{"id":839,"date":"2025-10-09T04:45:07","date_gmt":"2025-10-09T04:45:07","guid":{"rendered":"https:\/\/embedai.cloud\/?p=839"},"modified":"2025-10-09T04:45:09","modified_gmt":"2025-10-09T04:45:09","slug":"huong-dan-cham-soc-cay-xa-lach","status":"publish","type":"post","link":"https:\/\/supelamthao.vn\/?p=839","title":{"rendered":"H\u01b0\u1edbng d\u1eabn ch\u0103m s\u00f3c c\u00e2y x\u00e0 l\u00e1ch"},"content":{"rendered":"\n<p>X\u00e0 l\u00e1ch (Lactuca sativa) l\u00e0 m\u1ed9t lo\u1ea1i c\u00e2y h\u00e0ng n\u0103m thu\u1ed9c h\u1ecd c\u00fac, h\u1ecd C\u00fac.&nbsp;N\u00f3 th\u01b0\u1eddng \u0111\u01b0\u1ee3c tr\u1ed3ng nh\u01b0 m\u1ed9t lo\u1ea1i rau \u0103n l\u00e1, nh\u01b0ng \u0111\u00f4i khi \u0111\u1ec3 l\u1ea5y th\u00e2n v\u00e0 h\u1ea1t.<\/p>\n\n\n\n<p>X\u00e0 l\u00e1ch th\u01b0\u1eddng \u0111\u01b0\u1ee3c d\u00f9ng l\u00e0m m\u00f3n salad, m\u1eb7c d\u00f9 n\u00f3 c\u0169ng \u0111\u01b0\u1ee3c th\u1ea5y trong c\u00e1c lo\u1ea1i th\u1ef1c ph\u1ea9m kh\u00e1c, ch\u1eb3ng h\u1ea1n nh\u01b0 s\u00fap, b\u00e1nh m\u00ec sandwich v\u00e0 b\u00e1nh m\u00ec g\u00f3i;&nbsp;n\u00f3 c\u0169ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c n\u01b0\u1edbng.&nbsp;M\u1ed9t lo\u1ea1i, woju (\u83b4\u82e3), ho\u1eb7c rau di\u1ebfp m\u0103ng t\u00e2y (celtuce), \u0111\u01b0\u1ee3c tr\u1ed3ng \u0111\u1ec3 l\u1ea5y th\u00e2n c\u1ee7a n\u00f3, \u0111\u01b0\u1ee3c \u0103n s\u1ed1ng ho\u1eb7c n\u1ea5u ch\u00edn.&nbsp;Ngo\u00e0i vi\u1ec7c s\u1eed d\u1ee5ng ch\u00ednh nh\u01b0 m\u1ed9t m\u00e0u xanh l\u00e1 c\u00e2y, n\u00f3 c\u00f2n c\u00f3 \u00fd ngh\u0129a t\u00f4n gi\u00e1o v\u00e0 y h\u1ecdc qua nhi\u1ec1u th\u1ebf k\u1ef7 \u0111\u01b0\u1ee3c con ng\u01b0\u1eddi ti\u00eau th\u1ee5.<\/p>\n\n\n\n<p>N\u00f3i chung, rau di\u1ebfp th\u01b0\u1eddng \u0111\u01b0\u1ee3c tr\u1ed3ng h\u00e0ng n\u0103m, d\u1ec5 tr\u1ed3ng, m\u1eb7c d\u00f9 n\u00f3 y\u00eau c\u1ea7u nhi\u1ec7t \u0111\u1ed9 t\u01b0\u01a1ng \u0111\u1ed1i th\u1ea5p \u0111\u1ec3 ng\u0103n n\u00f3 ra hoa nhanh ch\u00f3ng.&nbsp;N\u00f3 c\u00f3 th\u1ec3 b\u1ecb c\u1ea3n tr\u1edf b\u1edfi s\u1ef1 thi\u1ebfu h\u1ee5t nhi\u1ec1u ch\u1ea5t dinh d\u01b0\u1ee1ng, c\u0169ng nh\u01b0 c\u00f4n tr\u00f9ng v\u00e0 \u0111\u1ed9ng v\u1eadt c\u00f3 v\u00fa, c\u0169ng nh\u01b0 c\u00e1c b\u1ec7nh n\u1ea5m v\u00e0 vi khu\u1ea9n.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Quy tr\u00ecnh k\u1ef9 thu\u1eadt tr\u1ed3ng c\u00e2y rau x\u00e0 l\u00e1ch\/rau di\u1ebfp<\/strong><\/h4>\n\n\n\n<h1 class=\"wp-block-heading\"><strong>A. Gi\u1edbi thi\u1ec7u<\/strong><\/h1>\n\n\n\n<p>X\u00e0 l\u00e1ch hay c\u00f2n g\u1ecdi&nbsp;c\u1ea3i b\u00e8o (<em>Lactuca sativa<\/em>) l\u00e0 lo\u00e0i th\u1ef1c v\u1eadt c\u00f3 hoa thu\u1ed9c&nbsp;<a href=\"https:\/\/vi.wikipedia.org\/wiki\/H%E1%BB%8D_C%C3%BAc\">h\u1ecd C\u00fac<\/a>. X\u00e0 l\u00e1ch&nbsp;th\u01b0\u1eddng \u0111\u01b0\u1ee3c tr\u1ed3ng l\u00e0m rau \u0103n l\u00e1 trong m\u00f3n xa l\u00e1t, b\u00e1nh m\u00ec k\u1eb9p, h\u0103m-b\u01a1-g\u01a1 ho\u1eb7c \u0103n c\u00f9ng c\u00e1c m\u00f3n \u0103n kh\u00e1c.<\/p>\n\n\n\n<p>Ngo\u00e0i ra n\u00f3 c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 Rau di\u1ebfp \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn t\u1eeb th\u1eddi xa x\u01b0a v\u00ec \u0111\u1eb7c t\u00ednh gi\u1ea3i kh\u00e1t, tinh khi\u1ebft v\u00e0 gi\u00fap an th\u1ea7n c\u1ee7a n\u00f3. T\u00ean c\u1ee7a n\u00f3 b\u1eaft ngu\u1ed3n t\u1eeb lo\u1ea1i n\u01b0\u1edbc tr\u1eafng \u0111\u1ee5c (cao su) ch\u1ea3y r\u1ec9 ra t\u1eeb th\u00e2n c\u00e2y rau sau khi \u0111\u01b0\u1ee3c c\u1eaft.<\/p>\n\n\n\n<p>Lo\u00e0i&nbsp;<em>Lactuca sativa<\/em>&nbsp;g\u1ed3m c\u00e1c lo\u1ea1i nh\u01b0:<\/p>\n\n\n\n<p><strong>1. Iceburg Lettuce hay Iceberg\/crisphead: (X\u00e0 l\u00e1ch M\u1ef9):&nbsp;<\/strong>L\u1edbp l\u00e1 b\u00ean ngo\u00e0i xanh h\u01a1n v\u00e0 l\u1edbp l\u00e1 b\u00ean trong tr\u1eafng h\u01a1n. Lo\u1ea1i n\u00e0y ph\u1ed5 bi\u1ebfn nh\u1ea5t v\u00ec c\u00f3 k\u1ebft c\u1ea5u l\u00e1 gi\u00f2n, m\u00f9i v\u1ecb nh\u1eb9 nh\u00e0ng v\u00e0 c\u00f3 nhi\u1ec1u n\u01b0\u1edbc.<\/p>\n\n\n\n<p><strong>2. Romaine Lettuce:<\/strong><strong>(X\u00e0 l\u00e1ch Romaine)<\/strong>&nbsp;C\u00f3 l\u00e1 xanh \u0111\u1eadm v\u00e0 d\u00e0i. N\u00f3 c\u00f3 k\u1ebft c\u1ea5u l\u00e1 gi\u00f2n v\u00e0 h\u01b0\u01a1ng v\u1ecb \u0111\u1eadm \u0111\u00e0 h\u01a1n c\u00e1c lo\u1ea1i kh\u00e1c. L\u00e0 m\u1ed9t ngu\u1ed3n ch\u1ee9a nhi\u1ec1u vitamin A, C, B1 v\u00e0 B2, v\u00e0 axit folic.<\/p>\n\n\n\n<p><strong>3. Butterhead Lettuce:<\/strong><strong>(X\u00e0 l\u00e1ch m\u1ee1)<\/strong>&nbsp;\u0110\u00e2y l\u00e0 lo\u1ea1i x\u00e0 l\u00e1ch c\u00f3 l\u00e1 l\u1edbn v\u00e0 \u0111\u01b0\u1ee3c s\u1eafp x\u1ebfp \u201cl\u1ecfng l\u1ebbo\u201d, v\u00e0 r\u1ea5t d\u1ec5 d\u00e0ng t\u00e1ch ra t\u1eeb th\u00e2n c\u1ee7a n\u00f3. N\u00f3 c\u00f3 k\u1ebft c\u1ea5u l\u00e1 m\u1ec1m h\u01a1n, v\u1edbi h\u01b0\u01a1ng v\u1ecb ng\u1ecdt ng\u00e0o so v\u1edbi h\u1ecd h\u00e0ng c\u1ee7a n\u00f3<\/p>\n\n\n\n<p><strong>4. Loose-leaf Lettuce:<\/strong><strong>(X\u00e0 l\u00e1ch l\u00f4 l\u00f4)<\/strong>&nbsp;Nh\u01b0 t\u00ean g\u1ecdi c\u1ee7a n\u00f3, lo\u1ea1i n\u00e0y c\u00f3 l\u00e1 s\u1eafp x\u1ebfp r\u1eddi r\u1ea1c, l\u00e1 r\u1ed9ng v\u00e0 xo\u0103n. N\u00f3 c\u00f3 h\u01b0\u01a1ng v\u1ecb nh\u1eb9 v\u00e0 k\u1ebft c\u1ea5u l\u00e1 h\u01a1i gi\u00f2n<\/p>\n\n\n\n<p>X\u00e0 l\u00e1ch c\u00f3 ngu\u1ed3n g\u1ed1c t\u1eeb Ch\u00e2u \u00c2u ng\u00e0y nay \u0111\u01b0\u1ee3c tr\u1ed3ng nhi\u1ec1u \u1edf ph\u00eda T\u00e2y ch\u00e2u \u00c1 v\u00e0 nhi\u1ec1u n\u01b0\u1edbc nhi\u1ec7t \u0111\u1edbi nh\u01b0 Malaixia, \u1ea4n \u0110\u1ed9, Indonexia v\u00e0 Vi\u1ec7t Nam.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Th\u00e0nh ph\u1ea7n dinh d\u01b0\u1ee1ng c\u00f3 trong 100 g x\u00e0 l\u00e1ch t\u01b0\u01a1i:<\/h4>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td colspan=\"6\"><strong>Gi\u00e1 tr\u1ecb dinh d\u01b0\u1ee1ng trong&nbsp; 100 g rau t\u01b0\u01a1i<\/strong><\/td><\/tr><tr><td><strong><em>Th\u00e0nh ph\u1ea7n<\/em><\/strong><\/td><td><strong><em>L\u01b0\u1ee3ng<\/em><\/strong><\/td><td><strong><em>\u0110\u01a1n v\u1ecb<\/em><\/strong><\/td><td><strong><em>Th\u00e0nh ph\u1ea7n<\/em><\/strong><\/td><td><strong><em>L\u01b0\u1ee3ng<\/em><\/strong><\/td><td><strong><em>\u0110\u01a1n v\u1ecb<\/em><\/strong><\/td><\/tr><tr><td>Calo (kcal)<\/td><td>14<\/td><td>K.cal<\/td><td>Protein<\/td><td>1.4<\/td><td>g<\/td><\/tr><tr><td>Lipid<\/td><td>0,2<\/td><td>g<\/td><td>Vitamin A<\/td><td>7.405<\/td><td>IU<\/td><\/tr><tr><td>Cholesterol<\/td><td>0<\/td><td>mg<\/td><td>Canxi<\/td><td>36<\/td><td>mg<\/td><\/tr><tr><td>Natri<\/td><td>28<\/td><td>mg<\/td><td>Vitamin D<\/td><td>0<\/td><td>IU<\/td><\/tr><tr><td>Kali<\/td><td>194<\/td><td>mg<\/td><td>Vitamin C<\/td><td>0<\/td><td>mg<\/td><\/tr><tr><td>Cacbohydrat<\/td><td>2.9<\/td><td>g<\/td><td>S\u1eaft<\/td><td>0.9<\/td><td>mg<\/td><\/tr><tr><td>Ch\u1ea5t x\u01a1<\/td><td>1.3<\/td><td>g<\/td><td>Vitamin B6<\/td><td>0.1<\/td><td>mg<\/td><\/tr><tr><td>\u0110\u01b0\u1eddng th\u1ef1c ph\u1ea9m<\/td><td>0.8<\/td><td>g<\/td><td>Magie<\/td><td>13<\/td><td>mg<\/td><\/tr><tr><td colspan=\"5\"><em>Ngu\u1ed3n:T\u1eeb USDA (U.S. Department of Agriculture)<\/em><\/td><td><em>&nbsp;<\/em><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>Rau x\u00e0 l\u00e1ch ngo\u00e0i vi\u1ec7c cung c\u1ea5p c\u00e1c lo\u1ea1i vitamin v\u00e0 kho\u00e1ng ch\u1ea5t c\u00f2n c\u00f3 t\u00e1c d\u1ee5ng ch\u1ed1ng t\u00e1o b\u00f3n do c\u00f3 nhi\u1ec1u ch\u1ea5t x\u01a1, h\u1ed7 tr\u1ee3 gi\u1ea3m c\u00e2n, l\u00e0m \u0111\u1eb9p, ng\u0103n ng\u1eeba ung th\u01b0, gi\u1ea3m stress, t\u1ed1t cho ng\u01b0\u1eddi thi\u1ebfu m\u00e1u, t\u1ed1t cho th\u1ecb l\u1ef1c m\u1eaft, t\u0103ng c\u01b0\u1eddng ch\u1ee9c n\u0103ng sinh l\u00fd, t\u1ed1t cho b\u1ec7nh nh\u00e2n ti\u1ec3u \u0111\u01b0\u1eddng, gi\u1ea3m \u0111au \u0111\u1ea7u\u2026&nbsp;<strong>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;<\/strong><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">B. Quy tr\u00ecnh k\u1ef9 thu\u1eadt<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>I. \u0110i\u1ec1u ki\u1ec7n ngo\u1ea1i c\u1ea3nh<\/strong><\/h3>\n\n\n\n<p>Th\u00edch h\u1ee3p v\u1edbi nhi\u1ec7t \u0111\u1ed9 t\u1eeb 15-20\u00baC. X\u00e0 l\u00e1ch xo\u0103n ch\u1ecbu \u0111\u01b0\u1ee3c nhi\u1ec7t \u0111\u1ed9 cao h\u01a1n x\u00e0 l\u00e1ch cu\u1ed9n.<\/p>\n\n\n\n<p>B\u1ed9 r\u1ec5 c\u1ee7a x\u00e0 l\u00e1ch r\u1ea5t y\u1ebfu, c\u1ea7n tr\u1ed3ng tr\u00ean \u0111\u1ea5t gi\u00e0u dinh d\u01b0\u1ee1ng, gi\u1eef n\u01b0\u1edbc t\u1ed1t, \u0111\u1ea5t pha c\u00e1t h\u01a1i ki\u1ec1m, kh\u00f4ng ch\u1ecbu \u0111\u01b0\u1ee3c h\u1ea1n v\u00e0 chua (pH&lt;6). Hi\u1ec7n nay c\u00e1c gi\u1ed1ng x\u00e0 l\u00e1ch m\u1edbi c\u00f3 th\u1ec3 tr\u1ed3ng quanh n\u0103m, \u1edf nhi\u1ec1u v\u00f9ng kh\u00ed h\u1eadu kh\u00e1c nhau.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>II. Bi\u1ec7n ph\u00e1p k\u1ef9 thu\u1eadt<\/strong><\/h3>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>1. Gi\u1ed1ng<\/strong><\/h4>\n\n\n\n<p>Hi\u1ec7n nay C\u00f4ng Ty TNHH Ph\u00e1t Tri\u1ec3n N\u00f4ng Nghi\u1ec7p Vi\u1ec7t \u00c1 c\u00f3 nh\u1eefng gi\u1ed1ng x\u00e0 l\u00e1ch sau:<\/p>\n\n\n\n<p><strong>1. X\u00e0 l\u00e1ch \u0111\u0103m cao s\u1ea3n VA.80:<\/strong>&nbsp;L\u00e0 gi\u1ed1ng Vi\u1ec7t Nam, c\u00f3 kh\u1ea3 n\u0103ng kh\u00e1ng b\u1ec7nh t\u1ed1t, c\u00e2y cu\u1ed9n, l\u00e1 to m\u00e0u v\u00e0ng s\u00e1ng, t\u1ef7 l\u1ec7 cu\u1ed1n 95 %, \u0111\u1ed9 \u0111\u1ed3ng \u0111\u1ec1u r\u1ea5t cao. C\u00f3 th\u1ec3 tr\u1ed3ng quanh n\u0103m, ch\u00ednh v\u1ee5 \u0110\u00f4ng Xu\u00e2n. Th\u1eddi gian thu ho\u1ea1ch sau 28-35 ng\u00e0y tr\u1ed3ng. L\u01b0\u1ee3ng h\u1ea1t gi\u1ed1ng s\u1ea1 40-60 g\/1000 m<sup>\u00b2<\/sup>, c\u1ea5y 30-35 g\/1000 m<sup>\u00b2<\/sup>.<\/p>\n\n\n\n<p><strong>2. X\u00e0 l\u00e1ch xo\u0103n cao s\u1ea3n VA.099:&nbsp;<\/strong>L\u00e0 gi\u1ed1ng Vi\u1ec7t Nam, c\u00f3 kh\u1ea3 n\u0103ng kh\u00e1ng b\u1ec7nh t\u1ed1t l\u00e1 c\u00f3 vi\u1ec1n xo\u1eafn r\u0103ng c\u01b0a, m\u00e0u v\u00e0ng s\u00e1ng, l\u00e1 to, \u0111\u1eb7c bi\u1ec7t kh\u00f4ng b\u1ecb r\u00e1ch khi tr\u1eddi m\u01b0a, \u0111\u1ed9 \u0111\u1ed3ng \u0111\u1ec1u r\u1ea5t cao, cao c\u00e2y 28-35 cm. Th\u1eddi v\u1ee5 tr\u1ed3ng quanh n\u0103m. Th\u1eddi gian thu ho\u1ea1ch 35-38 ng\u00e0y tr\u1ed3ng. L\u01b0\u1ee3ng h\u1ea1t gi\u1ed1ng s\u1ea1 40-60g\/1000 m<sup>\u00b2<\/sup>, c\u1ea5y 30-35 g\/1000 m<sup>\u00b2<\/sup>.<\/p>\n\n\n\n<p><strong>3. X\u00e0 l\u00e1ch M\u1ef9 Menetto VA.81:&nbsp;<\/strong>L\u00e0 gi\u1ed1ng c\u00f3 xu\u1ea5t x\u1ee9 Italia, \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t, ch\u1ecdn l\u1ecdc v\u00e0 ph\u1ee5c tr\u00e1ng k\u1ef9 l\u01b0\u1ee1ng, gi\u1ed1ng th\u00edch h\u1ee3p v\u1edbi m\u1ecdi v\u00f9ng kh\u00ed h\u1eadu Vi\u1ec7t Nam. C\u00e2y sinh tr\u01b0\u1edfng, ph\u00e1t tri\u1ec3n kh\u1ecfe, c\u00e2y to, l\u00e1 d\u00e0y, xanh b\u00f3ng, cu\u1ed9n b\u00fap ch\u1eafc, kh\u00e1ng s\u00e2u b\u1ec7nh t\u1ed1t, n\u0103ng su\u1ea5t cao, \u0103n r\u1ea5t gi\u00f2n, ngon. Th\u1eddi gian thu ho\u1ea1ch 30-35 ng\u00e0y sau tr\u1ed3ng. C\u00f3 th\u1ec3 tr\u1ed3ng quanh n\u0103m, ch\u00ednh v\u1ee5 thu \u0111\u00f4ng, \u0111\u00f4ng xu\u00e2n. L\u01b0\u1ee3ng gi\u1ed1ng c\u1ea7n thi\u1ebft 40-50 g\/1000 m<sup>\u00b2<\/sup>.<\/p>\n\n\n\n<p><strong>4. X\u00e0 l\u00e1ch t\u00edm VA.139 (Lettuce-Lollo Rossa. VA.139):&nbsp;<\/strong>L\u00e0 gi\u1ed1ng c\u00f3 xu\u1ea5t x\u1ee9 Italia, l\u00e0 gi\u1ed1ng \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t, ch\u1ecdn l\u1ecdc v\u00e0 ph\u1ee5c tr\u00e1ng k\u1ef9 nh\u1eb1m \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng t\u1ed1t nh\u1ea5t. C\u00e2y sinh tr\u01b0\u1edfng v\u00e0 ph\u00e1t tri\u1ec3n kh\u1ecfe, c\u00e2y to, l\u00e1 c\u00f3 m\u00e0u t\u00edm tr\u00f2n xo\u1eafn, r\u1ea5t b\u00f3ng, c\u00e1c l\u00e1 x\u1ebfp x\u00edt nhau t\u1ea1o l\u00ean t\u00e1n tr\u00f2n r\u1ea5t \u0111\u1eb9p, kh\u00e1ng b\u1ec7nh t\u1ed1t, n\u0103ng xu\u1ea5t cao, \u0103n r\u1ea5t ng\u1ecdt v\u00e0 ngon, \u0111\u1eb7c bi\u1ec7t c\u00f3 th\u1ec3 ng\u0103n ng\u1eeba b\u1ec7nh k\u00e9m tr\u00ed nh\u1edb v\u00e0 ch\u1ee9ng kh\u00f3 ti\u00eau. Th\u1eddi v\u1ee5 tr\u1ed3ng quanh n\u0103m, ch\u00ednh v\u1ee5 thu \u0111\u00f4ng, \u0111\u00f4ng xu\u00e2n. Th\u1eddi gian thu ho\u1ea1ch 30-35 ng\u00e0y sau tr\u1ed3ng. L\u01b0\u1ee3ng gi\u1ed1ng c\u1ea7n thi\u1ebft 30-35 g\/1000 m<sup>\u00b2<\/sup>.<\/p>\n\n\n\n<p><strong>5. X\u00e0 l\u00e1ch d\u00fam v\u00e0ng cao s\u1ea3n:<\/strong>&nbsp;L\u00e0 gi\u1ed1ng Vi\u1ec7t Nam. C\u00e2y sinh tr\u01b0\u1edfng, ph\u00e1t tri\u1ec3n m\u1ea1nh, c\u00f3 kh\u1ea3 n\u0103ng kh\u00e1ng b\u1ec7nh t\u1ed1t, \u0111\u1ed9 \u0111\u1ed3ng \u0111\u1ec1u cao, kh\u1ea3 n\u0103ng th\u00edch nghi r\u1ed9ng. C\u00e2y l\u1edbn, d\u1ea1ng l\u00e1 to tr\u00f2n, h\u01a1i d\u00fam, d\u1ea7y, m\u00e0u v\u00e0ng \u0111\u1eb9p, \u0103n ngon, c\u00f3 m\u00f9i th\u01a1m \u0111\u1eb7c tr\u01b0ng, h\u1ee3p th\u1ecb hi\u1ebfu ng\u01b0\u1eddi ti\u00eau d\u00f9ng. C\u00f3 th\u1ec3 tr\u1ed3ng quanh n\u0103m. Th\u1eddi gian thu ho\u1ea1ch 35-40 ng\u00e0y sau gieo. L\u01b0\u1ee3ng gi\u1ed1ng c\u1ea7n thi\u1ebft 40-50 g\/1000 m<sup>\u00b2<\/sup>.<\/p>\n\n\n\n<p><strong>6. Rau di\u1ebfp th\u01a1m VA. 285 (Local Lettuce VA.285):<\/strong>&nbsp;L\u00e0 gi\u1ed1ng c\u00f3 xu\u1ea5t x\u1ee9 Trung Qu\u1ed1c. C\u00e2y ph\u00e1t tri\u1ec3n m\u1ea1nh, kh\u00e1ng b\u1ec7nh r\u1ea5t t\u1ed1t, \u0111\u1ed9 \u0111\u1ed3ng \u0111\u1ec1u cao, d\u1ea1ng x\u00e0 l\u00e1ch nh\u00edp, l\u00e1 thon d\u00e0i, \u0111u\u00f4i nh\u1ecdn, m\u00e0u xanh \u1eedng v\u00e0ng, \u0111\u1eb9p, d\u00f9ng \u0111\u1ec3 \u0103n t\u01b0\u01a1i, n\u1ea5u canh, x\u00e0o r\u1ea5t ngon. Th\u1eddi v\u1ee5 tr\u1ed3ng quanh n\u0103m, ch\u00ednh v\u1ee5 Thu \u0110\u00f4ng. Th\u1eddi gian thu ho\u1ea1ch 40-45 ng\u00e0y sau tr\u1ed3ng. L\u01b0\u1ee3ng gi\u1ed1ng c\u1ea7n thi\u1ebft 40-50 g\/1000 m<sup>\u00b2<\/sup>.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>2. Th\u1eddi v\u1ee5<\/strong><\/h4>\n\n\n\n<p>Hi\u1ec7n nay c\u00e1c gi\u1ed1ng x\u00e0 l\u00e1ch c\u1ee7a c\u00f4ng ty h\u1ea7u h\u1ebft c\u00f3 th\u1ec3 quanh n\u0103m. Ch\u00ednh v\u1ee5 Thu \u0110\u00f4ng, \u0110\u00f4ng Xu\u00e2n (Tr\u1ed3ng t\u1eeb th\u00e1ng 8 n\u0103m tr\u01b0\u1edbc \u0111\u1ebfn th\u00e1ng 4 n\u0103m sau).<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>3. K\u1ef9 thu\u1eadt tr\u1ed3ng<\/strong><\/h4>\n\n\n\n<p><em>Ch\u1ecdn \u0111\u1ea5t canh t\u00e1c:<\/em>&nbsp;V\u1ec7 sinh \u0111\u1ed3ng ru\u1ed9ng d\u1ecdn s\u1ea1ch c\u00e1c t\u00e0n d\u01b0 th\u1ef1c v\u1eadt c\u1ee7a v\u1ee5 tr\u01b0\u1edbc, tr\u1ed3ng c\u00e1ch xa c\u00e1c khu c\u00f4ng nghi\u1ec7p, b\u1ec7nh vi\u1ec7n, nh\u00e0 m\u00e1y \u2026 (tr\u00e1nh ngu\u1ed3n n\u01b0\u1edbc \u00f4 nhi\u1ec5m v\u00e0 n\u01b0\u1edbc th\u1ea3i c\u1ee7a c\u00e1c nh\u00e0 m\u00e1y, b\u1ec7nh vi\u1ec7n).<\/p>\n\n\n\n<p>\u0110\u1ea5t t\u01a1i x\u1ed1p, nh\u1eb9, nhi\u1ec1u m\u00f9n, t\u1ea7ng canh t\u00e1c d\u00e0y, tho\u00e1t n\u01b0\u1edbc t\u1ed1t. R\u1ea3i v\u00f4i, t\u01b0\u1edbi n\u01b0\u1edbc tr\u01b0\u1edbc khi c\u00e0y x\u1edbi \u0111\u1ec3 di\u1ec7t m\u1ed9t s\u1ed1 n\u1ea5m h\u1ea1i tr\u00ean m\u1eb7t \u0111\u1ea5t t\u1ed3n t\u1ea1i t\u1eeb c\u00e1c v\u1ee5 tr\u01b0\u1edbc.<\/p>\n\n\n\n<p>C\u00e0y x\u1edbi \u0111\u1ed9 s\u00e2u 20-25 cm, ph\u01a1i \u1ea3i trong 1-2 tu\u1ea7n, d\u00f9ng thu\u1ed1c x\u1eed l\u00fd \u0111\u1ea5t tr\u01b0\u1edbc khi tr\u1ed3ng c\u00e2y \u00edt nh\u1ea5t 15 ng\u00e0y \u0111\u1ec3 h\u1ea1n ch\u1ebf s\u00e2u, b\u1ec7nh h\u1ea1i. Sau \u0111\u00f3 b\u00f3n ph\u00e2n l\u00f3t, c\u00e0y l\u1ea7n cu\u1ed1i.<\/p>\n\n\n\n<p>L\u00ean lu\u1ed1ng r\u1ed9ng 1,0-1.2 m, r\u00e3nh 20 cm, lu\u1ed1ng cao 10-15 cm. T\u01b0\u1edbi \u1ea9m \u0111\u1ec1u tr\u00ean lu\u1ed1ng tr\u01b0\u1edbc khi tr\u1ed3ng c\u00e2y ho\u1eb7c ph\u1ee7 b\u1ea1t nylon r\u1ed3i \u0111\u1ee5c l\u1ed7 tr\u1ed3ng.<\/p>\n\n\n\n<p><em>M\u1eadt \u0111\u1ed9, kho\u1ea3ng c\u00e1ch v\u00e0 ph\u01b0\u01a1ng ph\u00e1p tr\u1ed3ng:<\/em>&nbsp;Kho\u1ea3ng c\u00e1ch tr\u1ed3ng: H\u00e0ng x h\u00e0ng 20-30 cm, c\u00e2y x c\u00e2y 15-25 cm t\u00f9y gi\u1ed1ng v\u00e0 th\u1eddi v\u1ee5 tr\u1ed3ng.<\/p>\n\n\n\n<p>Tr\u1ed3ng c\u00e2y v\u00e0o l\u00fac chi\u1ec1u m\u00e1t, tr\u1ed3ng xong c\u1ea7n t\u01b0\u1edbi \u0111\u1ee7 \u1ea9m \u0111\u1ec3 c\u00e2y con nhanh ch\u00f3ng ph\u1ee5c h\u1ed3i.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>4. Ph\u00e2n b\u00f3n v\u00e0 c\u00e1c ch\u1ea5t ph\u1ee5 gia<\/strong><\/h4>\n\n\n\n<p><strong>C\u00e1ch 1:<\/strong>&nbsp;Ph\u00e2n b\u00f3n: L\u01b0\u1ee3ng ph\u00e2n b\u00f3n cho x\u00e0 l\u00e1ch 1 ha\/ v\u1ee5 nh\u01b0 sau: Ph\u00e2n chu\u1ed3ng hoai m\u1ee5c: 15-20 t\u1ea5n; ph\u00e2n h\u1eefu c\u01a1 vi sinh: 1000 kg; V\u00f4i b\u1ed9t: 800-1.500 kg, t\u00f9y \u0111\u1ed9 pH c\u1ee7a \u0111\u1ea5t canh t\u00e1c. MgSO<sub>4<\/sub>: 10kg.<\/p>\n\n\n\n<p>Ph\u00e2n h\u00f3a h\u1ecdc (l\u01b0\u1ee3ng nguy\u00ean ch\u1ea5t): 92 kg N- 48 kg P<sub>2<\/sub>O<sub>5&nbsp;<\/sub>\u2013 60 kg K<sub>2<\/sub>O.<\/p>\n\n\n\n<p><em>L\u01b0u \u00fd:&nbsp;<\/em>\u0110\u1ed5i l\u01b0\u1ee3ng ph\u00e2n h\u00f3a h\u1ecdc nguy\u00ean ch\u1ea5t qua ph\u00e2n \u0111\u01a1n ho\u1eb7c NPK t\u01b0\u01a1ng \u0111\u01b0\u01a1ng: C\u00e1ch 1: Ure: 200 kg; super l\u00e2n: 300 kg; KCl: 100 kg.<\/p>\n\n\n\n<p><strong>C\u00e1ch 2:<\/strong>&nbsp;NPK 15-5-20: 300 kg; Ure: 102 kg; L\u00e2n super: 206 kg.<\/p>\n\n\n\n<p>B\u00f3n theo c\u00e1ch 1:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>H\u1ea1ng m\u1ee5c<\/strong><\/td><td><strong>T\u1ed5ng s\u1ed1<\/strong><\/td><td><strong>B\u00f3n l\u00f3t<\/strong><\/td><td><strong>B\u00f3n th\u00fac&nbsp;sau tr\u1ed3ng 13-15 ng\u00e0y<\/strong><\/td><\/tr><tr><td>Ph\u00e2n chu\u1ed3ng hoai m\u1ee5c<\/td><td>15-20 t\u1ea5n<\/td><td>15-20 t\u1ea5n<\/td><td>&nbsp;<\/td><\/tr><tr><td>V\u00f4i<\/td><td>0,8-1,5 t\u1ea5n<\/td><td>0,8-1,5 t\u1ea5n<\/td><td>&nbsp;<\/td><\/tr><tr><td>Ph\u00e2n h\u1eefu c\u01a1 vi sinh<\/td><td>1000 kg<\/td><td>1000 kg<\/td><td>&nbsp;<\/td><\/tr><tr><td>Ure<\/td><td>200 kg<\/td><td>80 kg<\/td><td>120 kg<\/td><\/tr><tr><td>Super l\u00e2n<\/td><td>300 kg<\/td><td>300 kg<\/td><td>&nbsp;<\/td><\/tr><tr><td>Kali clorua<\/td><td>100 kg<\/td><td>100 kg<\/td><td>&nbsp;<\/td><\/tr><tr><td>MgSO4<\/td><td>10 kg<\/td><td>7 kg<\/td><td>3 kg<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p><em>Ghi ch\u00fa:&nbsp;<\/em>Ph\u00e2n b\u00f3n l\u00e1 s\u1eed d\u1ee5ng theo khuy\u1ebfn c\u00e1o in tr\u00ean bao b\u00ec.<\/p>\n\n\n\n<p>Ch\u1ec9 s\u1eed d\u1ee5ng c\u00e1c lo\u1ea1i ph\u00e2n b\u00f3n c\u00f3 t\u00ean trong Danh m\u1ee5c ph\u00e2n b\u00f3n \u0111\u01b0\u1ee3c ph\u00e9p s\u1ea3n xu\u1ea5t, kinh doanh v\u00e0 s\u1eed d\u1ee5ng t\u1ea1i Vi\u1ec7t Nam.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>5. Ch\u0103m s\u00f3c<\/strong><\/h4>\n\n\n\n<p>N\u0103m ng\u00e0y sau khi tr\u1ed3ng ki\u1ec3m tra v\u01b0\u1eddn v\u00e0 tr\u1ed3ng d\u1eb7m nh\u1eefng c\u00e2y y\u1ebfu, c\u00e2y ch\u1ebft \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o m\u1eadt \u0111\u1ed9.<\/p>\n\n\n\n<p><em>T\u01b0\u1edbi n\u01b0\u1edbc:<\/em>&nbsp;S\u1eed d\u1ee5ng ngu\u1ed3n n\u01b0\u1edbc kh\u00f4ng b\u1ecb \u00f4 nhi\u1ec5m, n\u01b0\u1edbc gi\u1ebfng khoan, n\u01b0\u1edbc su\u1ed1i \u0111\u1ea7u ngu\u1ed3n, kh\u00f4ng s\u1eed d\u1ee5ng n\u01b0\u1edbc th\u1ea3i, n\u01b0\u1edbc ao t\u00f9, \u1ee9 \u0111\u1ecdng l\u00e2u ng\u00e0y.<\/p>\n\n\n\n<p>M\u00f9a n\u1eafng, t\u01b0\u1edbi bu\u1ed5i s\u00e1ng s\u1edbm v\u00e0 chi\u1ec1u m\u00e1t 2 l\u1ea7n\/ng\u00e0y \u0111\u1ea3m b\u1ea3o \u1ea9m \u0111\u1ed9 70-75%. M\u00f9a m\u01b0a t\u01b0\u1edbi 1 l\u1ea7n\/ng\u00e0y ho\u1eb7c kh\u00f4ng t\u01b0\u1edbi, l\u00e0m m\u01b0\u01a1ng r\u1ea3nh tho\u00e1t n\u01b0\u1edbc tr\u00e1nh b\u1ecb ng\u1eadp \u00fang. T\u01b0\u1edbi n\u01b0\u1edbc sau khi m\u01b0a \u0111\u1ec3 r\u1eeda \u0111\u1ea5t b\u00e1m tr\u00ean \u0111\u1ecdt non, tr\u00ean l\u00e1 h\u1ea1n ch\u1ebf ngu\u1ed3n b\u1ec7nh ph\u00e1t sinh v\u00e0 l\u00e2y lan, \u0111\u1eb7c bi\u1ec7t m\u01b0a \u0111\u1ea7u m\u00f9a (m\u01b0a ax\u00edt). Sau khi b\u00f3n ph\u00e2n t\u01b0\u1edbi v\u1eeba \u0111\u1ee7 \u0111\u1ea3m b\u1ea3o ph\u00e2n tan.<\/p>\n\n\n\n<p><em>L\u00e0m c\u1ecf:<\/em>&nbsp;Trong tr\u01b0\u1eddng h\u1ee3p kh\u00f4ng ph\u1ee7 b\u1ea1t, c\u1ea7n ch\u00fa \u00fd l\u00e0m c\u1ecf s\u1ea1ch tr\u00ean lu\u1ed1ng, r\u00e3nh v\u00e0 xung quanh v\u01b0\u1eddn, l\u00e0m c\u1ecf tr\u01b0\u1edbc khi b\u00f3n ph\u00e2n k\u1ebft h\u1ee3p x\u0103m x\u1edbi t\u1ea1o \u0111\u1ea5t tho\u00e1ng kh\u00ed.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>6. Ph\u00f2ng tr\u1eeb s\u00e2u, b\u1ec7nh<\/strong><\/h4>\n\n\n\n<p>X\u00e0 l\u00e1ch c\u00f3 th\u1eddi gian sinh tr\u01b0\u1edfng ng\u1eafn, \u00edt b\u1ecb s\u00e2u b\u1ec7nh ph\u00e1 ho\u1ea1i, c\u1ea7n ch\u1ee7 \u0111\u1ed9ng ph\u00f2ng tr\u1eeb s\u00e2u b\u1ec7nh k\u1ecbp th\u1eddi khi ph\u00e1t hi\u1ec7n c\u00f3 tri\u1ec7u ch\u1ee9ng. N\u1ebfu c\u00e2y b\u1ecb b\u1ec7nh th\u00ec nh\u1ed5 ti\u00eau hu\u1ef7 tr\u00e1nh \u0111\u1ec3 l\u00e2y lan ngu\u1ed3n b\u1ec7nh.<\/p>\n\n\n\n<p><strong><em>S\u00e2u h\u1ea1i<\/em><\/strong><\/p>\n\n\n\n<p><em>S\u00e2u \u0103n t\u1ea1p:&nbsp;<\/em>Bi\u1ec7n ph\u00e1p ph\u00f2ng tr\u1eeb: V\u1ec7 sinh v\u01b0\u1eddn tr\u1ed3ng, c\u00e0y l\u1eadt \u0111\u1ea5t ph\u01a1i v\u00e0 x\u1eed l\u00fd thu\u1ed1c tr\u1eeb s\u00e2u, th\u01b0\u1eddng xuy\u00ean \u0111i th\u0103m ru\u1ed9ng \u0111\u1ec3 k\u1ecbp th\u1eddi ph\u00e1t hi\u1ec7n s\u00e2u, b\u1ec7nh, ng\u1eaft b\u1ecf \u1ed5 tr\u1ee9ng ho\u1eb7c ti\u00eau di\u1ec7t s\u00e2u non m\u1edbi n\u1edf khi ch\u01b0a ph\u00e2n t\u00e1n \u0111i xa.<\/p>\n\n\n\n<p><em>S\u00e2u xanh:<\/em>&nbsp;G\u00e2y h\u1ea1i t\u1eeb khi c\u00e2y con \u0111\u1ebfn khi thu ho\u1ea1ch. Hi\u1ec7n nay Danh m\u1ee5c thu\u1ed1c b\u1ea3o v\u1ec7 th\u1ef1c v\u1eadt \u0111\u01b0\u1ee3c ph\u00e9p s\u1eed d\u1ee5ng t\u1ea1i Vi\u1ec7t Nam ch\u01b0a c\u00f3 thu\u1ed1c \u0111\u0103ng k\u00fd \u0111\u1ec3 ph\u00f2ng tr\u1eeb s\u00e2u xanh tr\u00ean c\u00e2y x\u00e0 l\u00e1ch. V\u00ec v\u1eady b\u00e0 con n\u00f4ng d\u00e2n c\u00f3 th\u1ec3 tham kh\u1ea3o m\u1ed9t s\u1ed1 lo\u1ea1i thu\u1ed1c ph\u00f2ng tr\u1eeb s\u00e2u xanh tr\u00ean c\u00e2y h\u1ecd th\u1eadp t\u1ef1 nh\u01b0:&nbsp;<em>Abamectin<\/em>&nbsp;(Agromectin 1.8 EC, Binhtox 1.8 EC, BP Dygan 1.8 EC). Tuy nhi\u00ean tr\u01b0\u1edbc khi s\u1eed d\u1ee5ng \u0111\u1ea1i tr\u00e0, c\u1ea7n phun th\u1eed tr\u00ean di\u1ec7n t\u00edch h\u1eb9p \u0111\u1ec3 tr\u00e1nh nh\u1eefng r\u1ee7i ro \u0111\u00e1ng ti\u1ebfc x\u1ea3y ra.<\/p>\n\n\n\n<p><em>S\u00ean:<\/em>&nbsp;G\u00e2y h\u1ea1i c\u1ea3 giai \u0111o\u1ea1n c\u00e2y con v\u00e0 c\u00e2y l\u1edbn l\u00e0m \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn n\u0103ng su\u1ea5t v\u00e0 m\u1eabu m\u00e3 s\u1ea3n ph\u1ea9m l\u00e2y lan m\u1ea7m b\u1ec7nh.<\/p>\n\n\n\n<p>Bi\u1ec7n ph\u00e1p ph\u00f2ng tr\u1eeb: R\u1ea3i Helix 10% li\u1ec1u l\u01b0\u1ee3ng 1 kg\/1.000 m<sup>\u00b2<\/sup>&nbsp;tr\u1ed9n v\u1edbi 1 kg c\u00e1m g\u1ea1o rang, ch\u1ea5t t\u1ea1o m\u00f9i th\u01a1m nh\u01b0 vani r\u1ea3i t\u1eebng nh\u00fam nh\u1ecf xu\u1ed1ng r\u00e3nh kho\u1ea3ng c\u00e1ch t\u1eeb 1-1,5 m.<\/p>\n\n\n\n<p><strong><em>B\u1ec7nh h\u1ea1i.<\/em><\/strong><\/p>\n\n\n\n<p><em>B\u1ec7nh ch\u1ebft c\u00e2y con<\/em>&nbsp;(<em>Pythium<\/em>&nbsp;sp.,&nbsp;<em>Rhizoctonia&nbsp;sp., Sclerotium<\/em>&nbsp;sp.)<\/p>\n\n\n\n<p>C\u00e1ch ph\u00f2ng tr\u1eeb b\u1ec7nh ch\u1ebft c\u00e2y con: S\u1eed d\u1ee5ng thu\u1ed1c Trichoderma spp 106 cfu\/ml +&nbsp; K-Humate + Fulvate + Chitosan + Vitamin B1 (Fulhumaxin 5.65SC)<\/p>\n\n\n\n<p><em><u>B\u1ec7nh th\u1ed1i nh\u0169n vi khu\u1ea9n&nbsp;<\/u><\/em>(<em>Erwinia carotovora<\/em>).<\/p>\n\n\n\n<p>C\u00e1ch ph\u00f2ng tr\u1eeb b\u1ec7nh th\u1ed1i nh\u0169n: S\u1eed d\u1ee5ng thu\u1ed1c Streptomycin sulfate (Goldnova 200WP); Trichoderma spp 10<sup>6<\/sup>&nbsp;cfu\/ml + K-Humate + Fulvate + Chitosan + Vitamin B1 (Fulhumaxin 5.65SC).<\/p>\n\n\n\n<p>Ch\u00fa \u00fd phun lu\u00e2n phi\u00ean thay \u0111\u1ed5i c\u00e1c lo\u1ea1i thu\u1ed1c thu\u1ed9c c\u00e1c nh\u00f3m ho\u1ea1t ch\u1ea5t kh\u00e1c nhau v\u00e0 kh\u00f4ng d\u00f9ng b\u1ea5t c\u1ee9 m\u1ed9t lo\u1ea1i thu\u1ed1c n\u00e0o qu\u00e1 2 l\u1ea7n trong m\u1ed9t th\u00e1ng. Trong kho\u1ea3ng th\u1eddi gian 35 ng\u00e0y sau tr\u1ed3ng th\u01b0\u1eddng d\u00f9ng c\u00e1c lo\u1ea1i thu\u1ed1c n\u1ed9i h\u1ea5p, l\u01b0u d\u1eabn, sau \u0111\u00f3 d\u00f9ng c\u00e1c lo\u1ea1i c\u00f3 t\u00e1c d\u1ee5ng x\u00f4ng h\u01a1i, ti\u1ebfp x\u00fac, nhanh ph\u00e2n gi\u1ea3i v\u00e0 thu\u1ed1c vi sinh.<\/p>\n\n\n\n<p>B\u1ec7nh ch\u1ebft c\u00e2y con do n\u1ea5m&nbsp;<em>Fusarium Oxysporium<\/em>:&nbsp;<em>Tri\u1ec7u ch\u1ee9ng:<\/em>&nbsp;H\u00e9o l\u00e1 v\u00e0ng, th\u1ed1i nh\u0169n, m\u1ea1ch d\u1eabn \u0111en n\u00e2u.<\/p>\n\n\n\n<p>Th\u1ef1c hi\u1ec7n bi\u1ec7n ph\u00e1p ph\u00f2ng tr\u1eeb t\u1ed5ng h\u1ee3p \u0111\u1ea1t k\u1ebft qu\u1ea3 cao h\u01a1n s\u1eed d\u1ee5ng \u0111\u01a1n l\u1ebb ph\u01b0\u01a1ng ph\u00e1p h\u00f3a h\u1ecdc.<\/p>\n\n\n\n<p>Ch\u1ec9 s\u1eed d\u1ee5ng c\u00e1c lo\u1ea1i thu\u1ed1c BVTV trong Danh m\u1ee5c thu\u1ed1c BVTV \u0111\u01b0\u1ee3c ph\u00e9p s\u1eed d\u1ee5ng tr\u00ean rau t\u1ea1i Vi\u1ec7t Nam.<\/p>\n\n\n\n<p><em>Ph\u00f2ng tr\u1eeb d\u1ecbch h\u1ea1i t\u1ed5ng h\u1ee3p<\/em><em>:<\/em>&nbsp;\u00c1p d\u1ee5ng c\u00e1c bi\u1ec7n ph\u00e1p qu\u1ea3n l\u00fd d\u1ecbch h\u1ea1i t\u1ed5ng h\u1ee3p IPM<\/p>\n\n\n\n<p><em>Bi\u1ec7n ph\u00e1p canh t\u00e1c k\u1ef9 thu\u1eadt:&nbsp;<\/em>V\u1ec7 sinh v\u01b0\u1eddn tr\u1ed3ng, c\u1eaft t\u1ec9a c\u00e1c l\u00e1 gi\u00e0 v\u00e0ng \u00faa ti\u00eau h\u1ee7y. Ch\u1ecdn gi\u1ed1ng kh\u1ecfe, kh\u00e1ng s\u00e2u b\u1ec7nh, c\u00f3 ngu\u1ed3n g\u1ed1c, xu\u1ea5t x\u1ee9 r\u00f5 r\u00e0ng, lu\u00e2n canh c\u00e2y tr\u1ed3ng kh\u00e1c h\u1ecd. B\u00f3n ph\u00e2n c\u00e2n \u0111\u1ed1i v\u00e0 h\u1ee3p l\u00fd, t\u0103ng c\u01b0\u1eddng s\u1eed d\u1ee5ng ph\u00e2n h\u1eefu c\u01a1. Ki\u1ec3m tra ph\u00e1t hi\u1ec7n v\u00e0 k\u1ecbp th\u1eddi c\u00f3 bi\u1ec7n ph\u00e1p qu\u1ea3n l\u00fd th\u00edch h\u1ee3p \u0111\u1ed1i v\u1edbi s\u00e2u, b\u1ec7nh h\u1ea1i.<\/p>\n\n\n\n<p>H\u1ea1n ch\u1ebf s\u1eed d\u1ee5ng c\u00e1c lo\u1ea1i thu\u1ed1c h\u00f3a h\u1ecdc c\u00f3 \u0111\u1ed9 \u0111\u1ed9c cao \u0111\u1ec3 b\u1ea3o v\u1ec7 c\u00e1c lo\u00e0i ong k\u00fd sinh c\u1ee7a ru\u1ed3i \u0111\u1ee5c l\u00e1, c\u00e1c lo\u00e0i thi\u00ean \u0111\u1ecbch b\u1eaft m\u1ed3i nh\u01b0 nh\u1ec7n, b\u1ecd \u0111u\u00f4i k\u00ecm\u2026S\u1eed d\u1ee5ng c\u00e1c ch\u1ebf ph\u1ea9m sinh h\u1ecdc cho x\u00e0 l\u00e1ch thay thu\u1ed1c h\u00f3a h\u1ecdc.<\/p>\n\n\n\n<p><em>Bi\u1ec7n ph\u00e1p v\u1eadt l\u00fd:<\/em>&nbsp;S\u1eed d\u1ee5ng b\u1eaby m\u00e0u v\u00e0ng, b\u00f4i c\u00e1c ch\u1ea5t b\u00e1m d\u00ednh: d\u00f9ng nh\u1ef1a th\u00f4ng (Colophan) n\u1ea5u tr\u1ed9n v\u1edbi nh\u1edbt xe theo t\u1ec9 l\u1ec7 4\/6, b\u1eaby&nbsp;<em>Pheromone<\/em>&nbsp;d\u1eabn d\u1ee5 c\u00f4n tr\u00f9ng.<\/p>\n\n\n\n<p>C\u00f3 th\u1ec3 s\u1eed d\u1ee5ng l\u01b0\u1edbi ru\u1ed3i cao t\u1eeb 1,5-1,8 m che ch\u1eafn xung quanh v\u01b0\u1eddn h\u1ea1n ch\u1ebf ru\u1ed3i \u0111\u1ee5c l\u00e1, s\u00e2u, c\u00f4n tr\u00f9ng g\u00e2y h\u1ea1i bay t\u1eeb v\u01b0\u1eddn kh\u00e1c sang.<\/p>\n\n\n\n<p><em>Bi\u1ec7n ph\u00e1p h\u00f3a h\u1ecdc<\/em><em>:&nbsp;<\/em>Khi s\u1eed d\u1ee5ng thu\u1ed1c ph\u1ea3i c\u00e2n nh\u1eafc k\u1ef9 theo nguy\u00ean t\u1eafc 4 \u0111\u00fang (\u0111\u00fang l\u00fac, \u0111\u00fang c\u00e1ch, \u0111\u00fang li\u1ec1u l\u01b0\u1ee3ng, \u0111\u00fang thu\u1ed1c) \u0111\u1ecdc k\u1ef9 h\u01b0\u1edbng d\u1eabn s\u1eed d\u1ee5ng thu\u1ed1c tr\u01b0\u1edbc khi d\u00f9ng. Phun khi b\u1ec7nh ch\u1edbm xu\u1ea5t hi\u1ec7n.<\/p>\n\n\n\n<p>Ch\u1ec9 s\u1eed d\u1ee5ng thu\u1ed1c b\u1ea3o v\u1ec7 th\u1ef1c v\u1eadt&nbsp; khi c\u1ea7n thi\u1ebft, theo c\u00e1c y\u00eau c\u1ea7u sau:<\/p>\n\n\n\n<p>S\u1eed d\u1ee5ng c\u00e1c lo\u1ea1i thu\u1ed1c BVTV trong Danh m\u1ee5c thu\u1ed1c BVTV \u0111\u01b0\u1ee3c ph\u00e9p s\u1eed d\u1ee5ng tr\u00ean rau t\u1ea1i Vi\u1ec7t Nam.<\/p>\n\n\n\n<p>Ch\u1ecdn c\u00e1c thu\u1ed1c c\u00f3 th\u1eddi gian c\u00e1ch ly ng\u1eafn, \u0111\u1ed9 \u0111\u1ed9c th\u1ea5p, \u00edt \u0111\u1ed9c h\u1ea1i v\u1edbi thi\u00ean \u0111\u1ecbch, c\u00e1c \u0111\u1ed9ng v\u1eadt kh\u00e1c v\u00e0 con ng\u01b0\u1eddi. \u01afu ti\u00ean s\u1eed d\u1ee5ng c\u00e1c thu\u1ed1c sinh h\u1ecdc (thu\u1ed1c vi sinh v\u00e0 th\u1ea3o m\u1ed9c).<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>7. Thu ho\u1ea1ch, s\u01a1 ch\u1ebf v\u00e0 b\u1ea3o qu\u1ea3n<\/strong><\/h4>\n\n\n\n<p>Thu ho\u1ea1ch \u0111\u00fang th\u1eddi gian v\u00e0 m\u00f9a v\u1ee5. Tr\u01b0\u1edbc khi thu ho\u1ea1ch 2 ng\u00e0y t\u01b0\u1edbi r\u1eeda b\u1edbt \u0111\u1ea5t, c\u00e1t b\u00e1m tr\u00ean c\u00e2y x\u00e0 l\u00e1ch. C\u1eaft t\u1ec9a l\u00e0 gi\u00e0, l\u00e1 c\u00f3 bi\u1ec3u hi\u1ec7n s\u00e2u, \u0111\u00f3ng g\u00f3i theo y\u00eau c\u1ea7u kh\u00e1ch h\u00e0ng.<\/p>\n\n\n\n<div data-block-name=\"woocommerce\/accordion-group\" data-wp-context=\"{&quot;autoclose&quot;:false,&quot;isOpen&quot;:[]}\" data-wp-interactive=\"woocommerce\/accordion\" class=\"wp-block-woocommerce-accordion-group is-layout-flow wp-block-woocommerce-accordion-group-is-layout-flow\">\n<div data-block-name=\"woocommerce\/accordion-item\" data-wp-class--is-open=\"state.isOpen\" data-wp-context=\"{&quot;id&quot;:&quot;woocommerce-accordion-item-1&quot;,&quot;openByDefault&quot;:false}\" data-wp-init=\"callbacks.initIsOpen\" class=\"wp-block-woocommerce-accordion-item is-layout-flow wp-block-woocommerce-accordion-item-is-layout-flow\">\n<h3 data-block-name=\"woocommerce\/accordion-header\" class=\"wp-block-woocommerce-accordion-header accordion-item__heading is-layout-flow wp-block-woocommerce-accordion-header-is-layout-flow\"><button aria-expanded=\"false\" aria-controls=\"woocommerce-accordion-item-1-panel\" data-wp-bind--aria-expanded=\"state.isOpen\" data-wp-on--click=\"actions.toggle\" id=\"woocommerce-accordion-item-1\" class=\"accordion-item__toggle\"><span><strong>Thi\u1ebfu h\u1ee5t ch\u1ea5t dinh d\u01b0\u1ee1ng v\u00e0 gi\u1ea3i ph\u00e1p<\/strong><\/span><span class=\"accordion-item__toggle-icon has-icon-plus\" style=\"width:1.2em;height:1.2em\"><svg width=\"1.2em\" height=\"1.2em\" viewBox=\"0 0 24 24\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" aria-hidden=\"true\"><path d=\"M11 12.5V17.5H12.5V12.5H17.5V11H12.5V6H11V11H6V12.5H11Z\" fill=\"currentColor\"><\/path><\/svg><\/span><\/button><\/h3>\n\n\n\n<div inert aria-labelledby=\"woocommerce-accordion-item-1\" data-wp-bind--inert=\"!state.isOpen\" id=\"woocommerce-accordion-item-1-panel\" role=\"region\" data-block-name=\"woocommerce\/accordion-panel\" data-is-selected=\"true\" class=\"wp-block-woocommerce-accordion-panel\"><div class=\"accordion-content__wrapper is-layout-flow wp-block-woocommerce-accordion-panel-is-layout-flow\">\n<p><strong>Rau di\u1ebfp thi\u1ebfu Ch\u1ea5t dinh d\u01b0\u1ee1ng: N (Ni t\u01a1)<\/strong><\/p>\n\n\n\n<p><strong>Tri\u1ec7u ch\u1ee9ng&nbsp;<\/strong>C\u00e1c tri\u1ec7u ch\u1ee9ng c\u1ee7a s\u1ef1 thi\u1ebfu h\u1ee5t nit\u01a1 b\u1eaft \u0111\u1ea7u tr\u00ean c\u00e1c l\u00e1 gi\u00e0 v\u1edbi hi\u1ec7n t\u01b0\u1ee3ng x\u01a1 c\u1ee9ng m\u00e0u xanh l\u1ee5c nh\u1ea1t. V\u1ec1 sau to\u00e0n b\u1ed9 \u0111\u1ea7u b\u1ecb \u1ea3nh h\u01b0\u1edfng v\u00e0 tr\u00f4ng c\u00f3 m\u00e0u xanh v\u00e0ng. T\u0103ng tr\u01b0\u1edfng b\u1ecb h\u1ea1n ch\u1ebf m\u1ea1nh v\u00e0 c\u00e2y tr\u1ed3ng b\u1ecb ch\u1eadm ph\u00e1t tri\u1ec3n l\u00e0 nh\u1eefng tri\u1ec7u ch\u1ee9ng kh\u00e1c. C\u00e1c l\u00e1 gi\u00e0 c\u00f3 th\u1ec3 b\u1ecb th\u1ed1i r\u1eefa. H\u00ecnh d\u1ea1ng c\u1ee7a l\u00e1 v\u1eabn b\u00ecnh th\u01b0\u1eddng. Khi thi\u1ebfu N nghi\u00eam tr\u1ecdng, kh\u00f4ng c\u00f3 \u0111\u1ea7u \u0111\u01b0\u1ee3c h\u00ecnh th\u00e0nh-&nbsp;L\u00fd do Thi\u1ebfu nit\u01a1. C\u00e1c tri\u1ec7u ch\u1ee9ng c\u00f3 th\u1ec3 b\u1ecb nh\u1ea7m l\u1eabn v\u1edbi thi\u1ebfu magi\u00ea, l\u01b0u hu\u1ef3nh ho\u1eb7c mangan. Khi thi\u1ebfu magi\u00ea, l\u00e1 tr\u1edf n\u00ean \u00faa v\u00e0ng nh\u01b0ng trong tr\u01b0\u1eddng h\u1ee3p n\u00e0y c\u00e1c g\u00e2n l\u00e1 v\u1eabn xanh. Thi\u1ebfu l\u01b0u hu\u1ef3nh c\u0169ng l\u00e0m l\u00e1 \u00faa v\u00e0ng, nh\u01b0ng c\u00e1c tri\u1ec7u ch\u1ee9ng b\u1eaft \u0111\u1ea7u t\u1eeb c\u00e1c l\u00e1 non \u1edf \u0111\u00e2y. H\u01a1n n\u1eefa, l\u00e1 \u00edt nh\u0103n nheo h\u01a1n b\u00ecnh th\u01b0\u1eddng. Tri\u1ec7u ch\u1ee9ng thi\u1ebfu mangan c\u00f2n c\u00f3 bi\u1ec3u hi\u1ec7n l\u00e1 \u00faa v\u00e0ng nh\u01b0ng sinh tr\u01b0\u1edfng \u00edt b\u1ecb h\u1ea1n ch\u1ebf, g\u00e2n l\u00e1 v\u1eabn xanh v\u00e0 xu\u1ea5t hi\u1ec7n c\u00e1c \u0111\u1ed1m ho\u1ea1i t\u1eed m\u00e0u n\u00e2u \u1edf m\u00e9p l\u00e1.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/supelamthao.vn\/userfiles\/images\/Thieu-hut-dinh-duong\/hanh-cu-xa-lach\/xa-lach-N.jpg\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/supelamthao.vn\/userfiles\/images\/Thieu-hut-dinh-duong\/hanh-cu-xa-lach\/xa-lach-N-a.jpg\" alt=\"\"\/><\/figure>\n\n\n\n<p>Gi\u1ea3i ph\u00e1p Supe L\u00e2m Thao<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/supelamthao.vn\/userfiles\/images\/San%20pham\/NPK%20-%20S%20(01)\/1_PH%C3%82N%20B%C3%93N%20NPK-S%20M1%20L%C3%82M%20THAO%2012-5-10%2B4S%20(a)-01.png\" alt=\"\"\/><\/figure>\n\n\n\n<p><strong>Rau di\u1ebfp thi\u1ebfu Ch\u1ea5t dinh d\u01b0\u1ee1ng: P (ph\u1ed1t pho)<\/strong><\/p>\n\n\n\n<p>C\u00e1c tri\u1ec7u ch\u1ee9ng S\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a c\u00e2y b\u1ecb c\u00f2i c\u1ecdc v\u1edbi c\u00e1c ti\u00eau \u0111\u1ec1 b\u1ecb tr\u00ec ho\u00e3n ho\u1eb7c kh\u00f4ng c\u00f3 ti\u00eau \u0111\u1ec1 n\u00e0o c\u1ea3. L\u00e1 c\u00f3 m\u00e0u xanh \u0111\u1eadm h\u01a1n b\u00ecnh th\u01b0\u1eddng, nh\u01b0ng kh\u00f4ng th\u1ea5y tri\u1ec7u ch\u1ee9ng r\u00f5 r\u00e0ng. N\u1ebfu gi\u1ed1ng c\u00f3 ch\u1ee9a anthocyanin, l\u00e1 c\u00f3 th\u1ec3 c\u00f3 m\u00e0u \u0111\u1ecf t\u00eda.&nbsp;C\u00e1c tri\u1ec7u ch\u1ee9ng c\u00f3 th\u1ec3 b\u1ecb nh\u1ea7m l\u1eabn v\u1edbi vi\u1ec7c cung c\u1ea5p qu\u00e1 nhi\u1ec1u nit\u01a1. Th\u1eeba \u0111\u1ea1m c\u0169ng d\u1eabn \u0111\u1ebfn c\u00e2y x\u00e0 l\u00e1ch xanh \u0111\u1eadm, nh\u01b0ng trong tr\u01b0\u1eddng h\u1ee3p n\u00e0y m\u1eb7t d\u01b0\u1edbi c\u1ee7a l\u00e1 kh\u00f4ng chuy\u1ec3n sang m\u00e0u t\u00edm. Nhi\u1ec7t \u0111\u1ed9 th\u1ea5p c\u00f3 th\u1ec3 \u1ee9c ch\u1ebf s\u1ef1 h\u1ea5p thu P<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/supelamthao.vn\/userfiles\/images\/Thieu-hut-dinh-duong\/hanh-cu-xa-lach\/xa-lach-P.jpg\" alt=\"\"\/><\/figure>\n\n\n\n<p>Gi\u1ea3i ph\u00e1p Supe L\u00e2m Thao<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/supelamthao.vn\/userfiles\/images\/San%20pham\/NPK%20-%20S%20(01)\/2_PH%C3%82N%20B%C3%93N%20NPK-S%20L%C3%82M%20THAO%206-8-4%2B9S%20(a)-01.png\" alt=\"\"\/><\/figure>\n\n\n\n<p><strong>Rau di\u1ebfp thi\u1ebfu Ch\u1ea5t dinh d\u01b0\u1ee1ng: K(Kali)<\/strong><\/p>\n\n\n\n<p><strong>Tri\u1ec7u ch\u1ee9ng<\/strong>&nbsp;Ph\u1ea7n \u0111\u1ea7u v\u00e0 m\u00e9p c\u1ee7a c\u00e1c l\u00e1 gi\u00e0 c\u00f3 c\u00e1c \u0111\u1ed1m \u00faa v\u1edbi k\u00edch th\u01b0\u1edbc ng\u00e0y c\u00e0ng l\u1edbn v\u00e0 sau n\u00e0y b\u1ecb ho\u1ea1i t\u1eed. Do m\u00e9p l\u00e1 b\u1ecb ch\u00e1y x\u00e9m, l\u00e1 b\u1ecb bi\u1ebfn d\u1ea1ng. Khi thi\u1ebfu h\u1ee5t nghi\u00eam tr\u1ecdng h\u01a1n, m\u00e0u l\u00e1 chuy\u1ec3n sang m\u00e0u xanh \u0111\u1eadm l\u1ed1m \u0111\u1ed1m v\u00e0 c\u00e2y b\u1ecb h\u00e9o. \u0110\u00f4i khi l\u00e1 \u00edt nh\u0103n nheo h\u01a1n b\u00ecnh th\u01b0\u1eddng v\u00e0 h\u00ecnh d\u1ea1ng c\u1ee7a l\u00e1 tr\u1edf n\u00ean tr\u00f2n h\u01a1n. S\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a c\u00e2y b\u1ecb h\u1ea1n ch\u1ebf, ch\u00fang kh\u00f4ng h\u00ecnh th\u00e0nh \u0111\u1ea7u ho\u1eb7c \u0111\u1ea7u v\u1eabn c\u00f2n l\u1ecfng l\u1ebbo.&nbsp;C\u00e1c tri\u1ec7u ch\u1ee9ng c\u00f3 th\u1ec3 b\u1ecb nh\u1ea7m l\u1eabn v\u1edbi n\u1ed3ng \u0111\u1ed9 mu\u1ed1i cao c\u1ee7a ch\u1ea5t tr\u1ed3ng. Trong tr\u01b0\u1eddng h\u1ee3p n\u00e0y, c\u00e1c g\u00e2n c\u1ee7a l\u00e1 tr\u1edf n\u00ean n\u00e2u ngo\u00e0i m\u00e9p l\u00e1 kh\u00f4<\/p>\n\n\n\n<p><img decoding=\"async\" alt=\"\" src=\"https:\/\/supelamthao.vn\/userfiles\/images\/Thieu-hut-dinh-duong\/hanh-cu-xa-lach\/xa-lach-K.jpg\"><br>Gi\u1ea3i ph\u00e1p Supe L\u00e2m Thao<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/supelamthao.vn\/userfiles\/images\/San%20pham\/NPK%20-%20S%20(01)\/4_PH%C3%82N%20B%C3%93N%20NPK-S%20L%C3%82M%20THAO%2010-5-10%2B5S%20(a)-01.png\" alt=\"\"\/><\/figure>\n\n\n\n<p><strong>Rau di\u1ebfp thi\u1ebfu Ch\u1ea5t dinh d\u01b0\u1ee1ng: Mg (magie)<\/strong><\/p>\n\n\n\n<p>Tri\u1ec7u ch\u1ee9ng B\u1ec7nh \u00faa v\u00e0ng gi\u1eefa c\u00e1c l\u00e1 b\u1eaft \u0111\u1ea7u tr\u00ean c\u00e1c l\u00e1 gi\u00e0 h\u01a1n, ch\u00fang lan d\u1ea7n v\u00e0o trong t\u1eeb m\u00e9p l\u00e1. C\u00e1c v\u00f9ng gi\u1eefa c\u00e1c n\u1ebfp g\u1ea5p cong l\u00ean tr\u00ean. Trong m\u00f4i tr\u01b0\u1eddng nu\u00f4i n\u01b0\u1edbc, c\u00e1c tri\u1ec7u ch\u1ee9ng c\u0169ng c\u00f3 th\u1ec3 b\u1eaft \u0111\u1ea7u tr\u00ean c\u00e1c l\u00e1 non-&nbsp;Nguy\u00ean nh\u00e2n Thi\u1ebfu magie tr\u00ean l\u00e1. C\u00e1c tri\u1ec7u ch\u1ee9ng thi\u1ebfu Mangan t\u01b0\u01a1ng t\u1ef1 nh\u01b0 c\u00e1c tri\u1ec7u ch\u1ee9ng thi\u1ebfu Magie.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/supelamthao.vn\/userfiles\/images\/Thieu-hut-dinh-duong\/hanh-cu-xa-lach\/xa-lach-Mg.jpg\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/supelamthao.vn\/userfiles\/images\/Thieu-hut-dinh-duong\/hanh-cu-xa-lach\/xa-lach-Mg-a.jpg\" alt=\"\"\/><\/figure>\n\n\n\n<p>Gi\u1ea3i ph\u00e1p Supe L\u00e2m Thao<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/supelamthao.vn\/userfiles\/images\/San%20pham\/NPK%20-%20S%20(01)\/6_PH%C3%82N%20B%C3%93N%20NPK-S%20L%C3%82M%20THAO%208-6-4%2B8S%20(a)-01.png\" alt=\"\"\/><\/figure>\n\n\n\n<p><strong>Rau di\u1ebfp thi\u1ebfu Ch\u1ea5t dinh d\u01b0\u1ee1ng: Ca (can xi)<\/strong><\/p>\n\n\n\n<p>Tri\u1ec7u ch\u1ee9ng Khi thi\u1ebfu canxi s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a rau di\u1ebfp b\u1ecb gi\u1ea3m v\u00e0 l\u00e1 g\u1ee3n s\u00f3ng h\u01a1n b\u00ecnh th\u01b0\u1eddng. B\u1eaft \u0111\u1ea7u t\u1eeb m\u00e9p l\u00e1 ho\u1eb7c ng\u1ecdn l\u00e1 non, c\u00e1c v\u1ebft b\u1ec7nh m\u00e0u n\u00e2u ho\u1eb7c x\u00e1m ph\u00e1t tri\u1ec3n. Tri\u1ec7u ch\u1ee9ng n\u00e0y \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 &#8216;b\u1ecfng \u0111\u1ea7u ng\u00f3n tay&#8217;. V\u1edbi s\u1ef1 thi\u1ebfu h\u1ee5t Ca ti\u1ebfn tri\u1ec3n, l\u00e1 b\u1eaft \u0111\u1ea7u ch\u1ebft t\u1eeb ng\u1ecdn v\u00e0 m\u00e9p v\u00e0o trong. Ti\u1ebfp theo, c\u00e1c tri\u1ec7u ch\u1ee9ng lan r\u1ed9ng tr\u00ean c\u00e1c l\u00e1 gi\u00e0. M\u00f4 l\u00e1 ch\u1ebft c\u00f3 m\u00e0u xanh x\u00e1m. N\u1ebfu thi\u1ebfu canxi trong giai \u0111o\u1ea1n \u0111\u1ea7u ph\u00e1t tri\u1ec3n, tr\u1ebb s\u1ebd b\u1ecb c\u00f2i c\u1ecdc nghi\u00eam tr\u1ecdng v\u00e0 kh\u00f4ng h\u00ecnh th\u00e0nh \u0111\u1ea7u-&nbsp;L\u00fd do Thi\u1ebfu Canxi nghi\u00eam tr\u1ecdng. C\u00e1c tri\u1ec7u ch\u1ee9ng c\u00f3 th\u1ec3 b\u1ecb nh\u1ea7m l\u1eabn v\u1edbi thi\u1ebfu bo, c\u0169ng b\u1eaft \u0111\u1ea7u tr\u00ean c\u00e1c l\u00e1 non nh\u1ea5t. Nh\u01b0ng thi\u1ebfu boron t\u1eadp trung nhi\u1ec1u h\u01a1n \u1edf \u0111i\u1ec3m ph\u00e1t tri\u1ec3n v\u00e0 kh\u00f4ng c\u00f3 v\u1ebft b\u1ec7nh lan r\u1ed9ng tr\u00ean l\u00e1<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/supelamthao.vn\/userfiles\/images\/Thieu-hut-dinh-duong\/hanh-cu-xa-lach\/xa-lach-ca.jpg\" alt=\"\"\/><\/figure>\n\n\n\n<p>Gi\u1ea3i ph\u00e1p Supe L\u00e2m Thao<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/supelamthao.vn\/userfiles\/images\/San%20pham\/NPK%20-%20S%20(01)\/3_PH%C3%82N%20B%C3%93N%20NPK-S%20M1%20L%C3%82M%20THAO%2010-5-5%2B9S%20(a)-01.png\" alt=\"\"\/><\/figure>\n\n\n\n<p><strong>Rau di\u1ebfp thi\u1ebfu Ch\u1ea5t dinh d\u01b0\u1ee1ng: S (L\u01b0u hu\u1ef3nh)<\/strong><\/p>\n\n\n\n<p><strong>Tri\u1ec7u ch\u1ee9ng&nbsp;<\/strong>Trong tr\u01b0\u1eddng h\u1ee3p thi\u1ebfu l\u01b0u hu\u1ef3nh, r\u1ec5 r\u1ea5t x\u01a1 v\u00e0 d\u00e0i h\u01a1n b\u00ecnh th\u01b0\u1eddng. Ch\u00fang c\u00f3 m\u00e0u tr\u1eafng-&nbsp;Nguy\u00ean nh\u00e2n Thi\u1ebfu l\u01b0u hu\u1ef3nh tr\u00ean r\u1ec5<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/supelamthao.vn\/userfiles\/images\/Thieu-hut-dinh-duong\/hanh-cu-xa-lach\/xa-lach-S-a.jpg\" alt=\"\"\/><\/figure>\n\n\n\n<p>Gi\u1ea3i ph\u00e1p Supe L\u00e2m Thao<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/supelamthao.vn\/userfiles\/images\/San%20pham\/NPK%20-%20S%20(01)\/1_PH%C3%82N%20B%C3%93N%20NPK-S%20M1%20L%C3%82M%20THAO%2012-5-10%2B4S%20(a)-01.png\" alt=\"\"\/><\/figure>\n\n\n\n<p><strong>Rau di\u1ebfp thi\u1ebfu Ch\u1ea5t dinh d\u01b0\u1ee1ng: Bo (boron)<\/strong><\/p>\n\n\n\n<p><strong>Tri\u1ec7u ch\u1ee9ng<\/strong>&nbsp;R\u1ec5 k\u00e9m ph\u00e1t tri\u1ec3n v\u00e0 c\u00f3 m\u00e0u n\u00e2u. Ch\u00fang tr\u00f4ng x\u00f9 x\u00ec, b\u1edfi v\u00ec r\u1ea5t nhi\u1ec1u r\u1ec5 b\u00ean r\u1ea5t ng\u1eafn, nhi\u1ec1u nh\u00e1nh m\u1ecdc l\u00ean. V\u1edbi s\u1ef1 thi\u1ebfu h\u1ee5t nghi\u00eam tr\u1ecdng c\u00e1c ng\u1ecdn r\u1ec5 b\u1ecb ch\u1ebft. Nguy\u00ean nh\u00e2n thi\u1ebfu Bo \u1edf r\u1ec5<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/supelamthao.vn\/userfiles\/images\/Thieu-hut-dinh-duong\/hanh-cu-xa-lach\/xa-lach-bo-a.jpg\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/supelamthao.vn\/userfiles\/images\/Thieu-hut-dinh-duong\/hanh-cu-xa-lach\/xa-lach-bo.jpg\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/supelamthao.vn\/userfiles\/images\/Thieu-hut-dinh-duong\/hanh-cu-xa-lach\/xa-lach-bo-b.jpg\" alt=\"\"\/><\/figure>\n\n\n\n<p>\u200b\u200b\u200b\u200b\u200b\u200bGi\u1ea3i ph\u00e1p Supe L\u00e2m Thao<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/supelamthao.vn\/userfiles\/images\/San%20pham\/NPK%20-%20S%20(02)\/10_PH%C3%82N%20B%C3%93N%20NPK-S%20L%C3%82M%20THAO%208-7-3%2B8S%20(a)-01.png\" alt=\"\"\/><\/figure>\n\n\n\n<p><strong>Rau di\u1ebfp thi\u1ebfu Ch\u1ea5t dinh d\u01b0\u1ee1ng: Cu (\u0111\u1ed3ng)<\/strong><\/p>\n\n\n\n<p><strong>Tri\u1ec7u ch\u1ee9ng&nbsp;<\/strong>C\u00e2y c\u00f3 v\u1ebb b\u1ecb h\u00e9o v\u00e0 nh\u00e3o. D\u1ecdc theo ng\u1ecdn v\u00e0 m\u00e9p l\u00e1 xu\u1ea5t hi\u1ec7n \u0111\u1ed1m l\u1ed1m \u0111\u1ed1m, di\u1ec5n ra t\u1eeb l\u00e1 gi\u00e0 \u0111\u1ebfn l\u00e1 non. C\u00e1c v\u00f9ng ho\u1ea1i t\u1eed m\u00e0u n\u00e2u x\u00e1m ph\u00e1t tri\u1ec3n trong c\u00e1c \u0111\u1edbi c\u00f3 nhi\u1ec1u ch\u1ea5t di\u1ec7p l\u1ee5c. B\u1eaft \u0111\u1ea7u t\u1eeb ng\u1ecdn, l\u00e1 chuy\u1ec3n sang m\u00e0u v\u00e0ng v\u00e0 nh\u1ea1t d\u1ea7n. \u0110\u00f4i khi c\u00e1c t\u0129nh m\u1ea1ch c\u00f3 bi\u1ec3u hi\u1ec7n \u0111\u1ed5i m\u00e0u \u0111\u1ecf nh\u1ea1t ho\u1eb7c h\u1ed3ng. H\u01a1n n\u1eefa, thi\u1ebfu \u0111\u1ed3ng d\u1eabn \u0111\u1ebfn s\u1ef1 ph\u00e1t tri\u1ec3n b\u1ecb \u1ee9c ch\u1ebf v\u00e0 \u0111\u1ea7u nh\u1ecf, nh\u1eb9. L\u00fd do Thi\u1ebfu \u0111\u1ed3ng tr\u00ean rau di\u1ebfp<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/supelamthao.vn\/userfiles\/images\/Thieu-hut-dinh-duong\/hanh-cu-xa-lach\/xa-lach-cu.jpg\" alt=\"\"\/><\/figure>\n\n\n\n<p>Gi\u1ea3i ph\u00e1p Supe L\u00e2m Thao<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/supelamthao.vn\/userfiles\/images\/San%20pham\/NPK%20-%20S%20(02)\/8_PH%C3%82N%20B%C3%93N%20NPK-S%20L%C3%82M%20THAO%2012-3-13%2B8S%20(a)-01.png\" alt=\"\"\/><\/figure>\n\n\n\n<p><strong>Rau di\u1ebfp thi\u1ebfu Ch\u1ea5t dinh d\u01b0\u1ee1ng: Fe&nbsp;(S\u1eaft)<\/strong><\/p>\n\n\n\n<p><strong>C\u00e1c tri\u1ec7u ch\u1ee9ng&nbsp;<\/strong>N\u00f3i chung thi\u1ebfu s\u1eaft kh\u00f4ng l\u00e0m gi\u1ea3m s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a rau di\u1ebfp. Ch\u1ec9 nh\u1eefng l\u00e1 b\u00ean trong b\u1ecb \u1ea3nh h\u01b0\u1edfng, v\u00ec c\u00e1c tri\u1ec7u ch\u1ee9ng thi\u1ebfu s\u1eaft lu\u00f4n b\u1eaft \u0111\u1ea7u tr\u00ean nh\u1eefng l\u00e1 non nh\u1ea5t. Ch\u00fang bi\u1ec3u hi\u1ec7n m\u00e0u xanh l\u1ee5c v\u00e0ng, sau n\u00e0y c\u00f3 m\u00e0u v\u00e0ng chanh v\u00e0 v\u00e0ng nh\u1ea1t gi\u1eefa c\u00e1c g\u00e2n l\u00e1. G\u00e2n ch\u00ednh v\u1eabn c\u00f2n xanh. V\u1edbi s\u1ef1 thi\u1ebfu h\u1ee5t m\u1ea1nh, c\u00e1c g\u00e2n l\u00e1 c\u0169ng b\u1ecb \u00faa v\u00e0 c\u00e1c v\u00f9ng ho\u1ea1i t\u1eed xu\u1ea5t hi\u1ec7n g\u1ea7n m\u00e9p l\u00e1. Ch\u1ec9 s\u1ef1 thi\u1ebfu h\u1ee5t nghi\u00eam tr\u1ecdng m\u1edbi t\u1ea1o ra c\u00e1c tri\u1ec7u ch\u1ee9ng tr\u00ean c\u00e1c l\u00e1 gi\u00e0. C\u00f3 kh\u1ea3 n\u0103ng ho\u1ea1i t\u1eed m\u00e0u n\u00e2u xu\u1ea5t hi\u1ec7n \u1edf m\u00e9p c\u1ee7a l\u00e1 \u00faa v\u00e0 lan ra to\u00e0n b\u1ed9 l\u00e1. L\u00fd do Thi\u1ebfu s\u1eaft<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/supelamthao.vn\/userfiles\/images\/Thieu-hut-dinh-duong\/hanh-cu-xa-lach\/xa-lac-fe.jpg\" alt=\"\"\/><\/figure>\n\n\n\n<p>Gi\u1ea3i ph\u00e1p Supe L\u00e2m Thao<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/supelamthao.vn\/userfiles\/images\/San%20pham\/NPK%20-%20S%20(02)\/7_PH%C3%82N%20B%C3%93N%20NPK-S%20L%C3%82M%20THAO%2010-5-5%2B3S%20(a)-01.png\" alt=\"\"\/><\/figure>\n\n\n\n<p><strong>Rau di\u1ebfp thi\u1ebfu Ch\u1ea5t dinh d\u01b0\u1ee1ng: Mn (Mangan) b\u1ec7nh v\u00e0ng l\u00e1<\/strong><\/p>\n\n\n\n<p>Tri\u1ec7u ch\u1ee9ng To\u00e0n c\u00e2y chuy\u1ec3n sang m\u00e0u xanh l\u1ee5c \/ v\u00e0ng v\u00e0 c\u00e1c l\u00e1 nh\u1eb5n h\u01a1n b\u00ecnh th\u01b0\u1eddng. Khi thi\u1ebfu h\u1ee5t nghi\u00eam tr\u1ecdng, c\u00e1c \u0111\u1ed1m ho\u1ea1i t\u1eed ph\u00e1t tri\u1ec3n \u1edf r\u00eca v\u00e0 c\u00e1c v\u00f9ng li\u00ean s\u01b0\u1eddn c\u1ee7a c\u00e1c l\u00e1 gi\u00e0. C\u00e1c g\u00e2n l\u00e1 v\u1eabn c\u00f3 m\u00e0u xanh \u0111\u1eadm h\u01a1n so v\u1edbi c\u00e1c ru\u1ed9ng li\u00ean s\u01b0\u1eddn. T\u0103ng tr\u01b0\u1edfng kh\u00f4ng b\u1ecb k\u00ecm h\u00e3m. Nguy\u00ean nh\u00e2n Thi\u1ebfu Mangan. Khi thi\u1ebfu nit\u01a1, c\u00e2y c\u0169ng chuy\u1ec3n sang m\u00e0u v\u00e0ng, nh\u01b0ng s\u1ef1 t\u0103ng tr\u01b0\u1edfng b\u1ecb h\u1ea1n ch\u1ebf r\u00f5 r\u00e0ng sau \u0111\u00f3. Khi thi\u1ebfu l\u01b0u hu\u1ef3nh, c\u00e1c tri\u1ec7u ch\u1ee9ng b\u1eaft \u0111\u1ea7u tr\u00ean c\u00e1c l\u00e1 non, c\u00e1c g\u00e2n l\u00e1 kh\u00f4ng c\u00f2n m\u00e0u xanh sau \u0111\u1ed1<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/supelamthao.vn\/userfiles\/images\/Thieu-hut-dinh-duong\/hanh-cu-xa-lach\/xa-lach-mn-a.jpg\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/supelamthao.vn\/userfiles\/images\/Thieu-hut-dinh-duong\/hanh-cu-xa-lach\/xa-lach-mn.jpg\" alt=\"\"\/><\/figure>\n\n\n\n<p>Gi\u1ea3i ph\u00e1p Supe L\u00e2m Thao<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/supelamthao.vn\/userfiles\/images\/San%20pham\/NPK%20-%20S%20(02)\/9_PH%C3%82N%20B%C3%93N%20NPK-S%20L%C3%82M%20THAO%2012-3-10%2B7S%20(a)-01.png\" alt=\"\"\/><\/figure>\n\n\n\n<p><strong>Rau di\u1ebfp thi\u1ebfu Ch\u1ea5t dinh d\u01b0\u1ee1ng: Mo (molip\u0111en) g\u00e2y h\u00e9o c\u00e2y<\/strong><\/p>\n\n\n\n<p><strong>C\u00e1c tri\u1ec7u ch\u1ee9ng<\/strong>&nbsp;S\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a c\u00e2y b\u1ecb \u1ee9c ch\u1ebf r\u00f5 r\u00e0ng v\u00e0 c\u00e2y chuy\u1ec3n sang m\u00e0u xanh l\u1ee5c nh\u1ea1t. C\u00e1c l\u00e1 b\u1eaft \u0111\u1ea7u h\u00e9o t\u1eeb ng\u1ecdn v\u00e0 m\u00e9p l\u00e1, m\u00f4 ch\u1ebft d\u1ea7n sau \u0111\u00f3 v\u00e0 c\u00f3 m\u00e0u n\u00e2u \/ v\u00e0ng. Nguy\u00ean nh\u00e2n Thi\u1ebfu molip\u0111en tr\u00ean c\u00e2y non V\u00ec c\u00e1c tri\u1ec7u ch\u1ee9ng thi\u1ebfu molip\u0111en \u0111\u01b0\u1ee3c ph\u00e1t sinh do pH th\u1ea5p, n\u00ean thi\u1ebfu Mo c\u00f3 th\u1ec3 b\u1ecb nh\u1ea7m l\u00e0 thi\u1ebfu canxi. Tuy nhi\u00ean khi thi\u1ebfu Ca c\u00e1c l\u00e1 non nh\u0103n nheo h\u01a1n v\u00e0 c\u00f3 m\u00e0u xanh \u0111\u1eadm h\u01a1n, kh\u00f4ng th\u1ec3 nh\u1ea7m v\u1edbi thi\u1ebfu Mo \u0111\u01b0\u1ee3c.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/supelamthao.vn\/userfiles\/images\/Thieu-hut-dinh-duong\/hanh-cu-xa-lach\/xa-lach-mo-a.jpg\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/supelamthao.vn\/userfiles\/images\/Thieu-hut-dinh-duong\/hanh-cu-xa-lach\/xa-lach-mo.jpg\" alt=\"\"\/><\/figure>\n\n\n\n<p>Gi\u1ea3i ph\u00e1p Supe L\u00e2m Thao<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/supelamthao.vn\/userfiles\/images\/San%20pham\/NPK%20-%20S%20(02)\/8_PH%C3%82N%20B%C3%93N%20NPK-S%20L%C3%82M%20THAO%2012-3-13%2B8S%20(a)-01.png\" alt=\"\"\/><\/figure>\n\n\n\n<p><strong>Rau di\u1ebfp thi\u1ebfu Ch\u1ea5t dinh d\u01b0\u1ee1ng: Zn (K\u1ebdm) g\u00e2y ho\u1ea1i t\u1eed<\/strong><\/p>\n\n\n\n<p><strong>Tri\u1ec7u ch\u1ee9ng<\/strong>&nbsp;C\u00e1c tri\u1ec7u ch\u1ee9ng thi\u1ebfu k\u1ebdm tr\u00ean rau di\u1ebfp b\u1eaft \u0111\u1ea7u tr\u00ean c\u00e1c l\u00e1 gi\u00e0 ho\u1eb7c trung b\u00ecnh. Ch\u00fang ph\u00e1t tri\u1ec3n c\u00e1c \u0111\u1ed1m ho\u1ea1i t\u1eed c\u00f3 m\u00e0u xanh x\u00e1m, x\u00e1m c\u00f3 vi\u1ec1n n\u00e2u \u1edf m\u00e9p l\u00e1. C\u00e1c v\u00f9ng ho\u1ea1i t\u1eed t\u0103ng nhanh v\u00e0 ch\u1ea3y c\u00f9ng nhau. Nh\u1eefng ph\u1ea7n l\u00e1 kh\u00f4ng b\u1ecb \u00e1nh s\u00e1ng chi\u1ebfu v\u00e0o v\u1eabn c\u00f3 m\u00e0u xanh. T\u0103ng tr\u01b0\u1edfng b\u1ecb h\u1ea1n ch\u1ebf. Thi\u1ebfu k\u1ebdm trong giai \u0111o\u1ea1n ph\u00e1t tri\u1ec3n ban \u0111\u1ea7u s\u1ebd g\u00e2y ra hi\u1ec7n t\u01b0\u1ee3ng ph\u00e2n hoa, kh\u00f4ng h\u00ecnh th\u00e0nh \u0111\u1ea7u. L\u00fd do Thi\u1ebfu k\u1ebdm tr\u00ean l\u00e1 so v\u1edbi ngu\u1ed3n cung c\u1ea5p t\u1ed1i \u01b0u<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/supelamthao.vn\/userfiles\/images\/Thieu-hut-dinh-duong\/hanh-cu-xa-lach\/xa-lach-zn.jpg\" alt=\"\"\/><\/figure>\n\n\n\n<p>Gi\u1ea3i ph\u00e1p Supe L\u00e2m Thao<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/supelamthao.vn\/userfiles\/images\/San%20pham\/NPK%20-%20S%20(02)\/10_PH%C3%82N%20B%C3%93N%20NPK-S%20L%C3%82M%20THAO%208-7-3%2B8S%20(a)-01.png\" alt=\"\"\/><\/figure>\n<\/div><\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>X\u00e0 l\u00e1ch (Lactuca sativa) l\u00e0 m\u1ed9t lo\u1ea1i c\u00e2y h\u00e0ng n\u0103m thu\u1ed9c h\u1ecd c\u00fac, h\u1ecd C\u00fac.&nbsp;N\u00f3 th\u01b0\u1eddng \u0111\u01b0\u1ee3c tr\u1ed3ng nh\u01b0 m\u1ed9t lo\u1ea1i rau [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":840,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[36],"tags":[],"class_list":["post-839","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-rau"],"_links":{"self":[{"href":"https:\/\/supelamthao.vn\/index.php?rest_route=\/wp\/v2\/posts\/839","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/supelamthao.vn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/supelamthao.vn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/supelamthao.vn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/supelamthao.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=839"}],"version-history":[{"count":1,"href":"https:\/\/supelamthao.vn\/index.php?rest_route=\/wp\/v2\/posts\/839\/revisions"}],"predecessor-version":[{"id":841,"href":"https:\/\/supelamthao.vn\/index.php?rest_route=\/wp\/v2\/posts\/839\/revisions\/841"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/supelamthao.vn\/index.php?rest_route=\/wp\/v2\/media\/840"}],"wp:attachment":[{"href":"https:\/\/supelamthao.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=839"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/supelamthao.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=839"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/supelamthao.vn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=839"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}