{"id":716,"date":"2025-10-08T10:00:48","date_gmt":"2025-10-08T10:00:48","guid":{"rendered":"https:\/\/embedai.cloud\/?p=716"},"modified":"2025-10-08T10:00:50","modified_gmt":"2025-10-08T10:00:50","slug":"huong-dan-cham-soc-cay-bach-dan","status":"publish","type":"post","link":"https:\/\/supelamthao.vn\/?p=716","title":{"rendered":"H\u01b0\u1edbng d\u1eabn ch\u0103m s\u00f3c c\u00e2y b\u1ea1ch \u0111\u00e0n"},"content":{"rendered":"\n

H\u01b0\u1edbng d\u1eabn dinh d\u01b0\u1ee1ng cho c\u00e2y b\u1ea1ch \u0111\u00e0n<\/p>\n\n\n\n

T\u00f3m t\u1eaft:<\/strong> B\u1ea1ch \u0111\u00e0n, Khuynh di\u1ec7p l\u00e0 chi th\u1ef1c v\u1eadt c\u00f3 hoa Eucalyptus trong h\u1ecd \u0110\u00e0o kim n\u01b0\u01a1ng (Myrtaceae). C\u00e1c th\u00e0nh vi\u00ean c\u1ee7a chi n\u00e0y c\u00f3 xu\u1ea5t x\u1ee9 t\u1eeb \u00dac. C\u00f3 h\u01a1n 700 lo\u00e0i b\u1ea1ch \u0111\u00e0n, h\u1ea7u h\u1ebft c\u00f3 b\u1ea3n \u0111\u1ecba t\u1ea1i Australia, v\u00e0 m\u1ed9t s\u1ed1 nh\u1ecf \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y \u1edf New Guinea v\u00e0 Indonesia v\u00e0 m\u1ed9t \u1edf v\u00f9ng vi\u1ec5n b\u1eafc Philippines v\u00e0 \u0110\u00e0i Loan. C\u00e1c lo\u00e0i b\u1ea1ch \u0111\u00e0n \u0111\u00e3 \u0111\u01b0\u1ee3c tr\u1ed3ng \u1edf c\u00e1c v\u00f9ng nhi\u1ec7t \u0111\u1edbi v\u00e0 c\u1eadn nhi\u1ec7t \u0111\u1edbi g\u1ed3m ch\u00e2u M\u1ef9, ch\u00e2u \u00c2u, ch\u00e2u Phi, v\u00f9ng \u0110\u1ecba Trung H\u1ea3i, Trung \u0110\u00f4ng, Trung Qu\u1ed1c, b\u00e1n \u0111\u1ea3o \u1ea4n \u0110\u1ed9… v\u00e0 c\u1ea3 Vi\u1ec7t Nam.<\/p>\n\n\n\n

C\u00e2y b\u1ea1ch \u0111\u00e0n kh\u00f4ng ph\u1ea3i l\u00e0 lo\u1ea1i c\u00e2y m\u1ecdc t\u1ef1 nhi\u00ean \u1edf n\u01b0\u1edbc ta cho th\u1ea5y r\u1ea5t th\u00edch h\u1ee3p v\u1edbi th\u1ed5 nghi v\u00e0 kh\u00ed h\u1eadu c\u1ee7a Vi\u1ec7t Nam. \u0110\u1eb7c bi\u1ec7t l\u00e0 c\u00f3 th\u1ec3 tr\u1ed3ng t\u1eadp trung th\u00e0nh r\u1eebng thu\u1ea7n hay tr\u1ed3ng ph\u00e2n t\u00e1n trong \u0111\u1ea5t th\u1ed5 c\u01b0 c\u1ee7a nh\u00e2n d\u00e2n. T\u1eeb v\u00f9ng \u0111\u1ed3ng b\u1eb1ng cho \u0111\u1ebfn c\u00e1c v\u00f9ng b\u00ecnh nguy\u00ean v\u00e0 cao nguy\u00ean.<\/p>\n\n\n\n

Khuy\u1ebfn ngh\u1ecb g\u00e2y tr\u1ed3ng b\u00f3n ph\u00e2n cho c\u00e2y b\u1ea1ch \u0111\u00e0n<\/strong><\/h4>\n\n\n\n

B\u1ea1ch \u0111\u00e0n carnal (Eucalyptus camaldulensis)<\/strong><\/h1>\n\n\n\n

– B\u1ea1ch \u0111\u00e0n Caman (c\u00f2n c\u00f3 t\u00ean kh\u00e1c l\u00e0 b\u1ea1ch \u0111\u00e0n tr\u1eafng Caman) l\u00e0 c\u00e2y g\u1ed7 l\u1edbn, chi\u1ec1u cao c\u00f3 th\u1ec3 \u0111\u1ea1t t\u1edbi 60 m, \u0111\u01b0\u1eddng k\u00ednh \u0111\u1ea1t t\u1edbi 3,6 m. B\u1ea1ch \u0111\u00e0n caman c\u00f3 ngu\u1ed3n g\u1ed1c t\u1eeb Australia v\u00e0 ph\u00e2n b\u1ed1 r\u1ed9ng r\u00e3i \u1edf c\u00e1c v\u00f9ng nhi\u1ec7t \u0111\u1edbi, v\u00f9ng \u0111\u1ed3i n\u00fai th\u1ea5p d\u01b0\u1edbi 600 m.<\/p>\n\n\n\n

\u1ede Vi\u1ec7t Nam, lo\u00e0i n\u00e0y \u0111\u01b0\u1ee3c nh\u1eadp v\u00e0o v\u00e0 tr\u1ed3ng m\u1ed9t th\u1eddi gian d\u00e0i \u1edf c\u00e1c v\u00f9ng \u0111\u1ed3i th\u1ea5p t\u1eeb B\u1eafc v\u00e0o Nam. C\u00e2y m\u1ecdc nhanh, c\u00f3 bi\u00ean \u0111\u1ed9 sinh th\u00e1i r\u1ed9ng, ch\u1ecbu kh\u00f4 v\u00e0 ng\u1eadp \u00fang trong th\u1eddi gian ng\u1eafn, ph\u00f9 h\u1ee3p v\u1edbi sinh tr\u01b0\u1edfng v\u00e0 ph\u00e1t tri\u1ec3n tr\u00ean nhi\u1ec1u lo\u1ea1i \u0111\u1ea5t, k\u1ec3 c\u1ea3 \u0111\u1ea5t ph\u00e8n chua. Hi\u1ec7n nay, lo\u00e0i n\u00e0y \u0111\u01b0\u1ee3c tr\u1ed3ng r\u1ea5t r\u1ed9ng r\u00e3i \u1edf c\u00e1c t\u1ec9nh ph\u00eda Nam v\u00e0 Trung B\u1ed9 \u0111\u1ec3 cung c\u1ea5p nguy\u00ean li\u1ec7u cho c\u00f4ng nghi\u1ec7p gi\u1ea5y. <\/p>\n\n\n\n

N\u1ebfu tr\u1ed3ng theo \u0111\u00fang m\u1eadt \u0111\u1ed9 v\u00e0 k\u1ef9 thu\u1eadt tr\u1ed3ng c\u00e2y th\u00ec m\u1ed7i c\u00e2y c\u00e1ch nhau t\u1ea7m 3 \u2013 4m. N\u1ebfu \u0111\u01b0\u1ee3c canh t\u00e1c c\u00e2y b\u1ea1ch \u0111\u00e0n \u0111\u00fang k\u1ef9 thu\u1eadt v\u00e0 quy tr\u00ecnh. Sau 5 \u2013 7 n\u0103m c\u00f3 th\u1ec3 thu ho\u1ea1ch \u0111\u1ec3 l\u00e0m c\u1eeb b\u1ea1ch \u0111\u00e0n ho\u1eb7c c\u00e2y ch\u1ed1ng b\u1ea1ch \u0111\u00e0n. N\u0103ng su\u1ea5t thu ho\u1ea1ch \u0111\u1ea1t t\u1eeb l\u00e0 100 \u2013 150m3\/hecta.<\/p>\n\n\n\n

\"\"\/<\/figure>\n\n\n\n

\u0110i\u1ec1u ki\u1ec7n g\u00e2y tr\u1ed3ng<\/strong><\/h2>\n\n\n\n

+ C\u00f3 th\u1ec3 g\u00e2y tr\u1ed3ng tr\u00ean \u0111\u1ea5t ph\u00e8n T\u00e2y Nam B\u1ed9 v\u00e0 c\u00e1c v\u00f9ng kh\u00e1c c\u00f3 m\u01b0a m\u00f9a nhi\u1ec7t \u0111\u1edbi, nhi\u1ec7t \u0111\u1ed9 trung b\u00ecnh h\u00e0ng n\u0103m kh\u00f4ng d\u01b0\u1edbi 26oC. M\u00f9a m\u01b0a v\u00e0 m\u00f9a kh\u00f4 lu\u00e2n phi\u00ean k\u00e9o d\u00e0i, l\u01b0\u1ee3ng m\u01b0a trung b\u00ecnh h\u00e0ng n\u0103m kh\u00f4ng d\u01b0\u1edbi 1.300 mm.<\/p>\n\n\n\n

B\u1ea1ch \u0111\u00e0n Caman c\u00f2n c\u00f3 th\u1ec3 tr\u1ed3ng \u1edf c\u00e1c v\u00f9ng \u0111\u1ed3i tr\u1ecdc, \u0111\u1ea5t sau n\u01b0\u01a1ng r\u1eaby c\u1ee7a c\u00e1c t\u1ec9nh mi\u1ec1n n\u00fai c\u00f3 \u0111\u1ecba h\u00ecnh v\u1edbi \u0111\u1ed9 cao tuy\u1ec7t \u0111\u1ed1i th\u1ea5p h\u01a1n 200 m, \u0111\u1ed9 d\u1ed1c nh\u1ecf h\u01a1n 150, th\u00e0nh ph\u1ea7n c\u01a1 gi\u1edbi \u0111\u1ea5t th\u1ecbt nh\u1eb9, s\u00e9t nh\u1eb9, pha c\u00e1t (II), th\u1ecbt trung b\u00ecnh (III), \u0111\u1ed9 d\u00e0y t\u1ea7ng \u0111\u1ea5t 70 cm, d\u1ea1ng th\u1ef1c b\u00ec c\u1ecf l\u00f4ng l\u1ee3n, c\u1ecf may, sim, r\u00e0ng r\u00e0ng, t\u1ebf gu\u1ed9t, c\u1ecf d\u1ea1i.<\/p>\n\n\n\n

\u0110\u1ed1i v\u1edbi di\u1ec7n t\u00edch tr\u1ed3ng m\u1edbi  <\/strong><\/h2>\n\n\n\n

 d\u1ecdn th\u1ef1c b\u00ec: th\u1ef1c b\u00ec d\u1ea1ng 1 v\u00e0 2 ph\u00e1t tr\u1eafng d\u1ecdn th\u00e0nh b\u0103ng theo \u0111\u01b0\u1eddng \u0111\u1ed3ng m\u1ee9c, b\u0103ng s\u1ea1ch \u0111\u1ec3 r\u1ed9ng 1m, b\u0103ng \u0111\u1ec3 c\u00e0nh nh\u00e1nh r\u1ed9ng 2m, th\u1ef1c b\u00ec d\u1ea1ng 3 ch\u1ec9 ph\u00e1t th\u1ef1c b\u00ec v\u00e0 d\u1ecdn s\u1ea1ch trong nh\u1eefng b\u0103ng tr\u1ed3ng. Sau 15-20 ng\u00e0y, g\u1eb7p th\u1eddi ti\u1ebft thu\u1eadn l\u1ee3i nh\u01b0 M\u01b0a v\u1eeba, r\u00e2m, m\u00e1t, \u0111\u1ea5t \u0111\u1ee7 \u1ea9m, c\u1ea7n ti\u1ebfn h\u00e0nh tr\u1ed3ng b\u1ea1ch \u0111\u00e0n ngay. Sau khi tr\u1ed3ng 20-30 ng\u00e0y, ph\u1ea3i ki\u1ec3m tra r\u1eebng \u0111\u00e3 tr\u1ed3ng, n\u1ebfu ph\u00e1t hi\u1ec7n c\u00e2y con b\u1ecb ch\u1ebft ho\u1eb7c \u0111\u1ed5 g\u00e3y ph\u1ea3i v\u1ee9t b\u1ecf v\u00e0 k\u1ecbp th\u1eddi tr\u1ed3ng d\u1eb7m l\u1ea1i \u0111\u1ec3 b\u1ea3o \u0111\u1ea3m t\u1ec9 l\u1ec7 th\u00e0nh r\u1eebng 100%.<\/p>\n\n\n\n

L\u00e0m \u0111\u1ea5t    <\/td> M\u1eadt \u0111\u1ed9 v\u00e0 c\u1ef1 ly  <\/td>Th\u1eddi v\u1ee5<\/td><\/tr>
N\u01a1i c\u00f3 \u0111\u1ed9 d\u1ed1c <150 l\u00e0m \u0111\u1ea5t b\u1eb1ng c\u01a1 gi\u1edbi. N\u01a1i c\u00f3 \u0111\u1ed9 d\u1ed1c >150 l\u00e0m \u0111\u1ea5t b\u1eb1ng cu\u1ed1c. \u0110\u00e0o h\u1ed1 c\u00f3 k\u00edch th\u01b0\u1edbc 40 x 40 x 40 cm. L\u1ea5p h\u1ed1 tr\u01b0\u1edbc khi tr\u1ed3ng 8-10 ng\u00e0y.<\/td>M\u1eadt \u0111\u1ed9 tr\u1ed3ng 1.500-2000 c\u00e2y\/ha<\/td>Tr\u1ed3ng v\u00e0o v\u1ee5 xu\u00e2n, t\u1eeb \u0111\u1ea7u th\u00e1ng 3 \u0111\u1ebfn cu\u1ed1i th\u00e1ng 4. T\u00f9y theo th\u1eddi ti\u1ebft c\u1ee7a t\u1eebng v\u00f9ng m\u00e0 c\u00f3 quy \u0111\u1ecbnh c\u1ee5 th\u1ec3<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

\u0110\u1ec3 r\u1eebng b\u1ea1ch \u0111\u00e0n sinh tr\u01b0\u1edfng nhanh, c\u1ea7n b\u00f3n th\u00fac trong l\u1ea7n ch\u0103m s\u00f3c                          <\/p>\n\n\n\n

 ————–   K\u1ef9 thu\u1eadt ch\u0103m s\u00f3c   ————-<\/p>\n\n\n\n

Ph\u00e1t to\u00e0n b\u1ed9 th\u1ef1c b\u00ec c\u1ea1nh tranh v\u1edbi c\u00e2y tr\u1ed3ng tr\u00ean b\u0103ng ch\u1eeba 2 m, r\u1eaby c\u1ecf, x\u1edbi xung quanh g\u1ed1c c\u00e2y v\u1edbi \u0111\u01b0\u1eddng k\u00ednh 1m, x\u1edbi s\u00e2u 15 – 20 cm c\u00e1ch g\u1ed1c 20 cm.   <\/p>\n\n\n\n

S\u1eed d\u1ee5ng ph\u00e2n NPK cho c\u00e1c giai \u0111o\u1ea1n ph\u00e1t tri\u1ec3n c\u1ee7a c\u00e2y b\u1ea1ch \u0111\u00e0n caman<\/p>\n\n\n\n

Giai \u0111o\u1ea1n b\u00f3n l\u00f3t 1 tu\u1ea7n tr\u01b0\u1edbc khi tr\u1ed3ng<\/strong><\/td><\/tr>
Lo\u1ea1i ph\u00e2n<\/strong><\/td>Kg\/ha<\/strong><\/td>C\u00e1ch b\u00f3n<\/strong><\/td><\/tr>
 Ph\u00e2n h\u1eefu c\u01a1 (ph\u00e2n  tru\u1ed3ng)<\/td>4000-5000<\/td>B\u00f3n tr\u01b0\u1edbc khi tr\u1ed3ng 1 tu\u1ea7n, l\u1ea5p h\u1ed1<\/td><\/tr>
 Ph\u00e2n NPK<\/td>400<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

—————– B\u00f3n th\u00fac n\u0103m th\u1ee9 nh\u1ea5t —————–<\/p>\n\n\n\n

T\u00ednh cho 1500 \u2013 2000 c\u00e2y\/ha<\/td><\/tr>
Loai ph\u00e2n<\/td>    M\u1ed9t l\u1ea7n v\u00e0o \u0111\u1ea7u v\u1ee5 xu\u00e2n kg\/ha<\/td><\/tr>
Ph\u00e2n NPK<\/td>    300 – 400<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

 —————– B\u00f3n th\u00fac n\u0103m th\u1ee9 hai —————–<\/p>\n\n\n\n

T\u00ednh cho 1500 \u2013 2000 c\u00e2y\/ha<\/td><\/tr>
Loai ph\u00e2n<\/td>l\u1ea7n th\u1ee9 nh\u1ea5t v\u00e0o \u0111\u1ea7u v\u1ee5  xu\u00e2n kg\/ha<\/td> l\u1ea7n th\u1ee9 hai v\u00e0o \u0111\u1ea7u v\u1ee5 xu\u00e2n kg\/ha<\/td>l\u1ea7n th\u1ee9 ba v\u00e0o \u0111\u1ea7u v\u1ee5 xu\u00e2n kg\/ha<\/td><\/tr>
Ph\u00e2n NPK<\/td>300 – 400  <\/td>   300 – 450    <\/td>  400 – 450<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

—————— B\u00f3n th\u00fac n\u0103m th\u1ee9 ba ————–<\/p>\n\n\n\n

T\u00ednh cho 1500 \u2013 2000 c\u00e2y\/ha<\/td><\/tr>
Loai ph\u00e2n<\/td> L\u1ea7n th\u1ee9 nh\u1ea5t v\u00e0o \u0111\u1ea7u v\u1ee5  xu\u00e2n kg\/ha<\/td>L\u1ea7n th\u1ee9 hai v\u00e0o \u0111\u1ea7u v\u1ee5 xu\u00e2n kg\/ha<\/td><\/tr>
Ph\u00e2n NPK<\/td>400 – 500<\/td>450 – 600<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

B\u00f3n ph\u00e2n  b\u1eb1ng c\u00e1ch \u0111\u00e0o r\u00e3nh ph\u00eda tr\u00ean d\u1ed1c h\u00ecnh cung s\u00e2u 10 – 15 cm , r\u1ed9ng 10 – 20cm c\u00e1ch g\u1ed1c 20-30 cm (b\u00f3n  n\u0103m 1) v\u00e0 30 – 50 cm (b\u00f3n  n\u0103m 2), v\u00e0 40 \u2013 60cm (b\u00f3n n\u0103m 3) sau \u0111\u00f3 b\u1ecf ph\u00e2n v\u00e0 l\u1ea5p \u0111\u1ea5t \u0111\u1ec1u.<\/p>\n","protected":false},"excerpt":{"rendered":"

H\u01b0\u1edbng d\u1eabn dinh d\u01b0\u1ee1ng cho c\u00e2y b\u1ea1ch \u0111\u00e0n T\u00f3m t\u1eaft: B\u1ea1ch \u0111\u00e0n, Khuynh di\u1ec7p l\u00e0 chi th\u1ef1c v\u1eadt c\u00f3 hoa Eucalyptus trong h\u1ecd […]<\/p>\n","protected":false},"author":1,"featured_media":717,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[41],"tags":[],"class_list":["post-716","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-cay-cong-nghiep"],"_links":{"self":[{"href":"https:\/\/supelamthao.vn\/index.php?rest_route=\/wp\/v2\/posts\/716","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=716"}],"version-history":[{"count":1,"href":"https:\/\/supelamthao.vn\/index.php?rest_route=\/wp\/v2\/posts\/716\/revisions"}],"predecessor-version":[{"id":718,"href":"https:\/\/supelamthao.vn\/index.php?rest_route=\/wp\/v2\/posts\/716\/revisions\/718"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/supelamthao.vn\/index.php?rest_route=\/wp\/v2\/media\/717"}],"wp:attachment":[{"href":"https:\/\/supelamthao.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=716"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/supelamthao.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=716"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/supelamthao.vn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=716"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}