{"id":644,"date":"2025-10-08T08:26:15","date_gmt":"2025-10-08T08:26:15","guid":{"rendered":"https:\/\/embedai.cloud\/?p=644"},"modified":"2025-10-08T08:26:17","modified_gmt":"2025-10-08T08:26:17","slug":"huong-dan-cham-soc-hoa-phi-yen","status":"publish","type":"post","link":"https:\/\/supelamthao.vn\/?p=644","title":{"rendered":"H\u01b0\u1edbng d\u1eabn ch\u0103m s\u00f3c hoa phi y\u1ebfn"},"content":{"rendered":"\n

Khuy\u1ebfn ngh\u1ecb v\u1ec1 ch\u1ea5t dinh d\u01b0\u1ee1ng cho s\u1ea3n xu\u1ea5t hoa c\u1eaft c\u00e0nh th\u01b0\u01a1ng m\u1ea1i<\/strong><\/p>\n\n\n\n

T\u00f3m t\u1eaft:<\/strong><\/h1>\n\n\n\n

Th\u1eddi gian c\u1ee7a c\u00e1c \u0111\u1eb7c \u0111i\u1ec3m l\u1ecbch s\u1eed s\u1ef1 s\u1ed1ng l\u00e0 trung t\u00e2m c\u1ee7a s\u1ef1 kh\u1ecfe m\u1ea1nh su\u1ed1t \u0111\u1eddi v\u00e0 kh\u00f4ng n\u01a1i n\u00e0o \u0111i\u1ec1u n\u00e0y \u0111\u01b0\u1ee3c ch\u1ee9ng minh r\u00f5 r\u00e0ng h\u01a1n ho\u1eb7c \u0111\u01b0\u1ee3c nghi\u00ean c\u1ee9u k\u1ef9 l\u01b0\u1ee1ng nh\u01b0 trong thu\u1eadt ng\u1eef ra hoa trong vi\u1ec7c \u0111i\u1ec1u ch\u1ec9nh s\u1ef1 th\u00e0nh c\u00f4ng sinh s\u1ea3n c\u1ee7a th\u1ef1c v\u1eadt. <\/p>\n\n\n\n

Nh\u1eefng thay \u0111\u1ed5i g\u1ea7n \u0111\u00e2y v\u1ec1 th\u1eddi gian c\u1ee7a c\u00e1c s\u1ef1 ki\u1ec7n m\u00f4i tr\u01b0\u1eddng do bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu, ch\u1eb3ng h\u1ea1n nh\u01b0 ng\u00e0y tuy\u1ebft tan \u1edf \u0111\u1ed9 cao l\u1edbn, b\u1eaft \u0111\u1ea7u m\u00f9a sinh tr\u01b0\u1edfng, \u0111\u00e3 c\u00f3 nh\u1eefng t\u00e1c \u0111\u1ed9ng quan tr\u1ecdng \u0111\u1ed1i v\u1edbi m\u1ed9t s\u1ed1 lo\u00e0i hoa d\u1ea1i th\u00e2n th\u1ea3o l\u00e2u n\u0103m ph\u1ed5 bi\u1ebfn. <\/p>\n\n\n\n

Hi\u1ec7n t\u01b0\u1ee3ng ra hoa t\u1ea1i Ph\u00f2ng th\u00ed nghi\u1ec7m sinh h\u1ecdc Rocky Mountain (Colorado, M\u1ef9) b\u1ecb \u1ea3nh h\u01b0\u1edfng m\u1ea1nh b\u1edfi ng\u00e0y tuy\u1ebft tan, \u0111i\u1ec1u n\u00e0y l\u00e0m cho \u0111\u1ecba \u0111i\u1ec3m n\u00e0y tr\u1edf n\u00ean l\u00fd t\u01b0\u1edfng \u0111\u1ec3 ki\u1ec3m tra c\u00e1c ph\u1ea3n \u1ee9ng c\u1ee7a lo\u00e0i \u0111\u1ed1i v\u1edbi bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu. <\/p>\n\n\n\n

Ch\u1ed3i hoa c\u1ee7a c\u00e2y phi y\u1ebfn, Erigeron speciosus, v\u00e0 Helianthella quinquenervis nh\u1ea1y c\u1ea3m v\u1edbi s\u01b0\u01a1ng gi\u00e1, v\u00e0 s\u1ef1 b\u1eaft \u0111\u1ea7u s\u1edbm h\u01a1n c\u1ee7a m\u00f9a tr\u1ed3ng tr\u1ecdt trong nh\u1eefng n\u0103m g\u1ea7n \u0111\u00e2y \u0111\u00e3 khi\u1ebfn ch\u00fang ph\u1ea3i h\u1ee9ng ch\u1ecbu nh\u1eefng \u0111\u1ee3t b\u0103ng gi\u00e1 v\u00e0o gi\u1eefa th\u00e1ng 6 th\u01b0\u1eddng xuy\u00ean h\u01a1n. <\/p>\n\n\n\n

T\u1eeb n\u0103m 1992 \u0111\u1ebfn 1998, trung b\u00ecnh 36,1% s\u1ed1 ch\u1ed3i Helianthella b\u1ecb ch\u1ebft c\u00f3ng, nh\u01b0ng trong n\u0103m 1999-2006, t\u1ef7 l\u1ec7 trung b\u00ecnh l\u00e0 73,9%; ch\u1ec9 trong m\u1ed9t n\u0103m k\u1ec3 t\u1eeb 1998, th\u1ef1c v\u1eadt \u0111\u00e3 tho\u00e1t kh\u1ecfi m\u1ecdi thi\u1ec7t h\u1ea1i do s\u01b0\u01a1ng gi\u00e1. <\/p>\n\n\n\n

\u0110\u1ed1i v\u1edbi c\u1ea3 ba lo\u00e0i l\u00e2u n\u0103m n\u00e0y, c\u00f3 m\u1ed9t m\u1ed1i quan h\u1ec7 \u0111\u00e1ng k\u1ec3 gi\u1eefa ng\u00e0y tuy\u1ebft tan v\u00e0 l\u01b0\u1ee3ng hoa phong ph\u00fa v\u00e0o m\u00f9a h\u00e8 n\u0103m \u0111\u00f3. L\u1edbp b\u0103ng tuy\u1ebft l\u1edbn h\u01a1n d\u1eabn \u0111\u1ebfn tuy\u1ebft tan mu\u1ed9n h\u01a1n, v\u00e0o \u0111\u1ea7u m\u00f9a sinh tr\u01b0\u1edfng mu\u1ed9n h\u01a1n v\u00e0 t\u1ef7 l\u1ec7 ch\u1ebft ch\u1ed3i \u00edt h\u01a1n do s\u01b0\u01a1ng gi\u00e1. <\/p>\n\n\n\n

S\u1ef1 kh\u00e1c bi\u1ec7t v\u1ec1 s\u1ef1 t\u00edch t\u1ee5 tuy\u1ebft, c\u00e1c m\u00f4 h\u00ecnh b\u0103ng tuy\u1ebft v\u00e0 tho\u00e1t kh\u00ed l\u1ea1nh trong c\u00e1c s\u1ef1 ki\u1ec7n b\u0103ng gi\u00e1 c\u00f3 th\u1ec3 l\u00e0 \u0111\u00e1ng k\u1ec3; ch\u00eanh l\u1ec7ch \u0111\u1ed9 cao ch\u1ec9 12 m gi\u1eefa hai \u00f4 \u0111\u00e3 d\u1eabn \u0111\u1ebfn ch\u00eanh l\u1ec7ch nhi\u1ec7t \u0111\u1ed9 g\u1ea7n 28 \u0111\u1ed9 C v\u00e0o n\u0103m 2006 v\u00e0 ch\u00eanh l\u1ec7ch s\u01b0\u01a1ng gi\u00e1 g\u00e2y h\u1ea1i cho ch\u1ed3i l\u00e0 37%. <\/p>\n\n\n\n

Vi\u1ec7c r\u1ee5ng hoa v\u00e0 do \u0111\u00f3 h\u1ea1t c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m kh\u1ea3 n\u0103ng tuy\u1ec3n d\u1ee5ng trong c\u00e1c qu\u1ea7n th\u1ec3 th\u1ef1c v\u1eadt n\u00e0y, v\u00e0 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn c\u00e1c lo\u00e0i th\u1ee5 ph\u1ea5n, \u0111\u1ed9ng v\u1eadt \u0103n c\u1ecf v\u00e0 \u0111\u1ed9ng v\u1eadt \u0103n h\u1ea1t tr\u01b0\u1edbc \u0111\u00e2y s\u1ed1ng d\u1ef1a v\u00e0o ch\u00fang. C\u00e1c lo\u00e0i th\u1ef1c v\u1eadt kh\u00e1c trong m\u00f4i tr\u01b0\u1eddng n\u00e0y c\u0169ng d\u1ec5 b\u1ecb h\u01b0 h\u1ea1i do s\u01b0\u01a1ng gi\u00e1 t\u01b0\u01a1ng t\u1ef1, do \u0111\u00f3 c\u00e1c t\u00e1c \u0111\u1ed9ng ti\u00eau c\u1ef1c \u0111\u1ed1i v\u1edbi vi\u1ec7c tuy\u1ec3n d\u1ee5ng v\u00e0 ng\u01b0\u1eddi ti\u00eau d\u00f9ng ph\u1ee5 thu\u1ed9c v\u00e0o hoa v\u00e0 h\u1ea1t gi\u1ed1ng c\u00f3 th\u1ec3 lan r\u1ed9ng. <\/p>\n\n\n\n

Nh\u1eefng ph\u00e1t hi\u1ec7n n\u00e0y ch\u1ec9 ra ngh\u1ecbch l\u00fd c\u1ee7a vi\u1ec7c gia t\u0103ng thi\u1ec7t h\u1ea1i do s\u01b0\u01a1ng gi\u00e1 g\u00e2y ra khi \u0111\u1ed1i m\u1eb7t v\u1edbi hi\u1ec7n t\u01b0\u1ee3ng \u1ea5m l\u00ean to\u00e0n c\u1ea7u, cung c\u1ea5p nh\u1eefng hi\u1ec3u bi\u1ebft quan tr\u1ecdng v\u1ec1 \u00fd ngh\u0129a th\u00edch \u1ee9ng c\u1ee7a hi\u1ec7n t\u01b0\u1ee3ng h\u1ecdc v\u00e0 c\u00f3 \u00fd ngh\u0129a chung \u0111\u1ed1i v\u1edbi th\u1ef1c v\u1eadt c\u00f3 hoa trong to\u00e0n khu v\u1ef1c v\u00e0 b\u1ea5t c\u1ee9 n\u01a1i n\u00e0o m\u00e0 bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu \u0111ang c\u00f3 nh\u1eefng t\u00e1c \u0111\u1ed9ng t\u01b0\u01a1ng t\u1ef1. <\/p>\n\n\n\n

C\u00e1c lo\u00e0i th\u1ef1c v\u1eadt kh\u00e1c trong m\u00f4i tr\u01b0\u1eddng n\u00e0y c\u0169ng d\u1ec5 b\u1ecb h\u01b0 h\u1ea1i do s\u01b0\u01a1ng gi\u00e1 t\u01b0\u01a1ng t\u1ef1, do \u0111\u00f3 c\u00e1c t\u00e1c \u0111\u1ed9ng ti\u00eau c\u1ef1c \u0111\u1ed1i v\u1edbi vi\u1ec7c tuy\u1ec3n d\u1ee5ng v\u00e0 ng\u01b0\u1eddi ti\u00eau d\u00f9ng ph\u1ee5 thu\u1ed9c v\u00e0o hoa v\u00e0 h\u1ea1t gi\u1ed1ng c\u00f3 th\u1ec3 lan r\u1ed9ng. Nh\u1eefng ph\u00e1t hi\u1ec7n n\u00e0y ch\u1ec9 ra ngh\u1ecbch l\u00fd c\u1ee7a vi\u1ec7c gia t\u0103ng thi\u1ec7t h\u1ea1i do s\u01b0\u01a1ng gi\u00e1 g\u00e2y ra khi \u0111\u1ed1i m\u1eb7t v\u1edbi hi\u1ec7n t\u01b0\u1ee3ng \u1ea5m l\u00ean to\u00e0n c\u1ea7u, cung c\u1ea5p nh\u1eefng hi\u1ec3u bi\u1ebft quan tr\u1ecdng v\u1ec1 \u00fd ngh\u0129a th\u00edch \u1ee9ng c\u1ee7a hi\u1ec7n t\u01b0\u1ee3ng h\u1ecdc v\u00e0 c\u00f3 \u00fd ngh\u0129a chung \u0111\u1ed1i v\u1edbi th\u1ef1c v\u1eadt c\u00f3 hoa trong to\u00e0n khu v\u1ef1c v\u00e0 b\u1ea5t c\u1ee9 n\u01a1i n\u00e0o m\u00e0 bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu \u0111ang c\u00f3 nh\u1eefng t\u00e1c \u0111\u1ed9ng t\u01b0\u01a1ng t\u1ef1. <\/p>\n\n\n\n

C\u00e1c lo\u00e0i th\u1ef1c v\u1eadt kh\u00e1c trong m\u00f4i tr\u01b0\u1eddng n\u00e0y c\u0169ng d\u1ec5 b\u1ecb h\u01b0 h\u1ea1i do s\u01b0\u01a1ng gi\u00e1 t\u01b0\u01a1ng t\u1ef1, do \u0111\u00f3 c\u00e1c t\u00e1c \u0111\u1ed9ng ti\u00eau c\u1ef1c \u0111\u1ed1i v\u1edbi vi\u1ec7c tuy\u1ec3n d\u1ee5ng v\u00e0 ng\u01b0\u1eddi ti\u00eau d\u00f9ng ph\u1ee5 thu\u1ed9c v\u00e0o hoa v\u00e0 h\u1ea1t gi\u1ed1ng c\u00f3 th\u1ec3 lan r\u1ed9ng. <\/p>\n\n\n\n

Nh\u1eefng ph\u00e1t hi\u1ec7n n\u00e0y ch\u1ec9 ra ngh\u1ecbch l\u00fd c\u1ee7a vi\u1ec7c gia t\u0103ng thi\u1ec7t h\u1ea1i do s\u01b0\u01a1ng gi\u00e1 g\u00e2y ra khi \u0111\u1ed1i m\u1eb7t v\u1edbi hi\u1ec7n t\u01b0\u1ee3ng \u1ea5m l\u00ean to\u00e0n c\u1ea7u, cung c\u1ea5p nh\u1eefng hi\u1ec3u bi\u1ebft quan tr\u1ecdng v\u1ec1 \u00fd ngh\u0129a th\u00edch \u1ee9ng c\u1ee7a hi\u1ec7n t\u01b0\u1ee3ng h\u1ecdc v\u00e0 c\u00f3 \u00fd ngh\u0129a chung \u0111\u1ed1i v\u1edbi th\u1ef1c v\u1eadt c\u00f3 hoa trong to\u00e0n khu v\u1ef1c v\u00e0 b\u1ea5t c\u1ee9 n\u01a1i n\u00e0o m\u00e0 bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu \u0111ang c\u00f3 nh\u1eefng t\u00e1c \u0111\u1ed9ng t\u01b0\u01a1ng t\u1ef1.<\/p>\n\n\n\n

B\u00f3n ph\u00e2n cho phi y\u1ebfn trong \u0111i\u1ec1u ki\u1ec7n tr\u1ed3ng tr\u1ecdt kh\u00f4ng s\u1eed d\u1ee5ng \u0111\u1ea5t trong nh\u00e0 k\u00ednh<\/strong>Khuy\u1ebfn ngh\u1ecb th\u1ee5 tinh \u0111\u1ea7y \u0111\u1ee7 c\u1ee7a ch\u00fang t\u00f4i \u0111\u1ec3 ph\u00e1t tri\u1ec3n phi y\u1ebfn xinh \u0111\u1eb9p<\/p>\n\n\n\n

\u0110i\u1ec1u ki\u1ec7n tr\u1ed3ng: Nh\u00e0 k\u00ednh, kh\u00f4ng \u0111\u1ea5t.
Gi\u00e1 th\u1ec3 tr\u1ed3ng: b\u1ed9t b\u1ea3, nghi\u1ec1n nh\u1ecf c\u00f3 \u0111\u01b0\u1eddng k\u00ednh kho\u1ea3ng \u00bc inch, ho\u1eb7c \u0111\u00e1 b\u1ecdt c\u00f3 k\u00edch th\u01b0\u1edbc t\u01b0\u01a1ng t\u1ef1 \u0111\u1ec3 l\u00e0m ch\u1ea5t tr\u1ed3ng l\u00fd t\u01b0\u1edfng. Th\u1eddi gian
t\u01b0\u1edbi n\u01b0\u1edbc r\u00f5 r\u00e0ng l\u00e0 thay \u0111\u1ed5i theo t\u1eebng ng\u00e0y v\u00e0 t\u1eebng m\u00f9a, t\u00f9y theo nhu c\u1ea7u c\u1ee7a c\u00e2y. C\u1ea7n l\u01b0u \u00fd r\u1eb1ng, \u0111\u1ec3 gi\u1eef cho mu\u1ed1i \u1edf m\u1ee9c m\u00e0 phi y\u1ebfn c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u1ef1ng \u0111\u01b0\u1ee3c (t\u01b0\u01a1ng \u0111\u1ed1i th\u1ea5p), c\u1ea7n ph\u1ea3i x\u1ea3 n\u01b0\u1edbc cho c\u00e2y trong kho\u1ea3ng n\u1eeda gi\u1edd \u00edt nh\u1ea5t m\u1ed9t l\u1ea7n m\u1ed9t tu\u1ea7n.
C\u00f4ng th\u1ee9c l\u00e0 tr\u1ed9n ph\u00e2n b\u00f3n v\u00e0o th\u00f9ng 20.000l\u00edt v\u00e0 t\u01b0\u1edbi nguy\u00ean nh\u01b0 v\u1eady. Kh\u00f4ng c\u1ea7n pha lo\u00e3ng. Qu\u00e1 tr\u00ecnh b\u00f3n ph\u00e2n \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng cho \u0111\u1ebfn khi c\u00e1c khay ch\u1ee9a c\u00e2y phi y\u1ebfn \u0111ang ph\u00e1t tri\u1ec3n \u0111\u00e3 b\u00e3o h\u00f2a v\u00e0 n\u01b0\u1edbc b\u1eaft \u0111\u1ea7u th\u1ea5m ra kh\u1ecfi c\u00e1c l\u1ed7 tho\u00e1t n\u01b0\u1edbc trong khay.<\/p>\n\n\n\n

Dinh d\u01b0\u1ee1ng v\u00e0o m\u00f9a h\u00e8<\/strong><\/p>\n\n\n\n

L\u01b0\u1ee3ng ph\u00e2n b\u00f3n tr\u00ean 20.000 l\u00edt<\/td>To\u00e0n b\u1ed9<\/td>N<\/td>P<\/td>K<\/td>S<\/td>Mg<\/td>Ca<\/td><\/tr><\/thead>
NPK-S<\/td>3 kg<\/td>0,39<\/td><\/td>1,38<\/td><\/td><\/td><\/td><\/tr>
supe. Sunfat<\/td>1 kg<\/td><\/td><\/td>0,50<\/td>0,23<\/td><\/td><\/td><\/tr>
Cal. Nit\u01a1. 15,5 – (19% C)<\/td>15 kg<\/td>2,33<\/td><\/td><\/td><\/td><\/td>2,85<\/td><\/tr>
Amoni. Nit\u01a1. 34,5%<\/td>4 kg<\/td>1,38<\/td><\/td><\/td><\/td><\/td><\/td><\/tr>
Magie sunfat<\/td>1 kg<\/td><\/td><\/td><\/td><\/td>0,50<\/td><\/td><\/tr>
Magnisal 11.0.0.15<\/td>2 kg<\/td>0,22<\/td><\/td><\/td><\/td>0,30<\/td><\/td><\/tr>
H\u1eefu c\u01a1 kho\u00e1ng 0-52-34<\/td>3 kg<\/td><\/td>1.53<\/td>0,99<\/td><\/td><\/td><\/td><\/tr>
Chelate s\u1eaft<\/td>450 gm<\/td><\/td><\/td><\/td><\/td><\/td><\/td><\/tr>
Borax<\/td>20 gm<\/td><\/td><\/td><\/td><\/td><\/td><\/td><\/tr>
K\u1ebdm. Sunfat<\/td>10 gm<\/td><\/td><\/td><\/td><\/td><\/td><\/td><\/tr>
Mangan. Sunfat<\/td>10 gm<\/td><\/td><\/td><\/td><\/td><\/td><\/td><\/tr>
Natri. Molibdate<\/td>0,7 gm<\/td><\/td><\/td><\/td><\/td><\/td><\/td><\/tr>
\u0110\u1ed3ng. Sunfat<\/td>0,5 gm<\/td><\/td><\/td><\/td><\/td><\/td><\/td><\/tr>
To\u00e0n b\u1ed9<\/td>To\u00e0n b\u1ed9<\/td>4,32<\/td>1.53<\/td>2,87<\/td>0,23<\/td>0,80<\/td>2,85<\/td><\/tr>
<\/td>T\u1ec9 l\u1ec7<\/td>2,82<\/td>1<\/td>1,88<\/td>0,15<\/td>0,52<\/td>1,86<\/td><\/tr>
<\/td>ppm<\/td>216<\/td>77<\/td>144<\/td>12<\/td>40<\/td>143<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

Cung c\u1ea5p n\u01b0\u1edbc<\/strong><\/p>\n\n\n\n

L\u01b0\u1ee3ng ph\u00e2n b\u00f3n tr\u00ean 20.000 l\u00edt<\/td>To\u00e0n b\u1ed9<\/td>N<\/td>P<\/td>K<\/td>S<\/td>Mg<\/td>Ca<\/td><\/tr><\/thead>
NPK-S<\/td>3 kg<\/td>0,39<\/td><\/td>1,38<\/td><\/td><\/td><\/td><\/tr>
Supe. Sunfat<\/td>1,5 kg<\/td><\/td><\/td>0,75<\/td>0,35<\/td><\/td><\/td><\/tr>
Cal. Nit\u01a1. 15,5 – (19% C)<\/td>14 kg<\/td>2,17<\/td><\/td><\/td><\/td><\/td>2,85<\/td><\/tr>
Amoni. Nit\u01a1. 34,5%<\/td>1 kg<\/td>0,35<\/td><\/td><\/td><\/td><\/td><\/td><\/tr>
Magie sunfat<\/td>1 kg<\/td><\/td><\/td><\/td><\/td>0,50<\/td><\/td><\/tr>
Magnisal 11.0.0.15<\/td>0 kg<\/td>0,00<\/td><\/td><\/td><\/td>0,00<\/td><\/td><\/tr>
\u0110a gi\u1eef 0-52-34<\/td><\/td><\/td>1,02<\/td>0,66<\/td><\/td><\/td><\/td><\/tr>
Chelate s\u1eaft<\/td><\/td><\/td><\/td><\/td><\/td><\/td><\/td><\/tr>
Borax<\/td><\/td><\/td><\/td><\/td><\/td><\/td><\/td><\/tr>
K\u1ebdm. Sunfat<\/td><\/td><\/td><\/td><\/td><\/td><\/td><\/td><\/tr>
Mangan. Sunfat<\/td><\/td><\/td><\/td><\/td><\/td><\/td><\/td><\/tr>
Natri. Molibdate<\/td><\/td><\/td><\/td><\/td><\/td><\/td><\/td><\/tr>
\u0110\u1ed3ng. Sunfat<\/td><\/td><\/td><\/td><\/td><\/td><\/td><\/td><\/tr>
To\u00e0n b\u1ed9<\/td>To\u00e0n b\u1ed9<\/td>2,91<\/td>1,02<\/td>2,79<\/td>0,35<\/td>0,50<\/td>2,85<\/td><\/tr>
<\/td>T\u1ec9 l\u1ec7<\/td>2,85<\/td>1<\/td>2,74<\/td>0,34<\/td>0,49<\/td><\/td><\/tr>
<\/td>ppm<\/td>145<\/td>51<\/td>140<\/td>17<\/td>25<\/td><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

S\u1ef1 thay \u0111\u1ed5i v\u1ec1 th\u1eddi gian v\u00e0 s\u1ef1 ph\u00e1t tri\u1ec3n phong ph\u00fa c\u1ee7a hoa Phi<\/strong><\/p>\n\n\n\n

T\u00f3m t\u1eaft:<\/strong><\/h1>\n\n\n\n

Delphinium barbeyi (Hoa phi y\u1ebfn) l\u00e0 m\u1ed9t lo\u00e0i hoa d\u1ea1i th\u00e2n th\u1ea3o ph\u1ed5 bi\u1ebfn tr\u00ean \u0111\u1ed3ng c\u1ecf tr\u00ean n\u00fai \u1edf \u0111\u1ed9 cao 2.900m g\u1ea7n Ph\u00f2ng th\u00ed nghi\u1ec7m sinh h\u1ecdc Rocky Mountain, v\u00e0 hoa c\u1ee7a n\u00f3 l\u00e0 ngu\u1ed3n m\u1eadt hoa quan tr\u1ecdng cho ong v\u00f2 v\u1ebd v\u00e0 chim ru\u1ed3i. <\/p>\n\n\n\n

Trong giai \u0111o\u1ea1n 1977\u20131999, s\u1ef1 ra hoa r\u1ea5t kh\u00e1c nhau v\u1ec1 c\u1ea3 th\u1eddi \u0111i\u1ec3m (ng\u00e0y hoa \u0111\u1ea7u ti\u00ean dao \u0111\u1ed9ng t\u1eeb ng\u00e0y 5 th\u00e1ng 7 \u0111\u1ebfn ng\u00e0y 6 th\u00e1ng 8, trung b\u00ecnh = ng\u00e0y 17 th\u00e1ng 7) v\u00e0 s\u1ef1 phong ph\u00fa (s\u1ed1 hoa n\u1edf t\u1ed1i \u0111a tr\u00ean \u00f4 2 \u00d7 2m dao \u0111\u1ed9ng t\u1eeb 11,3 \u0111\u1ebfn 197,9, ngh\u0129a l\u00e0 = 82). <\/p>\n\n\n\n

Th\u1eddi gian v\u00e0 l\u01b0\u1ee3ng hoa n\u1edf r\u1ed9 c\u00f3 m\u1ed1i t\u01b0\u01a1ng quan ch\u1eb7t ch\u1ebd v\u1edbi l\u1edbp b\u0103ng tuy\u1ebft c\u1ee7a m\u00f9a \u0111\u00f4ng tr\u01b0\u1edbc, \u0111\u01b0\u1ee3c \u0111o b\u1eb1ng l\u01b0\u1ee3ng tuy\u1ebft c\u00f2n l\u1ea1i tr\u00ean m\u1eb7t \u0111\u1ea5t v\u00e0o ng\u00e0y 15 th\u00e1ng 5 (kho\u1ea3ng 0\u2013185 cm, trung b\u00ecnh = 67,1). <\/p>\n\n\n\n

Ch\u00fang t\u00f4i \u0111\u00e3 s\u1eed d\u1ee5ng m\u00f4 h\u00ecnh ph\u01b0\u01a1ng tr\u00ecnh c\u1ea5u tr\u00fac \u0111\u1ec3 \u0111i\u1ec1u tra m\u1ed1i quan h\u1ec7 gi\u1eefa c\u00e1c l\u1edbp b\u0103ng tuy\u1ebft, ng\u00e0y \u0111\u1ea7u ti\u00ean xu\u1ea5t hi\u1ec7n tr\u00ean m\u1eb7t \u0111\u1ea5t, ng\u00e0y \u0111\u1ea7u ti\u00ean ra hoa, s\u1ed1 l\u01b0\u1ee3ng ch\u00f9m hoa \u0111\u01b0\u1ee3c t\u1ea1o ra v\u00e0 s\u1ed1 l\u01b0\u1ee3ng hoa cao \u0111i\u1ec3m, t\u1ea5t c\u1ea3 \u0111\u1ec1u c\u00f3 t\u01b0\u01a1ng quan \u0111\u00e1ng k\u1ec3 v\u1edbi nhau. <\/p>\n\n\n\n

\u0110\u1ed9 s\u00e2u l\u1edbp b\u0103ng tuy\u1ebft v\u00e0o ng\u00e0y 15 th\u00e1ng 5 l\u00e0 m\u1ed9t y\u1ebfu t\u1ed1 d\u1ef1 b\u00e1o quan tr\u1ecdng cho ng\u00e0y \u0111\u1ea7u ti\u00ean c\u1ee7a m\u1eb7t \u0111\u1ea5t tr\u1ed1ng (R2 = 0,872), do \u0111\u00f3 l\u00e0 m\u1ed9t y\u1ebfu t\u1ed1 d\u1ef1 b\u00e1o \u0111\u00e1ng k\u1ec3 v\u1ec1 ng\u00e0y \u0111\u1ea7u ti\u00ean ra hoa (R2 = 0,858); \u0110\u1ed9 s\u00e2u l\u1edbp b\u0103ng tuy\u1ebft c\u0169ng t\u01b0\u01a1ng quan \u0111\u00e1ng k\u1ec3 v\u1edbi s\u1ed1 l\u01b0\u1ee3ng ch\u00f9m hoa \u0111\u01b0\u1ee3c t\u1ea1o ra (R2 = 0,713). C\u1ea3 s\u1ed1 l\u01b0\u1ee3ng ch\u00f9m hoa v\u00e0 ng\u00e0y n\u1edf hoa \u0111\u1ea7u ti\u00ean trung b\u00ecnh \u0111\u1ec1u l\u00e0 nh\u1eefng y\u1ebfu t\u1ed1 d\u1ef1 b\u00e1o c\u00f3 \u00fd ngh\u0129a v\u1ec1 s\u1ed1 l\u01b0\u1ee3ng hoa \u0111\u01b0\u1ee3c t\u1ea1o ra (nh\u01b0ng kh\u00f4ng c\u00f3 \u1ea3nh h\u01b0\u1edfng c\u1ee7a b\u0103ng tuy\u1ebft). <\/p>\n\n\n\n

M\u1ed9t ph\u1ea7n \u1ea3nh h\u01b0\u1edfng c\u1ee7a l\u1edbp b\u0103ng tuy\u1ebft \u0111\u1ed1i v\u1edbi s\u1ef1 ra hoa c\u00f3 th\u1ec3 th\u00f4ng qua vi\u1ec7c t\u0103ng x\u00e1c su\u1ea5t thi\u1ec7t h\u1ea1i do s\u01b0\u01a1ng gi\u00e1 trong nh\u1eefng n\u0103m c\u00f3 l\u01b0\u1ee3ng b\u0103ng tuy\u1ebft th\u1ea5p h\u01a1n – t\u1ea7n su\u1ea5t xu\u1ea5t hi\u1ec7n “c\u00e1c s\u1ef1 ki\u1ec7n b\u0103ng gi\u00e1” \u0111\u1ea7u m\u00f9a gi\u1ea3i th\u00edch m\u1ed9t t\u1ef7 l\u1ec7 \u0111\u00e1ng k\u1ec3 c\u1ee7a s\u1ef1 kh\u00e1c bi\u1ec7t v\u1ec1 s\u1ed1 l\u01b0\u1ee3ng hoa tr\u00ean m\u1ed7i th\u00e2n c\u00e2y. S\u1ea3n l\u01b0\u1ee3ng hoa gi\u1ea3m \u0111\u00e1ng k\u1ec3 trong c\u00e1c \u0111\u1ee3t La Nina. <\/p>\n\n\n\n

S\u1ef1 thay \u0111\u1ed5i v\u1ec1 s\u1ed1 l\u01b0\u1ee3ng hoa m\u00e0 ch\u00fang t\u00f4i quan s\u00e1t \u0111\u01b0\u1ee3c c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn h\u1ec7 th\u1ed1ng th\u1ee5 ph\u1ea5n, giao ph\u1ed1i v\u00e0 nh\u00e2n kh\u1ea9u h\u1ecdc c\u1ee7a lo\u00e0i. Th\u00f4ng qua \u1ea3nh h\u01b0\u1edfng c\u1ee7a n\u00f3 \u0111\u1ed1i v\u1edbi b\u0103ng tuy\u1ebft, c\u00e1c s\u1ef1 ki\u1ec7n b\u0103ng gi\u00e1 v\u00e0 s\u1ef1 t\u01b0\u01a1ng t\u00e1c c\u1ee7a ch\u00fang, bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn t\u1ea5t c\u1ea3 c\u00e1c bi\u1ebfn s\u1ed1 n\u00e0y.<\/p>\n\n\n\n

T\u00e1c d\u1ee5ng ngo\u00e0i \u00fd mu\u1ed1n c\u1ee7a hoa Phi Y\u1ebfn<\/strong><\/p>\n\n\n\n

T\u00f3m t\u1eaft:<\/strong><\/p>\n\n\n\n

C\u00f3 r\u1ea5t nhi\u1ec1u lo\u00e0i hoa phi y\u1ebfn (Delphinium spp.) \u1ede B\u1eafc M\u1ef9. Hoa phi y\u1ebfn l\u00e0 nguy\u00ean nh\u00e2n ch\u00ednh g\u00e2y ra thi\u1ec7t h\u1ea1i cho gia s\u00fac tr\u00ean c\u00e1c d\u00e3y ph\u00eda t\u00e2y \u1edf Hoa K\u1ef3, \u0111\u1eb7c bi\u1ec7t l\u00e0 tr\u00ean c\u00e1c v\u00f9ng r\u1eebng n\u00fai v\u00e0 \u0111\u1ed3i n\u00fai. \u0110\u1ed9c t\u00ednh c\u1ee7a c\u00e1c lo\u00e0i hoa l\u00e0 t\u1eeb c\u00e1c ancaloit norditerpenoid kh\u00e1c nhau. <\/p>\n\n\n\n

Trong b\u00e0i vi\u1ebft n\u00e0y, ch\u00fang t\u00f4i xem x\u00e9t ki\u1ebfn \u200b\u200bth\u1ee9c hi\u1ec7n t\u1ea1i v\u1ec1 sinh th\u00e1i h\u1ecdc v\u00e0 s\u1ef1 ph\u00e2n b\u1ed1 c\u1ee7a hoa phi y\u1ebfn, c\u00f4ng ngh\u1ec7 ph\u00e2n t\u00edch \u0111\u1ec3 nghi\u00ean c\u1ee9u v\u00e0 \u0111\u1ecbnh l\u01b0\u1ee3ng \u0111\u1ed9c t\u1ed1 trong hoa, \u0111\u1ed9c t\u00ednh c\u1ee7a c\u00e2y v\u00e0 c\u00e1c \u0111\u1ed9c t\u1ed1 ri\u00eang l\u1ebb c\u1ee7a ch\u00fang, c\u00e1c bi\u1ebfn th\u1ec3 di truy\u1ec1n \u0111\u00e3 bi\u1ebft v\u1ec1 t\u00ednh nh\u1ea1y c\u1ea3m c\u1ee7a hoa phi y\u1ebfn v\u00e0 c\u00e1c khuy\u1ebfn ngh\u1ecb qu\u1ea3n l\u00fd hi\u1ec7n t\u1ea1i \u0111\u1ec3 gi\u1ea3m thi\u1ec3u t\u1ed5n th\u1ea5t do ng\u1ed9 \u0111\u1ed9c hoa phi y\u1ebfn.<\/p>\n","protected":false},"excerpt":{"rendered":"

Khuy\u1ebfn ngh\u1ecb v\u1ec1 ch\u1ea5t dinh d\u01b0\u1ee1ng cho s\u1ea3n xu\u1ea5t hoa c\u1eaft c\u00e0nh th\u01b0\u01a1ng m\u1ea1i T\u00f3m t\u1eaft: Th\u1eddi gian c\u1ee7a c\u00e1c \u0111\u1eb7c \u0111i\u1ec3m […]<\/p>\n","protected":false},"author":1,"featured_media":645,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[39],"tags":[],"class_list":["post-644","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-hoa-cay-canh"],"_links":{"self":[{"href":"https:\/\/supelamthao.vn\/index.php?rest_route=\/wp\/v2\/posts\/644","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=644"}],"version-history":[{"count":1,"href":"https:\/\/supelamthao.vn\/index.php?rest_route=\/wp\/v2\/posts\/644\/revisions"}],"predecessor-version":[{"id":646,"href":"https:\/\/supelamthao.vn\/index.php?rest_route=\/wp\/v2\/posts\/644\/revisions\/646"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/supelamthao.vn\/index.php?rest_route=\/wp\/v2\/media\/645"}],"wp:attachment":[{"href":"https:\/\/supelamthao.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=644"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/supelamthao.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=644"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/supelamthao.vn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=644"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}