\u0110\u00e3 t\u1eebng x\u1ea3y ra m\u1ed9t c\u00e2u chuy\u1ec7n. Ng\u01b0\u1eddi n\u00f4ng d\u00e2n \u1edf<\/p>\n\n\n\n
Qu\u1ea3ng \u0110\u00f4ng, Trung Qu\u1ed1c th\u1ea5y H\u00e0 Nam c\u00f3 m\u1ed9t lo\u1ea1i l\u00faa m\u00ec l\u1edbn r\u1ea5t t\u1ed1t, c\u00f3 th\u1ec3 k\u1ebft r\u1ea5t nhi\u1ec1u h\u1ea1t, c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c m\u00f9a, th\u1ebf l\u00e0 h\u1ecd mua h\u1ea1t gi\u1ed1ng c\u1ee7a lo\u1ea1i l\u00faa m\u00ec n\u00e0y, tr\u1ed3ng tr\u00ean \u0111\u1ea5t c\u1ee7a m\u00ecnh. Do th\u1eddi ti\u1ebft Qu\u1ea3ng \u0110\u00f4ng kh\u00e1 \u1ea5m \u00e1p, l\u00faa m\u00ec qu\u1ea3 th\u1eadt l\u1edbn r\u1ea5t t\u1ed1t, c\u0169ng l\u1edbn r\u1ea5t nhanh. \u0110\u00e2u bi\u1ebft nh\u1eefng c\u00e2y l\u00faa m\u00ec n\u00e0y ch\u1ec9 sinh tr\u01b0\u1edfng, l\u1ea1i qu\u00ean m\u1ea5t tr\u1ed5 b\u00f4ng ra hoa. L\u00faa m\u00ec \u1edf b\u1ea3n \u0111\u1ecba \u0111\u1ec1u \u0111\u00e3 k\u1ebft qu\u1ea3 v\u00e0 b\u1eaft \u0111\u1ea7u h\u00e1i, m\u00e0 nh\u1eefng c\u00e2y l\u00faa m\u00ec \u0111em t\u1eeb ngo\u00e0i v\u1ec1 l\u1ea1i kh\u00f4ng ra hoa m\u1ed9t ch\u00fat n\u00e0o.<\/p>\n\n\n\n
C\u0169ng t\u1eebng c\u00f3 ng\u01b0\u1eddi mang h\u1ea1t gi\u1ed1ng \u0111\u1eadu t\u01b0\u01a1ng ch\u00edn mu\u1ed9n c\u1ee7a \u0110\u00f4ng B\u1eafc \u0111\u1ebfn Nam Kinh tr\u1ed3ng, nh\u01b0ng c\u00e2y \u0111\u1eadu v\u1eabn kh\u00f4ng \u0111\u1ee7 l\u1edbn \u0111\u1ec3 ra hoa, cho n\u00ean c\u0169ng kh\u00f4ng k\u1ebft qu\u1ea3 \u0111\u01b0\u1ee3c.<\/p>\n\n\n\n
V\u1eady r\u1ed1t cu\u1ed9c l\u00e0 nguy\u00ean nh\u00e2n g\u00ec? Th\u1ef1c v\u1eadt ph\u1ea3i l\u00e0m th\u1ebf n\u00e0o m\u1edbi c\u00f3 th\u1ec3 ra hoa k\u1ebft qu\u1ea3? Ho\u00e1 ra, th\u1ef1c v\u1eadt mu\u1ed1n ra hoa k\u1ebft qu\u1ea3 ph\u1ea3i th\u00f4ng qua m\u1ed7i m\u1ed9t giai \u0111o\u1ea1n ph\u00e1t d\u1ee5c.<\/p>\n\n\n\n
Ch\u00fang ta g\u1ecdi s\u1ef1 n\u1ea3y m\u1ea7m, ra c\u00e0nh, ra l\u00e1, v\u00e0 l\u1edbn l\u00ean c\u1ee7a th\u1ef1c v\u1eadt l\u00e0 “sinh tr\u01b0\u1edfng”, g\u1ecdi s\u1ef1 ng\u1eadm \u0111\u00f2ng, ra hoa, k\u1ebft qu\u1ea3\u2026 l\u00e0 “ph\u00e1t d\u1ee5c”. Th\u1ef1c v\u1eadt c\u00f3 th\u1ec3 ph\u00e1t d\u1ee5c \u0111\u01b0\u1ee3c hay kh\u00f4ng ph\u1ea3i xem \u0111i\u1ec1u ki\u1ec7n m\u00f4i tr\u01b0\u1eddng c\u00f3 th\u00edch h\u1ee3p kh\u00f4ng. Qua nghi\u00ean c\u1ee9u, ph\u00e1t hi\u1ec7n qu\u00e1 tr\u00ecnh sinh tr\u01b0\u1edfng ph\u00e1t d\u1ee5c c\u1ee7a h\u1ea1t g\u1ed1ng th\u1ef1c v\u1eadt t\u1eeb n\u1ea3y m\u1ea7m \u0111\u1ebfn ra hoa k\u1ebft qu\u1ea3 l\u00e0 ti\u1ebfn h\u00e0nh ph\u00e2n giai \u0111o\u1ea1n, m\u00e0 khi ho\u00e0n th\u00e0nh m\u1ed7i m\u1ed9t giai \u0111o\u1ea1n \u0111\u1ec1u c\u1ea7n \u0111i\u1ec1u ki\u1ec7n ngo\u1ea1i c\u1ea3nh th\u00edch h\u1ee3p, kh\u00f4ng c\u00f3 \u0111i\u1ec1u ki\u1ec7n ngo\u1ea1i c\u1ea3nh th\u00edch h\u1ee3p, giai \u0111o\u1ea1n ph\u00e1t d\u1ee5c s\u1ebd kh\u00f4ng th\u1ec3 ti\u1ebfn h\u00e0nh m\u00e0 ng\u1eebng l\u1ea1i \u1edf \u0111\u00f3. Nh\u01b0 l\u00faa m\u00ec \u0111\u00f4ng sinh tr\u01b0\u1edfng m\u1ed9t, hai n\u0103m \u00edt nh\u1ea5t ph\u1ea3i ho\u00e0n th\u00e0nh hai giai \u0111o\u1ea1n ph\u00e1t d\u1ee5c, m\u1edbi c\u00f3 th\u1ec3 ra hoa k\u1ebft qu\u1ea3. Th\u1eddi k\u00ec \u0111\u1ea7u l\u00faa m\u00ec ph\u00e1t d\u1ee5c, ngo\u00e0i y\u00eau c\u1ea7u l\u01b0\u1ee3ng n\u01b0\u1edbc v\u00e0 kh\u00f4ng kh\u00ed\u2026, c\u00f2n c\u1ea7n nhi\u1ec7t \u0111\u1ed9 nh\u1ea5t \u0111\u1ecbnh m\u1edbi c\u00f3 th\u1ec3 ho\u00e0n th\u00e0nh giai \u0111o\u1ea1n ph\u00e1t d\u1ee5c th\u1ee9 nh\u1ea5t, th\u00f4ng th\u01b0\u1eddng g\u1ecdi l\u00e0 “giai \u0111o\u1ea1n hoa xu\u00e2n”. L\u00faa m\u00ec \u0111\u00f4ng l\u00e0 th\u1ef1c v\u1eadt t\u00ednh \u0111\u00f4ng, n\u00f3 th\u00f4ng qua giai \u0111o\u1ea1n hoa xu\u00e2n, c\u1ea7n nhi\u1ec7t \u0111\u1ed9 0 – 30oC, s\u1ed1ng 30 – 40 ng\u00e0y. N\u1ebfu l\u00faa m\u00ec \u0111\u00f4ng trong th\u1eddi k\u00ec sinh tr\u01b0\u1edfng kh\u00f4ng c\u00f3 th\u1eddi gian nhi\u1ec7t \u0111\u1ed9 th\u1ea5p, v\u1eady th\u00ec n\u00f3 kh\u00f4ng th\u1ec3 tr\u1ea3i qua giai \u0111o\u1ea1n hoa xu\u00e2n, thi\u1ebfu m\u1ea5t kh\u00e2u giai \u0111o\u1ea1n hoa xu\u00e2n c\u0169ng kh\u00f4ng th\u1ec3 ra hoa k\u1ebft qu\u1ea3. L\u00faa m\u00ec \u0111\u00f4ng \u1edf giai \u0111o\u1ea1n th\u1ee9 hai y\u00eau c\u1ea7u \u0111\u1eb7c bi\u1ec7t v\u1ec1 \u0111i\u1ec1u ki\u1ec7n chi\u1ebfu s\u00e1ng ban ng\u00e0y kh\u00e1 d\u00e0i, n\u01a1i tr\u1ed3ng c\u00f3 \u0111i\u1ec1u ki\u1ec7n nh\u01b0 v\u1eady, l\u00faa m\u00ec \u0111\u00f4ng m\u1edbi c\u00f3 th\u1ec3 ra hoa k\u1ebft qu\u1ea3 \u0111\u1ea7u h\u00e8, y\u00eau c\u1ea7u th\u1ee9 nh\u1ea5t giai \u0111o\u1ea1n ph\u00e1t d\u1ee5c c\u1ee7a l\u00faa m\u00ec v\u1ee5 \u0111\u00f4ng l\u00e0 m\u00f9a xu\u00e2n c\u1ee7a H\u00e0 Nam kh\u00e1 l\u1ea1nh r\u00e9t, m\u00e0 kh\u00f4ng ph\u1ea3i kh\u00ed h\u1eadu \u1ea5m \u00e1p c\u1ee7a Qu\u1ea3ng \u0110\u00f4ng. V\u00ec v\u1eady, l\u00faa m\u00ec \u0111\u00f4ng c\u1ee7a H\u00e0 Nam tr\u1ed3ng \u1edf Qu\u1ea3ng \u0110\u00f4ng kh\u00f4ng \u0111\u01b0\u1ee3c nhi\u1ec7t \u0111\u1ed9 th\u1ea5p, kh\u00f4ng \u0111\u00e1p \u1ee9ng \u0111\u01b0\u1ee3c nhu c\u1ea7u c\u1ee7a giai \u0111o\u1ea1n hoa xu\u00e2n. Kh\u00f4ng th\u1ec3 ho\u00e0n th\u00e0nh giai \u0111o\u1ea1n ph\u00e1t d\u1ee5c th\u1ee9 nh\u1ea5t cho n\u00ean c\u0169ng kh\u00f4ng th\u1ec3 ra hoa k\u1ebft qu\u1ea3.<\/p>\n\n\n\n
\u0110\u1eadu t\u01b0\u01a1ng ch\u00edn mu\u1ed9n c\u1ee7a \u0110\u00f4ng B\u1eafc, sau khi m\u00f9a xu\u00e2n chuy\u1ec3n \u1ea5m m\u1edbi gieo gi\u1ed1ng, giai \u0111o\u1ea1n ph\u00e1t d\u1ee5c th\u1ee9 nh\u1ea5t kh\u00f4ng c\u1ea7n nhi\u1ec7t \u0111\u1ed9 \u0111\u1eb7c bi\u1ec7t, nh\u01b0ng giai \u0111o\u1ea1n th\u1ee9 hai l\u1ea1i c\u1ea7n th\u1eddi gian chi\u1ebfu s\u00e1ng ban ng\u00e0y ng\u1eafn. M\u1ecdi ng\u01b0\u1eddi \u0111\u1ec1u bi\u1ebft, m\u00f9a xu\u00e2n so v\u1edbi m\u00f9a \u0111\u00f4ng, ng\u00e0y d\u00e0i h\u01a1n, \u0111\u00eam ng\u1eafn h\u01a1n, v\u00e0 ng\u00e0y c\u1ee7a ph\u00eda B\u1eafc c\u00e0ng d\u00e0i. \u0110\u1eadu t\u01b0\u01a1ng ch\u00edn mu\u1ed9n c\u1ee7a \u0110\u00f4ng B\u1eafc th\u00f4ng th\u01b0\u1eddng qua m\u00f9a h\u00e8 d\u1ed3i d\u00e0o, d\u01b0\u1edbi \u0111i\u1ec1u ki\u1ec7n m\u00f9a thu chi\u1ebfu s\u00e1ng ng\u1eafn, m\u1edbi ho\u00e0n th\u00e0nh giai \u0111o\u1ea1n ph\u00e1t d\u1ee5c th\u1ee9 hai, nh\u01b0ng khi chuy\u1ec3n \u0111\u1ebfn Nam Kinh tr\u1ed3ng, ng\u00e0y c\u1ee7a m\u00f9a xu\u00e2n \u1edf \u0111\u00f3 ng\u1eafn h\u01a1n \u1edf \u0110\u00f4ng B\u1eafc, v\u00ec v\u1eady \u0111\u1eadu t\u01b0\u01a1ng r\u1ea5t nhanh qua giai \u0111o\u1ea1n hai, kh\u00f4ng \u0111\u1ee3i c\u00e2y l\u1edbn li\u1ec1n ra hoa.<\/p>\n\n\n\n
Cho n\u00ean c\u00f3 m\u1ed9t s\u1ed1 th\u1ef1c v\u1eadt v\u1ed1n kh\u00f4ng ph\u1ea3i l\u00e0 tr\u1ed3ng tu\u1ef3 ti\u1ec7n \u1edf n\u01a1i n\u00e0o, th\u1eddi k\u00ec n\u00e0o \u0111\u1ec1u c\u00f3 th\u1ec3 ho\u00e0n th\u00e0nh ph\u00e1t d\u1ee5c, ra hoa k\u1ebft qu\u1ea3 \u0111\u01b0\u1ee3c. Ch\u00fang ta hi\u1ec3u \u0111\u01b0\u1ee3c \u1ea3nh h\u01b0\u1edfng c\u1ee7a s\u1ef1 chi\u1ebfu s\u00e1ng v\u00e0 nhi\u1ec7t \u0111\u1ed9 sinh tr\u01b0\u1edfng c\u1ee7a th\u1ef1c v\u1eadt, th\u00ec c\u00f3 th\u1ec3 c\u00f3 c\u01a1 s\u1edf \u0111\u1ec3 tr\u1ed3ng gi\u1ed1ng m\u1edbi t\u1ed1t, kh\u00f4ng x\u1ea3y ra s\u1ef1 t\u1ed5n th\u1ea5t ngo\u00e0i \u00fd mu\u1ed1n.<\/p>\n","protected":false},"excerpt":{"rendered":"
\u0110\u00e3 t\u1eebng x\u1ea3y ra m\u1ed9t c\u00e2u chuy\u1ec7n. Ng\u01b0\u1eddi n\u00f4ng d\u00e2n \u1edf Qu\u1ea3ng \u0110\u00f4ng, Trung Qu\u1ed1c th\u1ea5y H\u00e0 Nam c\u00f3 m\u1ed9t lo\u1ea1i l\u00faa m\u00ec l\u1edbn r\u1ea5t t\u1ed1t, c\u00f3 th\u1ec3 k\u1ebft r\u1ea5t nhi\u1ec1u h\u1ea1t, c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c m\u00f9a, th\u1ebf l\u00e0 h\u1ecd mua h\u1ea1t gi\u1ed1ng c\u1ee7a lo\u1ea1i l\u00faa m\u00ec n\u00e0y, tr\u1ed3ng tr\u00ean \u0111\u1ea5t c\u1ee7a m\u00ecnh. Do th\u1eddi ti\u1ebft […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_disable_autopaging":false},"categories":[15,19],"tags":[],"class_list":["post-9818","post","type-post","status-publish","format-standard","hentry","category-hoi-dap-khoa-hoc","category-tu-nhien"],"_links":{"self":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/9818","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/comments?post=9818"}],"version-history":[{"count":0,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/9818\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=9818"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=9818"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=9818"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}