{"id":9720,"date":"2021-11-21T18:10:42","date_gmt":"2021-11-21T11:10:42","guid":{"rendered":"https:\/\/www.vietlearn.org\/post\/?p=9720"},"modified":"2021-11-21T18:36:20","modified_gmt":"2021-11-21T11:36:20","slug":"tai-sao-cay-ngan-hanh-ra-hoa-nhieu-nhung-ket-qua-lai-it","status":"publish","type":"post","link":"https:\/\/www.vietlearn.org\/kien-thuc\/tai-sao-cay-ngan-hanh-ra-hoa-nhieu-nhung-ket-qua-lai-it\/","title":{"rendered":"T\u1ea1i sao c\u00e2y ng\u00e2n h\u1ea1nh ra hoa nhi\u1ec1u nh\u01b0ng k\u1ebft qu\u1ea3 l\u1ea1i \u00edt?"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">C\u00e2y ng\u00e2n h\u1ea1nh l\u00e0 m\u1ed9t lo\u1ea1i c\u00e2y \u0103n qu\u1ea3 r\u1ee5ng l\u00e1 thu\u1ed9c h\u1ecd t\u01b0\u1eddng vi, \u1edf Trung Qu\u1ed1c c\u00f3 l\u1ecbch s\u1eed nu\u00f4i tr\u1ed3ng l\u00e2u \u0111\u1eddi. C\u00e2y ng\u00e2n h\u1ea1nh th\u01b0\u1eddng ra hoa v\u00e0o \u0111\u1ea7u xu\u00e2n, xa xa ng\u1eafm nh\u00ecn nh\u01b0 bi\u1ec3n m\u00e2y, khi\u1ebfn m\u1ecdi ng\u01b0\u1eddi say s\u01b0a (h\u1ee9ng th\u00fa) chi\u00eam ng\u01b0\u1ee1ng. V\u00ec v\u1eady d\u00e2n gian l\u01b0u truy\u1ec1n r\u1ea5t nhi\u1ec1u c\u00e2u th\u01a1 t\u00e1n d\u01b0\u01a1ng c\u00e1i \u0111\u1eb9p c\u1ee7a n\u00f3: \u201cS\u1eafc xu\u00e2n \u0111\u1ea7y v\u01b0\u1eddn gi\u1eef kh\u00f4ng n\u1ed5i. M\u1ed9t c\u00e0nh h\u1ed3ng h\u1ea1nh nh\u00fa kh\u1ecfi t\u01b0\u1eddng\u201d.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ea7m c\u1ee7a c\u00e2y ng\u00e2n h\u1ea1nh ph\u00e2n ra l\u00e0m hai lo\u1ea1i m\u1ea7m hoa v\u00e0 m\u1ea7m l\u00e1, m\u1ea7m kh\u00f4ng h\u1ed7n h\u1ee3p, c\u00f3 l\u00fac nhi\u1ec1u m\u1ea7m c\u00f9ng ra v\u00e0 tr\u1edf th\u00e0nh m\u1ea7m k\u00e9p. Trong m\u1ea7m k\u00e9p n\u00f3i chung c\u00f3 2 &#8211; 3 m\u1ea7m hoa, \u1edf \u0111i\u1ec1u ki\u1ec7n th\u00edch h\u1ee3p c\u0169ng c\u00f3 th\u1ec3 h\u00ecnh th\u00e0nh 4 &#8211; 5 m\u1ea7m hoa. M\u1ea7m hoa c\u1ee7a c\u00e2y ng\u00e2n h\u1ea1nh th\u01b0\u1eddng n\u1edf m\u1ed9t b\u00f4ng hoa, nh\u01b0ng do s\u1ed1 l\u01b0\u1ee3ng m\u1ea7m k\u00e9p c\u1ee7a c\u00e0nh k\u1ebft qu\u1ea3 nhi\u1ec1u v\u00ec v\u1eady l\u01b0\u1ee3ng hoa n\u1edf c\u0169ng nhi\u1ec1u.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110i\u1ec1u \u0111\u00e1ng ti\u1ebfc l\u00e0 c\u00e2y ng\u00e2n h\u1ea1nh n\u1edf hoa r\u1ea5t nhi\u1ec1u, nh\u01b0ng k\u1ebft qu\u1ea3 l\u1ea1i \u00edt. T\u1ea1i sao v\u1eady? Nguy\u00ean nh\u00e2n r\u1ea5t nhi\u1ec1u, c\u00f3 th\u1ec3 qui l\u1ea1i m\u1ea5y \u0111i\u1ec3m d\u01b0\u1edbi \u0111\u00e2y.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Tr\u01b0\u1edbc ti\u00ean x\u00e9t v\u1ec1 ch\u1ee9c n\u0103ng sinh l\u00ed c\u1ee7a c\u00e2y ng\u00e2n h\u1ea1nh, r\u1ea5t nhi\u1ec1u gi\u1ed1ng c\u00e2y ng\u00e2n h\u1ea1nh ph\u1ed5 bi\u1ebfn t\u1ed3n t\u1ea1i hi\u1ec7n t\u01b0\u1ee3ng tho\u00e1i h\u00f3a nh\u1ee5y \u0111\u1ef1c, ph\u00e1t d\u1ee5c kh\u00f4ng ho\u00e0n ch\u1ec9nh, hoa \u0111\u00e3 tho\u00e1i h\u00f3a th\u01b0\u1eddng kh\u00f4ng th\u1ec3 th\u1ee5 ph\u1ea5n, th\u1ee5 tinh, v\u00ec v\u1eady kh\u00f4ng th\u1ec3 k\u1ebft qu\u1ea3. Theo nghi\u00ean c\u1ee9u, nguy\u00ean nh\u00e2n x\u1ea3y ra s\u1ef1 tho\u00e1i h\u00f3a, m\u1ed9t l\u00e0 \u0111i\u1ec1u ki\u1ec7n dinh d\u01b0\u1ee1ng kh\u00f4ng t\u1ed1t, hai l\u00e0 c\u0169ng c\u00f3 li\u00ean quan nh\u1ea5t \u0111\u1ecbnh t\u1edbi \u0111\u1eb7c t\u00ednh c\u1ee7a gi\u1ed1ng c\u00e2y. V\u00ed d\u1ee5 nh\u01b0 h\u1ea1nh th\u00f4ng th\u01b0\u1eddng c\u00f3 hoa tho\u00e1i h\u00f3a kh\u00e1 nhi\u1ec1u, c\u00f2n h\u1ea1nh m\u1ea1ch ho\u00e0ng v\u00e0 h\u1ea1nh l\u00e2u qua, hoa tho\u00e1i h\u00f3a kh\u00e1 \u00edt.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Th\u1ee9 hai, c\u00e2y ng\u00e2n h\u1ea1nh m\u1eb7c d\u00f9 ch\u1ecbu l\u1ea1nh, ch\u1ecbu kh\u00f4, nh\u01b0ng l\u1ea1i c\u1ea7n nhi\u1ec1u \u00e1nh s\u00e1ng. N\u1ebfu \u00e1nh s\u00e1ng kh\u00f4ng \u0111\u1ee7, th\u01b0\u1eddng xu\u1ea5t hi\u1ec7n hi\u1ec7n t\u01b0\u1ee3ng c\u00e0nh l\u00e1 m\u1ecdc lo\u1ea1n, hoa tho\u00e1i h\u00f3a t\u0103ng. Theo \u0111i\u1ec1u tra, nh\u1eefng c\u00e2y ng\u00e2n h\u1ea1nh s\u1ed1ng \u1edf d\u01b0\u1edbi nh\u1eefng t\u00e1n c\u00e2y t\u00f9ng che m\u1ea5t \u00e1nh s\u00e1ng th\u00ec s\u1ed1 l\u01b0\u1ee3ng c\u00e2y tho\u00e1i h\u00f3a hoa \u0111\u1ea1t t\u1edbi 43,6%, nhi\u1ec1u h\u01a1n 29% so v\u1edbi nh\u1eefng c\u00e2y s\u1ed1ng \u1edf n\u01a1i r\u1ed9ng, tho\u00e1ng \u00e1nh s\u00e1ng M\u1eb7t Tr\u1eddi chi\u1ebfu t\u1ed1t.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Th\u00eam n\u1eefa, c\u00e2y ng\u00e2n h\u1ea1nh thu\u1ed9c lo\u00e0i c\u00e2y \u0103n qu\u1ea3, lo\u1ea1i qu\u1ea3 c\u00f3 h\u1ea1t, c\u1ea7n s\u1ef1 th\u1ee5 ph\u1ea5n c\u1ee7a hoa kh\u00e1c, t\u1ec9 l\u1ec7 k\u1ebft qu\u1ea3 th\u1ee5 ph\u1ea5n t\u1eeb hoa kh\u00f4ng cao. N\u1ebfu m\u1ed9t c\u00e2y ng\u00e2n h\u1ea1nh \u0111\u01a1n \u0111\u1ed9c s\u1ed1ng trong v\u01b0\u1eddn th\u00ec t\u00ecnh tr\u1ea1ng k\u1ebft qu\u1ea3 r\u1ea5tf \u00edt.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>C\u00e2y ng\u00e2n h\u1ea1nh l\u00e0 m\u1ed9t lo\u1ea1i c\u00e2y \u0103n qu\u1ea3 r\u1ee5ng l\u00e1 thu\u1ed9c h\u1ecd t\u01b0\u1eddng vi, \u1edf Trung Qu\u1ed1c c\u00f3 l\u1ecbch s\u1eed nu\u00f4i tr\u1ed3ng l\u00e2u \u0111\u1eddi. C\u00e2y ng\u00e2n h\u1ea1nh th\u01b0\u1eddng ra hoa v\u00e0o \u0111\u1ea7u xu\u00e2n, xa xa ng\u1eafm nh\u00ecn nh\u01b0 bi\u1ec3n m\u00e2y, khi\u1ebfn m\u1ecdi ng\u01b0\u1eddi say s\u01b0a (h\u1ee9ng th\u00fa) chi\u00eam ng\u01b0\u1ee1ng. V\u00ec v\u1eady d\u00e2n gian l\u01b0u [&hellip;]<\/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-9720","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\/9720","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=9720"}],"version-history":[{"count":0,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/9720\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=9720"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=9720"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=9720"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}