C\u00e1c lo\u00e0i sinh v\u1eadt trong sinh quy\u1ec3n c\u1ee7a Tr\u00e1i \u0110\u1ea5t \u0111\u1ec1u n\u01b0\u01a1ng t\u1ef1a v\u00e0o nhau, r\u00e0ng bu\u1ed9c l\u1eabn nhau. \u0110\u00f3 l\u00e0 m\u1ed9t qu\u00e1 tr\u00ecnh \u0111\u01b0\u1ee3c h\u00ecnh th\u00e0nh trong s\u1ef1 ti\u1ebfn h\u00f3a l\u00e2u d\u00e0i c\u1ee7a sinh v\u1eadt. N\u1ebfu sinh v\u1eadt kh\u00f4ng n\u01b0\u01a1ng t\u1ef1a v\u00e0o nhau th\u00ec b\u1ea5t c\u1ee9 lo\u00e0i sinh v\u1eadt n\u00e0o c\u0169ng kh\u00f4ng th\u1ec3 t\u1ed3n t\u1ea1i \u0111\u01b0\u1ee3c, c\u00f2n n\u1ebfu gi\u1eefa c\u00e1c sinh v\u1eadt kh\u00f4ng kh\u1ed1ng ch\u1ebf l\u1eabn nhau th\u00ec theo l\u00ed lu\u1eadn m\u00e0 n\u00f3i, lo\u00e0i sinh v\u1eadt n\u00e0o c\u0169ng c\u00f3 th\u1ec3 \u0111\u1ed9c chi\u1ebfm Tr\u00e1i \u0110\u1ea5t. C\u00e1c lo\u00e0i sinh v\u1eadt \u0111a d\u1ea1ng trong sinh quy\u1ec3n \u0111\u01b0\u01a1ng nhi\u00ean \u0111\u01b0\u1ee3c ph\u00e2n b\u1ed1 v\u00e0 sinh s\u1ed1ng m\u1ed9t c\u00e1ch c\u00f3 tr\u1eadt t\u1ef1. N\u1ebfu trong m\u00f4i tr\u01b0\u1eddng \u0111\u00e3 t\u1ed3n t\u1ea1i h\u00e0i h\u00f2a v\u00e0 \u1ed5n \u0111\u1ecbnh, m\u1ed9t s\u1ed1 sinh v\u1eadt, nay nh\u1eadp n\u1ed9i (\u0111\u01b0a th\u00eam v\u00e0o) m\u1ed9t lo\u00e0i m\u1edbi ho\u1eb7c di\u1ec7t \u0111i m\u1ed9t lo\u00e0i trong \u0111\u00f3 s\u1ebd l\u00e0m nhi\u1ec5u lo\u1ea1n s\u1ef1 c\u00e2n b\u1eb1ng gi\u1eefa c\u00e1c sinh v\u1eadt, t\u1ea1o n\u00ean nh\u1eefng t\u1ed5n th\u1ea5t v\u00e0 h\u1ed7n lo\u1ea1n r\u1ea5t l\u1edbn.<\/p>\n\n\n\n
Ch\u00e2u \u00dac c\u00e1ch \u0111\u00e2y 200 tri\u1ec7u n\u0103m t\u00e1ch kh\u1ecfi \u0111\u1ea1i l\u1ee5c Ch\u00e2u Phi v\u00e0 Ch\u00e2u \u00c1, tr\u00f4i d\u1ea1t ra Th\u00e1i B\u00ecnh D\u01b0\u01a1ng, tr\u1edf th\u00e0nh m\u1ed9t \u0111\u1ea3o l\u1edbn c\u00f4 l\u1eadp. Do \u0111\u00f3 c\u00e1c sinh v\u1eadt tr\u00ean Ch\u00e2u \u00dac \u0111\u00e3 h\u00ecnh th\u00e0nh m\u1ed1i quan h\u1ec7 t\u01b0\u01a1ng sinh, t\u01b0\u01a1ng kh\u1eafc, kh\u00e1c v\u1edbi c\u00e1c \u0111\u1ea1i l\u1ee5c c\u1ee7a c\u00e1c ch\u00e2u l\u1ee5c kh\u00e1c. N\u1ebfu v\u00ec m\u1ed9t l\u00ed do n\u00e0o \u0111\u00f3 ta l\u00e0m bi\u1ebfn \u0111\u1ed9ng m\u1ed9t lo\u00e0i v\u1eadt th\u00ec s\u1ebd g\u00e2y ra s\u1ef1 nhi\u1ec5u lo\u1ea1n trong m\u1ed1i quan h\u1ec7 r\u00e0ng bu\u1ed9c gi\u1eefa c\u00e1c sinh v\u1eadt, d\u1eabn \u0111\u1ebfn tai h\u1ecda l\u1edbn. N\u0103m 1787, m\u1ed9t thuy\u1ec1n tr\u01b0\u1edfng t\u00ean l\u00e0<\/p>\n\n\n\n
Ph\u00ealic mang m\u1ed9t lo\u00e0i c\u00e2y c\u00f3 t\u00ean ph\u1eadt th\u1ee7 \u0111\u1ebfn tr\u1ed3ng \u1edf Ch\u00e2u \u00dac \u0111\u1ec3 nu\u00f4i m\u1ed9t lo\u1ea1i c\u00f4n tr\u00f9ng m\u00e0u \u0111\u1ecf d\u00f9ng l\u00e0m nguy\u00ean li\u1ec7u thu\u1ed1c nhu\u1ed9m. Kh\u00f4ng ng\u1edd lo\u00e0i c\u00e2y n\u00e0y l\u1ecdt ra b\u00ean ngo\u00e0i. V\u00ec \u1edf \u0111\u00f3 x\u01b0a nay kh\u00f4ng c\u00f3 lo\u00e0i c\u00e2y n\u00e0y cho n\u00ean n\u00f3 m\u1ecdc l\u00e2y lan kh\u1eafp n\u01a1i. \u0110\u1ebfn n\u0103m 1925 di\u1ec5n bi\u1ebfn th\u00e0nh g\u1ea7n 20 lo\u00e0i c\u00e2y hoang d\u00e3, m\u1ecdc chi\u1ebfm ph\u1ea7n l\u1edbn \u0111\u1ea5t \u0111ai, tr\u1edf th\u00e0nh tai h\u1ecda l\u1edbn cho b\u1ea3n \u0111\u1ecba. V\u1ec1 sau, ng\u01b0\u1eddi ta ph\u1ea3i t\u1eeb qu\u00ea h\u01b0\u01a1ng lo\u00e0i c\u00e2y \u0111\u00f3 \u0111\u01b0a v\u1ec1 m\u1ed9t lo\u00e0i c\u00f4n tr\u00f9ng \u0103n c\u00e2y n\u00e0y m\u1edbi ng\u0103n ch\u1eb7n \u0111\u01b0\u1ee3c s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a ch\u00fang.<\/p>\n\n\n\n
V\u00e0o nh\u1eefng n\u0103m 30 th\u1ebf k\u1ec9 XX, ng\u01b0\u1eddi ta \u0111\u01b0a v\u00e0o Trung Qu\u1ed1c c\u00e2y b\u00e8o Nh\u1eadt B\u1ea3n (Th\u1ee7y h\u1ed3 l\u00f4 – Eichhornia crassipes), \u0111\u1ec3 xanh h\u00f3a m\u1eb7t n\u01b0\u1edbc, cung c\u1ea5p th\u1ee9c \u0103n cho l\u1ee3n r\u1ea5t t\u1ed1t. Nh\u01b0ng t\u1ed1c \u0111\u1ed9 sinh tr\u01b0\u1edfng c\u1ee7a lo\u00e0i c\u00e2y n\u00e0y r\u1ea5t nhanh, trong m\u1ed9t th\u1eddi gian ng\u1eafn \u0111\u00e3 lan th\u00e0nh t\u1eebng m\u1ea3ng l\u1edbn, c\u1ea3n tr\u1edf d\u00f2ng ch\u1ea3y c\u1ee7a s\u00f4ng, \u1ea3nh h\u01b0\u1edfng c\u00e1 sinh tr\u01b0\u1edfng. M\u00e3i \u0111\u1ebfn khi \u0111\u01b0a hai lo\u00e0i thi\u00ean \u0111\u1ecbch t\u1eeb ch\u00e2u M\u1ef9 v\u1ec1 \u0103n c\u00e2y \u0111\u00f3 m\u1edbi c\u00f3 th\u1ec3 ng\u0103n ch\u1eb7n \u0111\u01b0\u1ee3c s\u1ef1 ph\u00e1t tri\u1ec3n tr\u00e0n lan c\u1ee7a ch\u00fang.<\/p>\n\n\n\n
C\u00e2n b\u1eb1ng sinh th\u00e1i t\u1ef1 nhi\u00ean l\u00e0 th\u00f4ng qua chu\u1ed7i th\u1ee9c \u0103n \u0111\u1ec3 kh\u1ed1ng ch\u1ebf, t\u1ee9c l\u00e0 \u201cd\u00f9ng m\u1ed9t lo\u00e0i ti\u00eau di\u1ec7t m\u1ed9t lo\u00e0i\u201d. Nh\u1eefng lo\u00e0i v\u1eadt \u0111\u01b0a t\u1eeb ngo\u00e0i v\u00e0o n\u1ebfu kh\u00f4ng c\u00f3 thi\u00ean \u0111\u1ecbch th\u00ec chu\u1ed7i th\u1ee9c \u0103n s\u1ebd b\u1ecb c\u1eaft \u0111\u1ee9t, n\u00f3 s\u1ebd ph\u00e1t tri\u1ec3n v\u00f4 t\u1ed9i v\u1ea1, gi\u1ed1ng nh\u01b0 con ng\u1ef1a hoang kh\u00f4ng \u0111\u00f3ng c\u01b0\u01a1ng, m\u1ea5t s\u1ef1 kh\u1ed1ng ch\u1ebf d\u1eabn \u0111\u1ebfn \u201ckh\u1ed1i u sinh th\u00e1i\u201d \u0111\u00e1ng s\u1ee3. V\u00ec v\u1eady ph\u1ea3i v\u00f4 c\u00f9ng c\u1ea9n th\u1eadn khi nh\u1eadp n\u1ed9i m\u1ed9t lo\u00e0i sinh v\u1eadt m\u1edbi, ph\u1ea3i ti\u1ebfn h\u00e0nh th\u1eed nghi\u1ec7m v\u00e0 nh\u1ea5t \u0111\u1ecbnh ph\u1ea3i ph\u1ed1i h\u1ee3p v\u1edbi thi\u00ean \u0111\u1ecbch, n\u1ebfu kh\u00f4ng s\u1ebd d\u1eabn \u0111\u1ebfn tai h\u1ecda v\u1ec1 sinh th\u00e1i.<\/p>\n\n\n\n
T\u1eeb kho\u00e1: T\u01b0\u01a1ng sinh t\u01b0\u01a1ng kh\u1eafc; C\u00e2n b\u1eb1ng sinh th\u00e1i; Chu\u1ed7i th\u1ee9c \u0103n;<\/p>\n","protected":false},"excerpt":{"rendered":"
C\u00e1c lo\u00e0i sinh v\u1eadt trong sinh quy\u1ec3n c\u1ee7a Tr\u00e1i \u0110\u1ea5t \u0111\u1ec1u n\u01b0\u01a1ng t\u1ef1a v\u00e0o nhau, r\u00e0ng bu\u1ed9c l\u1eabn nhau. \u0110\u00f3 l\u00e0 m\u1ed9t qu\u00e1 tr\u00ecnh \u0111\u01b0\u1ee3c h\u00ecnh th\u00e0nh trong s\u1ef1 ti\u1ebfn h\u00f3a l\u00e2u d\u00e0i c\u1ee7a sinh v\u1eadt. N\u1ebfu sinh v\u1eadt kh\u00f4ng n\u01b0\u01a1ng t\u1ef1a v\u00e0o nhau th\u00ec b\u1ea5t c\u1ee9 lo\u00e0i sinh v\u1eadt n\u00e0o c\u0169ng kh\u00f4ng th\u1ec3 t\u1ed3n […]<\/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":[15,17],"tags":[],"class_list":["post-9258","post","type-post","status-publish","format-standard","hentry","category-hoi-dap-khoa-hoc","category-moi-truong"],"_links":{"self":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/9258","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=9258"}],"version-history":[{"count":0,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/9258\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=9258"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=9258"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=9258"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}