{"id":4549,"date":"2015-11-19T06:52:36","date_gmt":"2015-11-18T23:52:36","guid":{"rendered":"http:\/\/ttud.com.vn\/?p=4549"},"modified":"2017-10-02T08:20:28","modified_gmt":"2017-10-02T01:20:28","slug":"hanh-trinh-thuan-hoa-cay-lua-nuoc","status":"publish","type":"post","link":"https:\/\/casta.ttud.com.vn\/index.php\/hanh-trinh-thuan-hoa-cay-lua-nuoc\/","title":{"rendered":"H\u00e0nh tr\u00ecnh thu\u1ea7n h\u00f3a c\u00e2y l\u00faa n\u01b0\u1edbc"},"content":{"rendered":"

C\u00e1c nh\u00e0 khoa h\u1ecdc Anh kh\u00e1m ph\u00e1 ra qu\u00e1 tr\u00ecnh \u0111\u01b0a c\u00e2y l\u00faa n\u01b0\u1edbc v\u00e0o canh t\u00e1c t\u1eeb m\u1ed9t lo\u00e0i c\u00e2y d\u1ea1i, g\u00f3p ph\u1ea7n l\u00e0m s\u00e1ng t\u1ecf h\u01a1n n\u1eefa l\u1ecbch s\u1eed lo\u00e0i ng\u01b0\u1eddi \u1edf ch\u00e2u \u00c1 th\u1eddi c\u1ed5 \u0111\u1ea1i.<\/strong><\/p>\n

\"\"<\/p>\n

Nghi\u00ean c\u1ee9u m\u1edbi ch\u1ec9 ra c\u00e2y l\u00faa \u0111\u00e3 \u0111\u01b0\u1ee3c thu\u1ea7n h\u00f3a t\u1eeb 10.000 n\u0103m tr\u01b0\u1edbc. \u1ea2nh: UPI<\/em><\/p>\n

Theo UPI, m\u1ed9t nh\u00f3m nghi\u00ean c\u1ee9u t\u1ea1i \u0110\u1ea1i h\u1ecdc Manchester, Anh h\u00f4m 6\/11 c\u00f4ng b\u1ed1 k\u1ebft qu\u1ea3 nghi\u00ean c\u1ee9u c\u1ee7a m\u00ecnh tr\u00ean website nh\u00e0 tr\u01b0\u1eddng, kh\u1eb3ng \u0111\u1ecbnh t\u00ecm ra \u0111\u01b0\u1ee3c qu\u00e1 tr\u00ecnh h\u00ecnh th\u00e0nh n\u00ean c\u00e2y l\u00faa n\u01b0\u1edbc ng\u00e0y nay \u1edf ch\u00e2u \u00c1.<\/p>\n

Nghi\u00ean c\u1ee9u ch\u1ec9 ra r\u1eb1ng c\u00e2y l\u00faa \u0111\u01b0\u1ee3c thu\u1ea7n h\u00f3a ba l\u1ea7n ri\u00eang bi\u1ec7t trong l\u1ecbch s\u1eed. Qua \u0111\u00f3, ng\u01b0\u1eddi d\u00e2n \u1edf c\u00e1c n\u01a1i kh\u00e1c nhau l\u1ef1a ch\u1ecdn gi\u1ed1ng l\u00faa ph\u00f9 h\u1ee3p nh\u1ea5t v\u1edbi m\u00ecnh \u0111\u1ec3 canh t\u00e1c, t\u1eeb \u0111\u00f3 t\u1ea1o n\u00ean ba lo\u1ea1i g\u1ea1o ch\u1ee7 y\u1ebfu tr\u00ean th\u1ebf gi\u1edbi.<\/p>\n

\u0110\u1ea7u ti\u00ean l\u00e0 gi\u1ed1ng g\u1ea1o t\u1ebb Indica c\u00f3 h\u1ea1t d\u00e0i t\u1eeb c\u00e1c v\u00f9ng tr\u0169ng \u1edf \u0110\u00f4ng Nam \u00c1. Lo\u1ea1i g\u1ea1o n\u1ed5i ti\u1ebfng th\u1ee9 hai l\u00e0 Japonica, m\u1ed9t lo\u1ea1i g\u1ea1o h\u1ea1t tr\u00f2n th\u01b0\u1eddng d\u00f9ng \u0111\u1ec3 ch\u1ebf bi\u1ebfn sushi. V\u00e0 cu\u1ed1i c\u00f9ng l\u00e0 g\u1ea1o Aus, lo\u1ea1i g\u1ea1o c\u00f3 \u0111\u1eb7c t\u00ednh ch\u1ecbu h\u1ea1n cao \u0111\u01b0\u1ee3c tr\u1ed3ng nhi\u1ec1u \u1edf Bangladesh v\u00e0 \u1ea4n \u0110\u1ed9.<\/p>\n

Cho \u0111\u1ebfn ng\u00e0y nay, gi\u1edbi khoa h\u1ecdc v\u1eabn cho r\u1eb1ng l\u00faa g\u1ea1o ch\u1ec9 \u0111\u01b0\u1ee3c thu\u1ea7n h\u00f3a m\u1ed9t ho\u1eb7c hai l\u1ea7n trong l\u1ecbch s\u1eed. H\u1ea7u h\u1ebft m\u1ecdi ng\u01b0\u1eddi \u0111\u1ed3ng \u00fd g\u1ea1o Japonica \u0111\u00e3 \u0111\u01b0\u1ee3c thu\u1ea7n h\u00f3a ri\u00eang bi\u1ec7t t\u1eeb kho\u1ea3ng 10.000 n\u0103m v\u1ec1 tr\u01b0\u1edbc. Tuy nhi\u00ean v\u1eabn c\u00f2n nh\u1eefng b\u1ea5t \u0111\u1ed3ng li\u00ean quan \u0111\u1ebfn vi\u1ec7c g\u1ea1o Indica c\u00f3 ph\u1ea3i l\u00e0 m\u1ed9t lo\u1ea1i g\u1ea1o lai c\u1ee7a Japonica hay kh\u00f4ng.<\/p>\n

Nh\u00f3m nghi\u00ean c\u1ee9u ph\u00e2n t\u00edch gene tr\u00ean 446 m\u1eabu th\u00ed nghi\u1ec7m \u0111\u01b0\u1ee3c l\u1ea5y t\u1eeb c\u00e1c lo\u00e0i l\u00faa d\u1ea1i tr\u00ean kh\u1eafp ch\u00e2u \u00c1 v\u00e0 so s\u00e1nh ch\u00fang v\u1edbi b\u1ed9 gene c\u1ee7a l\u00faa thu\u1ea7n ch\u1ee7ng. Nh\u00f3m \u0111\u1eb7c bi\u1ec7t ch\u00fa \u00fd t\u1edbi c\u00e1c ph\u1ea7n kh\u00e1c bi\u1ec7t nh\u1ea5t tr\u00ean b\u1ed9 gene c\u1ee7a l\u00faa thu\u1ea7n ch\u1ee7ng so v\u1edbi l\u00faa d\u1ea1i, \u0111\u01b0\u1ee3c t\u1ea1o n\u00ean t\u1eeb qu\u00e1 tr\u00ecnh ch\u1ecdn l\u1ecdc thu\u1ea7n ch\u1ee7ng (dosmetic sweep).<\/p>\n

Qu\u00e1 tr\u00ecnh ch\u1ecdn l\u1ecdc n\u00e0y cho th\u1ea5y nh\u1eefng \u0111\u1eb7c t\u00ednh c\u1ee7a c\u00e2y l\u00faa m\u00e0 ng\u01b0\u1eddi n\u00f4ng d\u00e2n th\u1eddi x\u01b0a ch\u1ecdn ra khi tr\u1ed3ng c\u00e1c gi\u1ed1ng l\u00faa d\u1ea1i t\u1ef1 nhi\u00ean. Nh\u1eefng \u0111\u1eb7c t\u00ednh n\u00e0y bao g\u1ed3m s\u1ee9c sinh tr\u01b0\u1edfng m\u1ea1nh m\u1ebd h\u01a1n, kh\u1ea3 n\u0103ng gieo tr\u1ed3ng v\u1edbi m\u1eadt \u0111\u1ed9 cao ho\u1eb7c s\u1ee9c ch\u1ed1ng ch\u1ecbu h\u1ea1n h\u00e1n v\u00e0 s\u00e2u b\u1ec7nh.<\/p>\n

C\u00e1c nh\u00e0 khoa h\u1ecdc c\u0169ng ph\u00e1t hi\u1ec7n ra nh\u1eefng \u0111\u1eb7c t\u00ednh ti\u00ean ti\u1ebfn c\u1ee7a c\u00e2y l\u00faa hi\u1ec7n nay \u0111\u1ec1u c\u00f3 s\u1eb5n trong c\u00e1c m\u1eabu l\u00faa d\u1ea1i \u1edf v\u00f9ng Nam \u00c1. \u0110i\u1ec1u n\u00e0y c\u00e0ng c\u1ee7ng c\u1ed1 th\u00eam gi\u1ea3 thi\u1ebft c\u1ee7a c\u1ea3 nh\u00f3m cho r\u1eb1ng con ng\u01b0\u1eddi th\u1eddi x\u01b0a \u0111\u00e3 thu\u1ea7n h\u00f3a l\u00faa d\u1ea1i m\u1ed9t c\u00e1ch \u0111\u1ed9c l\u1eadp v\u00e0 t\u00e1ch bi\u1ec7t nhau tr\u00ean nhi\u1ec1u v\u00f9ng ch\u00e2u \u00c1.<\/p>\n

“K\u1ebft lu\u1eadn n\u00e0y ho\u00e0n to\u00e0n ph\u00f9 h\u1ee3p c\u00e1c b\u1eb1ng ch\u1ee9ng kh\u1ea3o c\u1ed5 v\u1ec1 ngu\u1ed3n g\u1ed1c v\u0103n minh l\u00faa n\u01b0\u1edbc”, nh\u00e0 khoa h\u1ecdc Terry Brown, \u0110\u1ea1i h\u1ecdc Manchester cho bi\u1ebft. “Ch\u00fang t\u00f4i c\u0169ng hy v\u1ecdng k\u1ebft qu\u1ea3 nghi\u00ean c\u1ee9u n\u00e0y s\u1ebd m\u1edf ra m\u1ed9t qu\u00e1 tr\u00ecnh k\u1ebft h\u1ee3p hi\u1ec7u qu\u1ea3 gi\u1eefa di truy\u1ec1n h\u1ecdc v\u1edbi kh\u1ea3o c\u1ed5 h\u1ecdc, \u0111\u1eb7c bi\u1ec7t l\u00e0 c\u00e1c nghi\u00ean c\u1ee9u v\u1ec1 thu\u1ea9n h\u00f3a l\u00faa”.<\/p>\n

Qu\u00e1 tr\u00ecnh thu\u1ea7n h\u00f3a c\u00e2y l\u00faa l\u00e0 m\u1ed9t ph\u1ea7n quan tr\u1ecdng trong l\u1ecbch s\u1eed v\u0103n minh nh\u00e2n lo\u1ea1i kh\u00f4ng ch\u1ec9 \u1edf ch\u00e2u \u00c1 m\u00e0 c\u00f2n tr\u00ean to\u00e0n th\u1ebf gi\u1edbi. S\u1ef1 \u1ed5n \u0111\u1ecbnh v\u1ec1 ngu\u1ed3n cung l\u01b0\u01a1ng th\u1ef1c l\u00e0 n\u1ec1n t\u1ea3ng \u0111\u1ec3 lo\u00e0i ng\u01b0\u1eddi ti\u1ebfn l\u00ean nh\u1eefng t\u1ed5 ch\u1ee9c x\u00e3 h\u1ed9i l\u1edbn h\u01a1n, ti\u1ebfn b\u1ed9 h\u01a1n. Brown v\u00e0 c\u00e1c c\u1ed9ng s\u1ef1 cho bi\u1ebft s\u1ebd ti\u1ebfp t\u1ee5c h\u1ed7 tr\u1ee3 nh\u1eefng nghi\u00ean c\u1ee9u v\u1ec1 th\u1eddi k\u1ef3 s\u01a1 khai trong l\u1ecbch s\u1eed lo\u00e0i ng\u01b0\u1eddi \u1edf ch\u00e2u \u00c1.<\/p>\n

Qu\u1ed1c B\u1ea3o<\/em><\/strong><\/p>\n

Ngu\u1ed3n VNEXPRESS<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"

C\u00e1c nh\u00e0 khoa h\u1ecdc Anh kh\u00e1m ph\u00e1 ra qu\u00e1 tr\u00ecnh \u0111\u01b0a c\u00e2y l\u00faa n\u01b0\u1edbc v\u00e0o canh t\u00e1c t\u1eeb m\u1ed9t lo\u00e0i c\u00e2y d\u1ea1i, g\u00f3p ph\u1ea7n l\u00e0m s\u00e1ng t\u1ecf h\u01a1n n\u1eefa l\u1ecbch s\u1eed lo\u00e0i ng\u01b0\u1eddi \u1edf ch\u00e2u \u00c1 th\u1eddi c\u1ed5 \u0111\u1ea1i. Nghi\u00ean c\u1ee9u m\u1edbi ch\u1ec9 ra c\u00e2y l\u00faa \u0111\u00e3 \u0111\u01b0\u1ee3c thu\u1ea7n h\u00f3a t\u1eeb 10.000 n\u0103m tr\u01b0\u1edbc. \u1ea2nh: […]<\/p>\n","protected":false},"author":17,"featured_media":5019,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[47],"tags":[],"class_list":["post-4549","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tin-tuc"],"_links":{"self":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/4549","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/users\/17"}],"replies":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/comments?post=4549"}],"version-history":[{"count":2,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/4549\/revisions"}],"predecessor-version":[{"id":5020,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/4549\/revisions\/5020"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media\/5019"}],"wp:attachment":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media?parent=4549"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/categories?post=4549"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/tags?post=4549"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}