{"id":6742,"date":"2015-07-14T08:24:50","date_gmt":"2015-07-14T01:24:50","guid":{"rendered":"http:\/\/antoansinhhoc.vn\/?p=1322"},"modified":"2015-07-14T08:24:50","modified_gmt":"2015-07-14T01:24:50","slug":"nghien-cuu-ve-gien-giup-cay-trong-ung-pho-voi-nhung-cang-thang-khi-hau","status":"publish","type":"post","link":"https:\/\/nbca.gov.vn\/nghien-cuu-ve-gien-giup-cay-trong-ung-pho-voi-nhung-cang-thang-khi-hau\/","title":{"rendered":"Nghi\u00ean c\u1ee9u v\u1ec1 gien gi\u00fap c\u00e2y tr\u1ed3ng \u1ee9ng ph\u00f3 v\u1edbi nh\u1eefng c\u0103ng th\u1eb3ng kh\u00ed h\u1eadu"},"content":{"rendered":"<div class=\"TomTat clearfix\"><span id=\"ArticalDetail1_lblTeaser\" class=\"OverollContentDesc\">M\u1ed9t nghi\u00ean c\u1ee9u m\u1edbi do m\u1ed9t nh\u00e0 di truy\u1ec1n h\u1ecdc t\u1ea1i \u0110\u1ea1i h\u1ecdc bang Kansas \u0111\u00e3 ch\u1ec9 ra r\u1eb1ng d\u1ea5u hi\u1ec7u \u0111\u1eb7c tr\u01b0ng c\u1ee7a b\u1ed9 gien quy \u0111\u1ecbnh s\u1ef1 th\u00edch nghi \u1edf c\u00e2y tr\u1ed3ng c\u00f3 th\u1ec3 gi\u00fap d\u1ef1 \u0111o\u00e1n c\u00e1c gi\u1ed1ng c\u00e2y tr\u1ed3ng \u0111\u00e1p \u1ee9ng v\u1edbi c\u00e1c c\u0103ng th\u1eb3ng t\u1eeb m\u00f4i tr\u01b0\u1eddng nh\u01b0 th\u1ebf n\u00e0o.<\/span><\/div>\n<div class=\"NoiDungBai\">\n<div>\n<p>\u00d4ng Geoff Morris, nh\u00e0 nghi\u00ean c\u1ee9u t\u1ea1i \u0110\u1ea1i h\u1ecdc bang Kansas cho bi\u1ebft: \u201c\u0110\u00e2y l\u00e0 nghi\u00ean c\u1ee9u \u0111\u1ea7u ti\u00ean ghi nh\u1eadn r\u1eb1ng nh\u1eefng d\u1ea5u hi\u1ec7u \u0111\u1eb7c tr\u01b0ng c\u1ee7a b\u1ed9 gien quy \u0111\u1ecbnh s\u1ef1 th\u00edch nghi \u1edf c\u00e2y tr\u1ed3ng c\u00f3 th\u1ec3 gi\u00fap x\u00e1c \u0111\u1ecbnh c\u00e1c gi\u1ed1ng c\u00e2y c\u00f3 th\u1ec3 sinh tr\u01b0\u1edfng t\u1ed1t nh\u1ea5t d\u01b0\u1edbi c\u00e1c \u00e1p l\u1ef1c nh\u1ea5t \u0111\u1ecbnh nh\u01b0 h\u1ea1n h\u00e1n ho\u1eb7c \u0111\u1ea5t b\u1ecb nhi\u1ec5m \u0111\u1ed9c\u201d.<\/p>\n<p><img decoding=\"async\" class=\"aligncenter\" src=\"http:\/\/iasvn.org\/upload\/news\/h1_108.jpg\" alt=\"\" \/><\/p>\n<\/div>\n<div><\/div>\n<div>C\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u \u0111\u00e3 ti\u1ebfn h\u00e0nh nghi\u00ean c\u1ee9u v\u1edbi l\u00faa mi\u1ebfn, m\u1ed9t trong nh\u1eefng c\u00e2y ng\u0169 c\u1ed1c l\u00e2u \u0111\u1eddi nh\u1ea5t v\u00e0 \u0111\u01b0\u1ee3c tr\u1ed3ng r\u1ed9ng r\u00e3i nh\u1ea5t tr\u00ean th\u1ebf gi\u1edbi. L\u00faa mi\u1ebfn \u0111\u01b0\u1ee3c tr\u1ed3ng \u1edf ch\u00e2u Phi v\u00e0 ch\u00e2u \u00c1 c\u0169ng nh\u01b0 \u1edf m\u1ed9t s\u1ed1 v\u00f9ng \u0111\u1ea5t kh\u1eafc nghi\u1ec7t nh\u1ea5t tr\u00ean th\u1ebf gi\u1edbi. H\u01a1n 43.000 gi\u1ed1ng l\u00faa mi\u1ebfn tr\u00ean th\u1ebf gi\u1edbi \u0111\u00e3 \u0111\u01b0\u1ee3c thu th\u1eadp v\u00e0 l\u01b0u tr\u1eef trong ng\u00e2n h\u00e0ng gien c\u00e2y tr\u1ed3ng.<\/div>\n<div><\/div>\n<div>Morris cho bi\u1ebft: \u201cTrong khi l\u00faa mi\u1ebfn \u0111\u01b0\u1ee3c tr\u1ed3ng \u1edf m\u1ed9t s\u1ed1 v\u00f9ng c\u00f3 kh\u00ed h\u1eadu kh\u1eafc nghi\u1ec7t nh\u1ea5t tr\u00ean th\u1ebf gi\u1edbi, con ng\u01b0\u1eddi v\u1eabn c\u1ea7n ph\u1ea3i ti\u1ebfp t\u1ee5c t\u0103ng s\u1ea3n l\u01b0\u1ee3ng l\u00faa mi\u1ebfn v\u00e0 kh\u1ea3 n\u0103ng ph\u1ee5c h\u1ed3i c\u1ee7a c\u00e2y trong m\u00f4i tr\u01b0\u1eddng kh\u1eafc nghi\u1ec7t v\u00ec g\u1ea7n n\u1eeda t\u1ef7 ng\u01b0\u1eddi ph\u1ee5 thu\u1ed9c v\u00e0o c\u00e2y l\u00faa mi\u1ebfn nh\u01b0 m\u1ed9t ngu\u1ed3n l\u01b0\u01a1ng th\u1ef1c ch\u1ee7 y\u1ebfu. Ch\u00fang t\u00f4i mu\u1ed1n c\u00e2y tr\u1ed3ng quan tr\u1ecdng n\u00e0y \u0111\u1ea1t m\u1ee9c s\u1ea3n l\u01b0\u1ee3ng cao h\u01a1n\u201d.<\/div>\n<div><\/div>\n<div>L\u1ea5y m\u1eabu t\u1eeb c\u00e1c ng\u00e2n h\u00e0ng gien c\u00e2y tr\u1ed3ng, Morris v\u00e0 c\u00e1c \u0111\u1ed3ng nghi\u1ec7p t\u1ea1i \u0110\u1ea1i h\u1ecdc Cornell v\u00e0 Vi\u1ec7n Nghi\u00ean c\u1ee9u c\u00e2y tr\u1ed3ng qu\u1ed1c t\u1ebf v\u00f9ng nhi\u1ec7t \u0111\u1edbi b\u00e1n kh\u00f4 c\u1eb1n ICRISAT \u0111\u00e3 thu th\u1eadp c\u00e1c th\u00f4ng tin di truy\u1ec1n trong h\u1ec7 gien c\u1ee7a kho\u1ea3ng 2.000 gi\u1ed1ng l\u00faa mi\u1ebfn. M\u1ed7i gi\u1ed1ng l\u00faa mi\u1ebfn \u0111\u01b0\u1ee3c tr\u1ed3ng \u1edf c\u00e1c khu v\u1ef1c kh\u00e1c nhau \u1edf ch\u00e2u Phi hay \u1ea4n \u0110\u1ed9. C\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u hi\u1ec7n \u0111\u00e3 c\u00f3 th\u1ec3 g\u1eafn k\u1ebft c\u00e1c kh\u00e1c bi\u1ec7t v\u1ec1 gien c\u1ee7a m\u1ed7i lo\u1ea1i x\u00e9t tr\u00ean kh\u1ea3 n\u0103ng sinh t\u1ed3n trong m\u1ed9t m\u00f4i tr\u01b0\u1eddng c\u1ee5 th\u1ec3.<\/div>\n<div><\/div>\n<div>V\u1edbi d\u1eef li\u1ec7u n\u00e0y, Morris v\u00e0 \u0111\u1ed3ng nghi\u1ec7p Jesse Lasky t\u1eeb Vi\u1ec7n Tr\u00e1i \u0111\u1ea5t c\u1ee7a \u0110\u1ea1i h\u1ecdc Columbia \u0111\u00e3 c\u00f3 th\u1ec3 v\u1ea1ch ra d\u1ea5u hi\u1ec7u th\u00edch \u1ee9ng v\u1edbi m\u00f4i tr\u01b0\u1eddng c\u1ee7a t\u1eebng lo\u1ea1i gi\u1ed1ng. D\u1ea5u hi\u1ec7u n\u00e0y ph\u1ea3n \u00e1nh c\u00e1c gi\u1ed1ng kh\u00e1c nhau t\u1eeb kh\u1eafp n\u01a1i tr\u00ean th\u1ebf gi\u1edbi \u0111\u00e3 th\u00edch nghi v\u1edbi nh\u1eefng c\u0103ng th\u1eb3ng trong m\u00f4i tr\u01b0\u1eddng nh\u01b0 th\u1ebf n\u00e0o, ch\u1eb3ng h\u1ea1n nh\u01b0 h\u1ea1n h\u00e1n v\u00e0 t\u00ecnh tr\u1ea1ng c\u00e1c kim lo\u1ea1i \u0111\u1ed9c h\u1ea1i trong \u0111\u1ea5t.<\/div>\n<div><\/div>\n<div>Nh\u00f3m nghi\u00ean c\u1ee9u sau \u0111\u00f3 t\u1ea1o ra t\u00ecnh tr\u1ea1ng kh\u00f4 h\u1ea1n cho gi\u1ed1ng l\u00faa mi\u1ebfn tr\u00ean c\u00e1nh \u0111\u1ed3ng \u0111\u1ec3 ki\u1ec3m tra xem vi\u1ec7c ph\u00e2n t\u00edch b\u1ed9 gien c\u00f3 th\u1ec3 gi\u00fap d\u1ef1 \u0111o\u00e1n xem c\u00e1c gi\u1ed1ng c\u00e2y c\u00f3 th\u1ec3 ti\u1ebfp t\u1ee5c ph\u00e1t tri\u1ec3n m\u1ea1nh trong \u0111i\u1ec1u ki\u1ec7n h\u1ea1n h\u00e1n hay kh\u00f4ng. Nh\u00f3m nghi\u00ean c\u1ee9u \u0111\u00e3 th\u1eed ph\u1ea3n \u1ee9ng h\u1ea1n h\u00e1n \u1edf h\u00e0ng tr\u0103m gi\u1ed1ng l\u00faa mi\u1ebfn kh\u00e1c nhau t\u1ea1i ICRISAT \u1edf \u1ea4n \u0110\u1ed9 v\u00e0 t\u1ea1i \u0110\u1ea1i h\u1ecdc Texas \u1edf Austin. D\u1eef li\u1ec7u cho th\u1ea5y c\u00e1c d\u1ea5u hi\u1ec7u di truy\u1ec1n \u0111\u1eb7c tr\u01b0ng gi\u00fap x\u00e1c \u0111\u1ecbnh gi\u1ed1ng c\u00e2y \u0111\u00f3 c\u00f3 kh\u1ea3 n\u0103ng l\u00e0m nh\u1eefng g\u00ec trong t\u00ecnh tr\u1ea1ng c\u0103ng th\u1eb3ng v\u1ec1 m\u00f4i tr\u01b0\u1eddng.<\/div>\n<div><\/div>\n<div>C\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u \u0111\u01b0a nh\u1eefng k\u1ebft qu\u1ea3 n\u00e0y v\u00e0o m\u1ed9t c\u01a1 s\u1edf d\u1eef li\u1ec7u nh\u1eb1m m\u1ee5c \u0111\u00edch gi\u00fap c\u00e1c nh\u00e0 nh\u00e2n gi\u1ed1ng l\u00faa mi\u1ebfn v\u1edbi ngu\u1ed3n l\u1ef1c h\u1ea1n ch\u1ebf \u1edf c\u00e1c n\u01b0\u1edbc \u0111ang ph\u00e1t tri\u1ec3n c\u00f3 th\u1ec3 d\u1ef1 \u0111o\u00e1n t\u1ed1t h\u01a1n v\u1ec1 c\u00e1c gi\u1ed1ng l\u00faa mi\u1ebfn c\u00f3 th\u1ec3 ph\u00e1t tri\u1ec3n m\u1ea1nh trong m\u00f4i tr\u01b0\u1eddng kh\u1eafc nghi\u1ec7t.<\/div>\n<div><\/div>\n<div>Morris n\u00f3i: \u201cVi\u1ec7c ph\u00e2n t\u00edch b\u1ed9 gien s\u1ebd kh\u00f4ng bao gi\u1edd thay th\u1ebf \u0111\u01b0\u1ee3c th\u1eed nghi\u1ec7m tr\u00ean c\u00e1nh \u0111\u1ed3ng, nh\u01b0ng n\u00f3 c\u00f3 th\u1ec3 gi\u00fap ch\u00fang t\u00f4i x\u00e1c \u0111\u1ecbnh c\u00e1c gi\u1ed1ng v\u00e0 c\u00e1c gien h\u1eefu \u00edch \u0111\u1ec3 t\u0103ng kh\u1ea3 n\u0103ng ch\u1ecbu \u0111\u1ef1ng c\u00e1c y\u1ebfu t\u1ed1 c\u0103ng th\u1eb3ng v\u1ec1 m\u00f4i tr\u01b0\u1eddng. Ch\u00fang t\u00f4i hy v\u1ecdng r\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p n\u00e0y s\u1ebd gi\u00fap ch\u00fang t\u00f4i ph\u00e1t tri\u1ec3n c\u00e1c gi\u1ed1ng c\u00e2y m\u1edbi cho n\u00f4ng d\u00e2n \u1edf c\u00e1c v\u00f9ng \u0111\u1ea5t tr\u1ed3ng tr\u1ecdt c\u00f3 \u0111i\u1ec1u ki\u1ec7n kh\u1eafc nghi\u1ec7t nh\u1ea5t tr\u00ean th\u1ebf gi\u1edbi\u201d.<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>M\u1ed9t nghi\u00ean c\u1ee9u m\u1edbi do m\u1ed9t nh\u00e0 di truy\u1ec1n h\u1ecdc t\u1ea1i \u0110\u1ea1i h\u1ecdc bang Kansas \u0111\u00e3 ch\u1ec9 ra r\u1eb1ng d\u1ea5u hi\u1ec7u \u0111\u1eb7c tr\u01b0ng c\u1ee7a b\u1ed9 gien quy \u0111\u1ecbnh s\u1ef1 th\u00edch nghi \u1edf c\u00e2y tr\u1ed3ng c\u00f3 th\u1ec3 gi\u00fap d\u1ef1 \u0111o\u00e1n c\u00e1c gi\u1ed1ng c\u00e2y tr\u1ed3ng \u0111\u00e1p \u1ee9ng v\u1edbi c\u00e1c c\u0103ng th\u1eb3ng t\u1eeb m\u00f4i tr\u01b0\u1eddng nh\u01b0 th\u1ebf n\u00e0o. [&#8230;]\n","protected":false},"author":1,"featured_media":6894,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[87],"tags":[],"acf":[],"_links":{"self":[{"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/posts\/6742"}],"collection":[{"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/comments?post=6742"}],"version-history":[{"count":0,"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/posts\/6742\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/media\/6894"}],"wp:attachment":[{"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/media?parent=6742"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/categories?post=6742"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/tags?post=6742"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}