{"id":862,"date":"2016-08-01T06:52:55","date_gmt":"2016-07-31T23:52:55","guid":{"rendered":"http:\/\/antoansinhhoc.vn\/?p=862"},"modified":"2016-08-01T06:52:55","modified_gmt":"2016-07-31T23:52:55","slug":"cai-thien-hieu-suat-cay-trong-bang-cong-nghe-sinh-hoc-moi","status":"publish","type":"post","link":"https:\/\/nbca.gov.vn\/cai-thien-hieu-suat-cay-trong-bang-cong-nghe-sinh-hoc-moi\/","title":{"rendered":"C\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t c\u00e2y tr\u1ed3ng b\u1eb1ng c\u00f4ng ngh\u1ec7 sinh h\u1ecdc m\u1edbi"},"content":{"rendered":"<div class=\"TomTat clearfix\">\n<p>V\u1edbi s\u1ef1 b\u00f9ng n\u1ed5 d\u00e2n s\u1ed1 th\u1ebf gi\u1edbi l\u00ean h\u01a1n 7 t\u1ef7 ng\u01b0\u1eddi, vi\u1ec7c cung c\u1ea5p \u0111\u1ee7 th\u1ef1c ph\u1ea9m cho con ng\u01b0\u1eddi ng\u00e0y c\u00e0ng l\u00e0 m\u1ed9t th\u00e1ch th\u1ee9c, do \u0111\u00f3 vi\u1ec7c t\u0103ng n\u0103ng su\u1ea5t c\u00e1c c\u00e2y tr\u1ed3ng nh\u01b0 l\u00faa m\u00ec, ng\u00f4, g\u1ea1o v\u00e0 l\u00faa m\u1ea1ch l\u00e0 t\u1ed1i quan tr\u1ecdng.<\/p>\n<\/div>\n<div class=\"NoiDungBai\">\n<div>Ngo\u00e0i ra, s\u1ea3n xu\u1ea5t n\u00f4ng nghi\u1ec7p hi\u1ec7n nay b\u1ecb \u1ea3nh h\u01b0\u1edfng b\u1edfi c\u00e1c y\u1ebfu t\u1ed1 b\u1ea5t l\u1ee3i nh\u01b0 h\u1ea1n h\u00e1n, bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu, c\u00e1c c\u00e1nh \u0111\u1ed3ng b\u1ecb x\u00e2m nh\u1eadp m\u1eb7n &#8211; l\u00e0 nh\u1eefng tr\u1edf ng\u1ea1i \u0111\u1ed1i v\u1edbi vi\u1ec7c cung c\u1ea5p th\u1ef1c ph\u1ea9m trong t\u01b0\u01a1ng lai c\u1ee7a ch\u00fang ta.<\/div>\n<div><a href=\"https:\/\/nbca.gov.vn\/wp-content\/uploads\/2016\/07\/9-ty-ng1.jpg\"><img decoding=\"async\" loading=\"lazy\" class=\"size-full wp-image-911 aligncenter\" src=\"https:\/\/nbca.gov.vn\/wp-content\/uploads\/2016\/07\/9-ty-ng1.jpg\" alt=\"9 ty ng\" width=\"450\" height=\"304\" \/><\/a><\/div>\n<div>C\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u \u0111\u1ebfn t\u1eeb Tr\u01b0\u1eddng Khoa h\u1ecdc s\u1ef1 s\u1ed1ng, \u0110\u1ea1i h\u1ecdc Bang Arizona (ASU), \u0110\u1ea1i h\u1ecdc Arizona, \u0110\u1ea1i h\u1ecdc B\u1eafc Texas v\u00e0 Trung t\u00e2m dinh d\u01b0\u1ee1ng tr\u1ebb em USDA\/ARS, Tr\u01b0\u1eddng Cao \u0111\u1eb3ng Y Baylor, \u0111\u00e3 t\u00ecm ra ph\u01b0\u01a1ng ph\u00e1p l\u00e0m t\u0103ng kh\u1ea3 n\u0103ng ch\u1ed1ng ch\u1ecbu c\u1ee7a c\u00e2y tr\u1ed3ng tr\u01b0\u1edbc c\u00e1c \u0111i\u1ec1u ki\u1ec7n kh\u1eafc nghi\u1ec7t c\u1ee7a thi\u00ean tai, do \u0111\u00f3 c\u1ea3i thi\u1ec7n c\u00e1ch c\u00e2y tr\u1ed3ng s\u1eed d\u1ee5ng n\u01b0\u1edbc v\u00e0 ch\u1ea5t dinh d\u01b0\u1ee1ng t\u1eeb \u0111\u1ea5t. Nh\u1eefng c\u1ea3i ti\u1ebfn n\u00e0y l\u00e0m t\u0103ng s\u1ea3n l\u01b0\u1ee3ng v\u00e0 sinh kh\u1ed1i th\u1ef1c v\u1eadt.<\/div>\n<div><\/div>\n<div>Ph\u00f3 Gi\u00e1o s\u01b0 Roberto Gaxiola \u0111\u1ebfn t\u1eeb Tr\u01b0\u1eddng Khoa h\u1ecdc s\u1ef1 s\u1ed1ng, \u0110\u1ea1i h\u1ecdc Bang Arizona, cho bi\u1ebft: Ph\u00e1t hi\u1ec7n n\u00e0y c\u00f3 th\u1ec3 l\u00e0 ph\u01b0\u01a1ng ti\u1ec7n \u0111\u1ec3 \u0111em l\u1ea1i an ninh l\u01b0\u01a1ng th\u1ef1c v\u00e0 n\u00f4ng nghi\u1ec7p b\u1eb1ng c\u00e1ch c\u1ea3i thi\u1ec7n t\u00ednh b\u1ec1n v\u1eefng v\u00e0 n\u0103ng su\u1ea5t c\u00e2y tr\u1ed3ng.<\/div>\n<div><\/div>\n<div>\u201cCh\u00fang t\u00f4i \u0111\u00e3 bi\u1ebft c\u00e1ch s\u1eeda \u0111\u1ed5i bi\u1ec3u hi\u1ec7n c\u1ee7a m\u1ed9t gen m\u00e3 h\u00f3a cho m\u1ed9t m\u00e1y b\u01a1m proton c\u1ee7a th\u1ef1c v\u1eadt\u201d, Gaxiola, t\u00e1c gi\u1ea3 ch\u00ednh c\u1ee7a nghi\u00ean c\u1ee9u cho bi\u1ebft. \u201cGen n\u00e0y gi\u00fap di chuy\u1ec3n photosynthates (c\u00e1c ph\u00e2n t\u1eed do quang h\u1ee3p t\u1ea1o ra trong l\u00e1) \u0111\u1ebfn nh\u1eefng n\u01a1i th\u1ef1c v\u1eadt c\u1ea7n ch\u00fang \u0111\u1ec3 ph\u00e1t tri\u1ec3n r\u1ec5, tr\u00e1i c\u00e2y, l\u00e1 non v\u00e0 h\u1ea1t t\u1ed1t h\u01a1n. Gen n\u00e0y \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 H+-PPase tuyp 1 v\u00e0 c\u00f3 t\u1ef1 nhi\u00ean trong t\u1ea5t c\u1ea3 c\u00e1c lo\u00e0i th\u1ef1c v\u1eadt\u201d.<\/div>\n<div><\/div>\n<div>C\u00e1c ph\u01b0\u01a1ng ph\u00e1p s\u1eed d\u1ee5ng trong n\u00f4ng nghi\u1ec7p hi\u1ec7n nay th\u01b0\u1eddng d\u00f9ng qu\u00e1 nhi\u1ec1u ph\u00e2n b\u00f3n, g\u00e2y ra c\u00e1c v\u1ea5n \u0111\u1ec1 m\u00f4i tr\u01b0\u1eddng do n\u01b0\u1edbc b\u1ecb \u00f4 nhi\u1ec5m ph\u1ed1t ph\u00e1t v\u00e0 t\u1ea1o ra c\u00e1c v\u00f9ng ch\u1ebft \u1edf v\u00f9ng h\u1ea1 l\u01b0u ti\u1ebfp gi\u00e1p v\u1edbi bi\u1ec3n. Vi\u1ec7c b\u00f3n ph\u00e2n qu\u00e1 m\u1ee9c c\u0169ng c\u00f3 th\u1ec3 l\u00e0m cho r\u1ec5 c\u00e2y nh\u1ecf l\u1ea1i, m\u1ed9t v\u1ea5n \u0111\u1ec1 kh\u00f4ng \u0111\u01b0\u1ee3c l\u01b0\u1eddng tr\u01b0\u1edbc khi ph\u00e2n b\u00f3n \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n v\u00e0o \u0111\u1ea7u nh\u1eefng n\u0103m 1900.<\/div>\n<div><\/div>\n<div>B\u1eb1ng c\u00e1ch \u0111i\u1ec1u ch\u1ec9nh hi\u1ec7u qu\u1ea3 s\u1eed d\u1ee5ng n\u01b0\u1edbc v\u00e0 ch\u1ea5t dinh d\u01b0\u1ee1ng c\u1ee7a th\u1ef1c v\u1eadt, n\u00f4ng d\u00e2n s\u1ebd c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng \u00edt t\u00e0i nguy\u00ean h\u01a1n \u0111\u1ec3 tr\u1ed3ng c\u00e1c v\u1ee5 m\u00f9a c\u1ee7a h\u1ecd.<\/div>\n<div><\/div>\n<div>\u201cR\u1ec5 l\u1edbn h\u01a1n cho ph\u00e9p th\u1ef1c v\u1eadt thu \u0111\u01b0\u1ee3c c\u00e1c ch\u1ea5t dinh d\u01b0\u1ee1ng v\u00e0 n\u01b0\u1edbc hi\u1ec7u qu\u1ea3 h\u01a1n. Ch\u00fang t\u00f4i c\u00f3 th\u1ec3 t\u1ed1i \u01b0u h\u00f3a \u0111\u1ea7u v\u00e0o trong khi gi\u1ea3m thi\u1ec3u c\u00e1c t\u00e1c \u0111\u1ed9ng m\u00f4i tr\u01b0\u1eddng. \u0110i\u1ec1u n\u00e0y c\u00f3 l\u1ee3i cho m\u00f4i tr\u01b0\u1eddng c\u1ee7a ch\u00fang ta v\u00e0 cho t\u1ea5t c\u1ea3 ng\u01b0\u1eddi ti\u00eau d\u00f9ng\u201d, Gaxiola n\u00f3i.<\/div>\n<div><\/div>\n<div>Vi\u1ec7c thay \u0111\u1ed5i bi\u1ec3u hi\u1ec7n c\u1ee7a gen n\u00e0y \u1edf l\u00faa, ng\u00f4, l\u00faa m\u1ea1ch, l\u00faa m\u00ec, c\u00e0 chua, rau di\u1ebfp, b\u00f4ng v\u00e0 c\u00e2y k\u00ea \u0111u\u00f4i ch\u1ed3n t\u1ea1o ra s\u1ef1 t\u0103ng tr\u01b0\u1edfng t\u1ed1t h\u01a1n \u1edf r\u1ec5 v\u00e0 ch\u1ed3i v\u00e0 c\u0169ng c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng th\u1ef1c v\u1eadt h\u1ea5p th\u1ee5 c\u00e1c ch\u1ea5t dinh d\u01b0\u1ee1ng. Nh\u1eefng c\u00e2y tr\u1ed3ng n\u00e0y c\u0169ng cho th\u1ea5y s\u1ef1 c\u1ea3i thi\u1ec7n trong s\u1eed d\u1ee5ng n\u01b0\u1edbc v\u00e0 kh\u1ea3 n\u0103ng ch\u1ecbu m\u1eb7n. \u1ede c\u00e2y k\u00ea \u0111u\u00f4i ch\u1ed3n, c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u c\u0169ng ph\u00e1t hi\u1ec7n s\u1ef1 gia t\u0103ng ch\u1ea5t ch\u1ed1ng oxy h\u00f3a, nh\u01b0ng c\u1ea7n c\u00f3 th\u00eam c\u00e1c nghi\u00ean c\u1ee9u \u0111\u1ec3 bi\u1ebft li\u1ec7u \u0111i\u1ec1u n\u00e0y c\u00f3 x\u1ea3y ra t\u01b0\u01a1ng t\u1ef1 \u1edf nh\u1eefng c\u00e2y tr\u1ed3ng kh\u00e1c hay kh\u00f4ng.<\/div>\n<div><\/div>\n<div>Gaxiola cho bi\u1ebft b\u01b0\u1edbc ti\u1ebfp theo l\u00e0 ti\u1ebfp t\u1ee5c nghi\u00ean c\u1ee9u c\u00f4ng ngh\u1ec7 sinh h\u1ecdc \u0111\u01a1n gi\u1ea3n n\u00e0y \u0111\u1ec3 t\u1ed1i \u0111a h\u00f3a ti\u1ec1m n\u0103ng n\u00f4ng nghi\u1ec7p c\u1ee7a n\u00f3.<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>V\u1edbi s\u1ef1 b\u00f9ng n\u1ed5 d\u00e2n s\u1ed1 th\u1ebf gi\u1edbi l\u00ean h\u01a1n 7 t\u1ef7 ng\u01b0\u1eddi, vi\u1ec7c cung c\u1ea5p \u0111\u1ee7 th\u1ef1c ph\u1ea9m cho con ng\u01b0\u1eddi ng\u00e0y c\u00e0ng l\u00e0 m\u1ed9t th\u00e1ch th\u1ee9c, do \u0111\u00f3 vi\u1ec7c t\u0103ng n\u0103ng su\u1ea5t c\u00e1c c\u00e2y tr\u1ed3ng nh\u01b0 l\u00faa m\u00ec, ng\u00f4, g\u1ea1o v\u00e0 l\u00faa m\u1ea1ch l\u00e0 t\u1ed1i quan tr\u1ecdng. Ngo\u00e0i ra, s\u1ea3n xu\u1ea5t n\u00f4ng nghi\u1ec7p [&#8230;]\n","protected":false},"author":1,"featured_media":6276,"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\/862"}],"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=862"}],"version-history":[{"count":0,"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/posts\/862\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/media\/6276"}],"wp:attachment":[{"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/media?parent=862"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/categories?post=862"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/tags?post=862"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}