{"id":6771,"date":"2016-08-13T06:32:00","date_gmt":"2016-08-12T23:32:00","guid":{"rendered":"http:\/\/antoansinhhoc.vn\/?p=815"},"modified":"2016-08-13T06:32:00","modified_gmt":"2016-08-12T23:32:00","slug":"cong-nghe-moi-co-the-cai-thien-kiem-soat-con-trung-o-cay-bong-vai","status":"publish","type":"post","link":"https:\/\/nbca.gov.vn\/cong-nghe-moi-co-the-cai-thien-kiem-soat-con-trung-o-cay-bong-vai\/","title":{"rendered":"C\u00f4ng ngh\u1ec7 m\u1edbi c\u00f3 th\u1ec3 c\u1ea3i thi\u1ec7n ki\u1ec3m so\u00e1t c\u00f4n tr\u00f9ng \u1edf c\u00e2y b\u00f4ng v\u1ea3i"},"content":{"rendered":"

M\u1ed9t t\u00ednh tr\u1ea1ng c\u00f4ng ngh\u1ec7 sinh h\u1ecdc m\u1edbi \u0111ang trong giai \u0111o\u1ea1n ph\u00e1t tri\u1ec3n c\u00f3 th\u1ec3 gi\u00fap c\u1ea3i thi\u1ec7n vi\u1ec7c ki\u1ec3m so\u00e1t b\u1ecd tr\u0129 v\u00e0 s\u00e2u \u1edf c\u00e2y b\u00f4ng v\u1ea3i, theo c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u t\u1eeb Vi\u1ec7n N\u00f4ng nghi\u1ec7p \u0110\u1ea1i h\u1ecdc Tennessee cho th\u1ea5y.<\/p>\n

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C\u00f4ng ngh\u1ec7 Bt (Bacillus thuringiensis) m\u1edbi, \u0111ang \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n b\u1edfi c\u00f4ng ty Monsanto, th\u01b0\u1eddng \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 “t\u00ednh tr\u1ea1ng Lygus” b\u1edfi v\u00ec n\u00f3 \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n \u0111\u1ec3 b\u1ea3o v\u1ec7 b\u00f4ng v\u1ea3i kh\u1ecfi s\u00e2u h\u1ea1i c\u00e2y, lo\u00e0i Lygus. Tuy nhi\u00ean, trong ki\u1ec3m tra th\u1ef1c \u0111\u1ecba, c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u c\u0169ng nh\u1eadn th\u1ea5y b\u1ecd tr\u0129 b\u1ecb ch\u1ea5n th\u01b0\u01a1ng. S\u00e2u h\u1ea1i c\u00e2y b\u00f4ng v\u1ea3i v\u00e0 b\u1ecd tr\u0129 l\u00e0 hai lo\u00e0i c\u00f4n tr\u00f9ng g\u00e2y h\u1ea1i nh\u1ea5t trong s\u1ea3n xu\u1ea5t b\u00f4ng v\u1ea3i \u1edf mi\u1ec1n Trung Nam n\u01b0\u1edbc M\u1ef9.<\/p>\n<\/div>\n

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“\u0110\u00e1nh gi\u00e1 c\u1ee7a ch\u00fang t\u00f4i cho th\u1ea5y, t\u00ednh tr\u1ea1ng Bt gi\u00fap b\u1ea3o v\u1ec7 th\u1ef1c v\u1eadt t\u1ed1t h\u01a1n so v\u1edbi ph\u01b0\u01a1ng th\u1ee9c ki\u1ec3m so\u00e1t thay th\u1ebf t\u1ed1t nh\u1ea5t,” Scott Stewart, \u0110i\u1ec1u ph\u1ed1i vi\u00ean qu\u1ea3n l\u00fd d\u1ecbch h\u1ea1i t\u1ed5ng h\u1ee3p t\u1ea1i UTIA cho bi\u1ebft. “Nh\u1eefng ph\u00e1t hi\u1ec7n n\u00e0y khi\u1ebfn nhi\u1ec1u ng\u01b0\u1eddi ph\u1ea5n kh\u1edfi”.<\/p>\n<\/div>\n

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C\u00e2y tr\u1ed3ng c\u00f3 t\u00ednh tr\u1ea1ng Bt \u0111\u00e3 \u0111\u01b0\u1ee3c bi\u1ebfn \u0111\u1ed5i \u0111\u1ec3 s\u1ea3n xu\u1ea5t ra m\u1ed9t lo\u1ea1i protein v\u00e0 protein n\u00e0y gi\u00fap c\u00e2y gi\u1ea3m thi\u1ec3u \u1ea3nh h\u01b0\u1edfng c\u1ee7a m\u1ed9t s\u1ed1 c\u00f4n tr\u00f9ng nh\u1ea5t \u0111\u1ecbnh \u0111\u1ed3ng th\u1eddi l\u00e0m gi\u1ea3m nhu c\u1ea7u d\u00f9ng thu\u1ed1c tr\u1eeb s\u00e2u. Trong \u0111\u00e1nh gi\u00e1 g\u1ea7n \u0111\u00e2y, b\u00f4ng v\u1ea3i Bt ch\u01b0a \u0111\u01b0\u1ee3c x\u1eed l\u00fd \u0111\u00e3 b\u1ecb h\u01b0 h\u1ecfng do b\u1ecd tr\u0129 \u00edt h\u01a1n so v\u1edbi b\u00f4ng v\u1ea3i kh\u00f4ng c\u00f3 t\u00ednh tr\u1ea1ng n\u00e0y, \u0111\u01b0\u1ee3c x\u1eed l\u00fd v\u1eeba b\u1eb1ng h\u1ea1t gi\u1ed1ng tr\u1eeb s\u00e2u v\u1eeba phun thu\u1ed1c tr\u1eeb s\u00e2u tr\u00ean l\u00e1. K\u1ebft qu\u1ea3 \u0111\u1ec1u nh\u01b0 v\u1eady \u1edf c\u1ea3 ki\u1ec3m tra c\u00e2y tr\u1ed3ng \u0111\u1ea7u v\u1ee5 v\u00e0 cu\u1ed1i v\u1ee5.<\/p>\n<\/div>\n

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Tuy t\u00ednh tr\u1ea1ng m\u1edbi n\u00e0y ch\u01b0a \u0111\u01b0\u1ee3c th\u01b0\u01a1ng m\u1ea1i h\u00f3a, nh\u01b0ng theo Stewart th\u00ec vi\u1ec7c ph\u00e1t tri\u1ec3n c\u1ee7a c\u00e1c bi\u1ec7n ph\u00e1p ki\u1ec3m so\u00e1t c\u00f4n tr\u00f9ng m\u1edbi l\u1ea1i \u0111\u1eb7c bi\u1ec7t k\u1ecbp th\u1eddi. B\u1ecd tr\u0129 ng\u00e0y c\u00e0ng tr\u1edf n\u00ean kh\u00e1ng v\u1edbi c\u00e1ch x\u1eed l\u00fd b\u1eb1ng h\u1ea1t gi\u1ed1ng tr\u1eeb s\u00e2u, v\u00e0 Temik, thu\u1ed1c tr\u1eeb s\u00e2u ti\u00eau chu\u1ea9n c\u0169 \u0111\u1ec3 ki\u1ec3m so\u00e1t b\u1ecd tr\u0129 \u1edf c\u00e2y b\u00f4ng v\u1ea3i \u0111\u00e3 b\u1ecb thu h\u1ed3i kh\u1ecfi th\u1ecb tr\u01b0\u1eddng trong n\u0103m 2011.<\/p>\n<\/div>\n

“\u0110\u00e2y l\u00e0 c\u00f4ng ngh\u1ec7 \u1ea5n t\u01b0\u1ee3ng, v\u00e0 hi\u1ec7n nay n\u00f3 quan tr\u1ecdng v\u1edbi ch\u00fang t\u00f4i b\u1edfi v\u00ec ch\u00fang t\u00f4i \u0111ang c\u00f3 m\u1ed9t s\u1ed1 v\u1ea5n \u0111\u1ec1 v\u1edbi ph\u01b0\u01a1ng ph\u00e1p x\u1eed l\u00fd b\u1eb1ng h\u1ea1t gi\u1ed1ng trong ki\u1ec3m so\u00e1t b\u1ecd tr\u0129”, Stewart cho hay.<\/div>\n","protected":false},"excerpt":{"rendered":"

M\u1ed9t t\u00ednh tr\u1ea1ng c\u00f4ng ngh\u1ec7 sinh h\u1ecdc m\u1edbi \u0111ang trong giai \u0111o\u1ea1n ph\u00e1t tri\u1ec3n c\u00f3 th\u1ec3 gi\u00fap c\u1ea3i thi\u1ec7n vi\u1ec7c ki\u1ec3m so\u00e1t b\u1ecd tr\u0129 v\u00e0 s\u00e2u \u1edf c\u00e2y b\u00f4ng v\u1ea3i, theo c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u t\u1eeb Vi\u1ec7n N\u00f4ng nghi\u1ec7p \u0110\u1ea1i h\u1ecdc Tennessee cho th\u1ea5y. C\u00f4ng ngh\u1ec7 Bt (Bacillus thuringiensis) m\u1edbi, \u0111ang \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n b\u1edfi […]\n","protected":false},"author":1,"featured_media":3073,"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\/6771"}],"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=6771"}],"version-history":[{"count":0,"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/posts\/6771\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/menu-items\/3073"}],"wp:attachment":[{"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/media?parent=6771"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/categories?post=6771"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/tags?post=6771"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}