{"id":1596,"date":"2017-09-20T16:17:45","date_gmt":"2017-09-20T09:17:45","guid":{"rendered":"http:\/\/prc.maiatech.com.vn\/?p=1596"},"modified":"2017-10-04T19:35:34","modified_gmt":"2017-10-04T12:35:34","slug":"danh-gia-tinh-on-dinh-va-kha-nang-thich-nghi-cua-mot-so-giong-dau-xanh-tai-vung-bac-trung-bo","status":"publish","type":"post","link":"https:\/\/prc.org.vn\/?p=1596","title":{"rendered":"\u0110\u00e1nh gi\u00e1 t\u00ednh \u1ed5n \u0111\u1ecbnh v\u00e0 kh\u1ea3 n\u0103ng th\u00edch nghi  c\u1ee7a m\u1ed9t s\u1ed1 gi\u1ed1ng \u0111\u1eadu xanh t\u1ea1i v\u00f9ng b\u1eafc trung b\u1ed9"},"content":{"rendered":"<p style=\"text-align: justify;\">\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 \u0110\u1eadu xanh (<em>Vigna radiata<\/em> (L) wilczek) l\u00e0 c\u00e2y \u0111\u1eadu \u0111\u1ed7 \u0111\u1ee9ng th\u1ee9 3 \u1edf Vi\u1ec7t Nam sau l\u1ea1c v\u00e0 \u0111\u1eadu t\u01b0\u01a1ng. \u0110\u1eadu xanh r\u1ea5t gi\u00e0u dinh d\u01b0\u1ee1ng v\u1edbi h\u00e0m l\u01b0\u1ee3ng protein trong h\u1ea1t ch\u1ee9a 24 &#8211; 25%. Protein \u0111\u1eadu xanh ch\u1ee9a \u0111\u1ea7y \u0111\u1ee7 c\u00e1c axit amin kh\u00f4ng thay th\u1ebf, \u0111\u1eb7c bi\u1ec7t l\u00e0 2 lo\u1ea1i axit amin h\u1ea1n ch\u1ebf trong ng\u0169 c\u1ed1c l\u00e0 Lysin v\u00e0 Triptophan (Poehlman. 1991) tuy nhi\u00ean n\u1ec1n di truy\u1ec1n c\u1ee7a c\u00e1c gi\u1ed1ng \u0111\u1eadu xanh \u0111ang \u0111\u01b0\u1ee3c canh t\u00e1c trong s\u1ea3n xu\u1ea5t r\u1ea5t h\u1eb9p (Nair <em>et al<\/em>., 2012).<\/p>\n<p style=\"text-align: justify;\">Di\u1ec7n t\u00edch tr\u1ed3ng \u0111\u1eadu xanh c\u1ee7a Vi\u1ec7t Nam n\u0103m 2015 l\u00e0 90.950 ha, \u0111\u1ea1t n\u0103ng su\u1ea5t b\u00ecnh qu\u00e2n 1.089 kg\/ha. V\u00f9ng sinh th\u00e1i B\u1eafc Trung b\u1ed9 c\u00f3 di\u1ec7n t\u00edch s\u1ea3n xu\u1ea5t \u0111\u1eadu xanh l\u00e0 18.470 ha (n\u0103m 2015) v\u00e0 \u0111\u1ea1t n\u0103ng su\u1ea5t b\u00ecnh qu\u00e2n l\u00e0 938 kg\/ha, th\u1ea5p h\u01a1n n\u0103ng su\u1ea5t b\u00ecnh qu\u00e2n c\u1ee7a c\u1ea3 n\u01b0\u1edbc l\u00e0 160 &#8211; 236 kg\/ha (B\u00e1o c\u00e1o Vi\u1ec7n Quy ho\u1ea1ch N\u00f4ng nghi\u1ec7p, 2016).<\/p>\n<p style=\"text-align: justify;\">\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 C\u00e1c nh\u00e0 khoa h\u1ecdc cho r\u1eb1ng vi\u1ec7c t\u0103ng n\u0103ng su\u1ea5t c\u00e2y tr\u1ed3ng ch\u1ee7 y\u1ebfu d\u1ef1a v\u00e0o gi\u1ed1ng, ph\u00e2n b\u00f3n v\u00e0 k\u1ef9 thu\u1eadt canh t\u00e1c. Gi\u1ed1ng \u0111\u01b0\u1ee3c coi l\u00e0 \u0111\u1ed9ng l\u1ef1c h\u00e0ng \u0111\u1ea7u \u0111\u1ec3 t\u0103ng n\u0103ng su\u1ea5t v\u00e0 s\u1ea3n l\u01b0\u1ee3ng. Ph\u00e2n t\u00edch t\u01b0\u01a1ng t\u00e1c gi\u1eefa ki\u1ec3u gen v\u00e0 m\u00f4i tr\u01b0\u1eddng l\u00e0 m\u1ed9t ph\u1ea7n \u0111\u1eb7c bi\u1ec7t quan tr\u1ecdng trong c\u00f4ng t\u00e1c ch\u1ecdn gi\u1ed1ng cho nhi\u1ec1u v\u00f9ng sinh th\u00e1i kh\u00e1c nhau. Vi\u1ec7c ph\u00e2n t\u00edch n\u00e0y t\u1eadp trung ch\u1ee7 y\u1ebfu c\u00e0 t\u00ednh \u1ed5n \u0111\u1ecbnh v\u00e0 th\u00edch nghi c\u1ee7a gi\u1ed1ng.<\/p>\n<p style=\"text-align: justify;\">\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Trong th\u1ef1c t\u1ebf vi\u1ec7c \u1ee9ng d\u1ee5ng gi\u1ed1ng m\u1edbi v\u00e0o s\u1ea3n xu\u1ea5t th\u00ec n\u0103ng su\u1ea5t v\u00e0 ph\u1ea9m ch\u1ea5t c\u1ee7a gi\u1ed1ng th\u01b0\u1eddng b\u1ecb thay \u0111\u1ed5i theo c\u00e1c v\u00f9ng sinh th\u00e1i kh\u00e1c nhau v\u00e0 m\u00f9a v\u1ee5 kh\u00e1c nhau. Nh\u1eb1m ch\u1ecdn ra \u0111\u01b0\u1ee3c nh\u1eefng gi\u1ed1ng \u0111\u1eadu xanh c\u00f3 t\u00ednh \u1ed5n \u0111\u1ecbnh v\u00e0 th\u00edch nghi cao nh\u1ea5t v\u1edbi v\u00f9ng s\u1ea3n su\u1ea5t \u0111\u1eadu xanh t\u1ea1i B\u1eafc Trung b\u1ed9, ch\u00fang t\u00f4i ti\u1ebfn h\u00e0nh nghi\u00ean c\u1ee9u \u0111\u00e1nh gi\u00e1 t\u00ednh \u1ed5n \u0111\u1ecbnh v\u00e0 th\u00edch nghi c\u1ee7a gi\u1ed1ng \u0111\u1eadu xanh \u1edf v\u00f9ng sinh th\u00e1i B\u1eafc Trung b\u1ed9.<\/p>\n<p style=\"text-align: justify;\">Kh\u1ea3o nghi\u1ec7m n\u0103ng su\u1ea5t m\u1ed9t s\u1ed1 gi\u1ed1ng \u0111\u1eadu xanh t\u1ea1i B\u1eafc Trung b\u1ed9 \u0111\u00e3 x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c m\u1ed9t s\u1ed1 gi\u1ed1ng \u0111\u1eadu xanh cho n\u0103ng su\u1ea5t cao l\u00e0 \u0110XVN5, \u0110X208, NTB02 trong v\u1ee5 H\u00e8 Thu 3 n\u0103m 2013 &#8211; 2015.<\/p>\n<p style=\"text-align: justify;\">Tr\u00ean 9 m\u00f4i tr\u01b0\u1eddng nghi\u00ean c\u1ee9u, r\u1ea5t nhi\u1ec1u gi\u1ed1ng cho n\u0103ng su\u1ea5t kh\u00f4ng \u1ed5n \u0111\u1ecbnh, ch\u1ec9 c\u00f3 gi\u1ed1ng \u0110XVN6 cho n\u0103ng su\u1ea5t kh\u00e1 (15,4 t\u1ea1\/ha) v\u00e0 \u1ed5n \u0111\u1ecbnh, th\u00edch \u1ee9ng r\u1ed9ng v\u1edbi \u0111i\u1ec1u ki\u1ec7n m\u00f4i tr\u01b0\u1eddng kh\u00e1c nhau. C\u00e1c gi\u1ed1ng \u0110X12, \u0110X208, \u0110XVN4, \u0110XVN99-3, \u0110\u1eadu nh\u1ecf c\u00f3 n\u0103ng su\u1ea5t \u1ed5n \u0111\u1ecbnh v\u00e0 th\u00edch \u1ee9ng v\u1edbi \u0111i\u1ec1u ki\u1ec7n m\u00f4i tr\u01b0\u1eddng b\u1ea5t thu\u1eadn.<\/p>\n<p><strong>T\u1eeb kh\u00f3a: <\/strong>\u0110\u1eadu xanh, n\u0103ng su\u1ea5t, t\u00ednh \u1ed5n \u0111\u1ecbnh, th\u00edch nghi, B\u1eafc Trung B\u1ed9.<\/p>\n<p>Xem chi ti\u1ebft: <a href=\"https:\/\/prc.maiatech.com.vn\/wp-content\/uploads\/2017\/10\/tuongtackieugen.pdf\">t\u1ea1i \u0111\u00e2y<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 \u0110\u1eadu xanh (Vigna radiata (L) wilczek) l\u00e0 c\u00e2y \u0111\u1eadu \u0111\u1ed7 \u0111\u1ee9ng th\u1ee9 3 \u1edf Vi\u1ec7t Nam sau l\u1ea1c v\u00e0<\/p>\n","protected":false},"author":4,"featured_media":1599,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[47,22],"tags":[],"_links":{"self":[{"href":"https:\/\/prc.org.vn\/index.php?rest_route=\/wp\/v2\/posts\/1596"}],"collection":[{"href":"https:\/\/prc.org.vn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/prc.org.vn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/prc.org.vn\/index.php?rest_route=\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/prc.org.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1596"}],"version-history":[{"count":2,"href":"https:\/\/prc.org.vn\/index.php?rest_route=\/wp\/v2\/posts\/1596\/revisions"}],"predecessor-version":[{"id":1867,"href":"https:\/\/prc.org.vn\/index.php?rest_route=\/wp\/v2\/posts\/1596\/revisions\/1867"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/prc.org.vn\/index.php?rest_route=\/wp\/v2\/media\/1599"}],"wp:attachment":[{"href":"https:\/\/prc.org.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1596"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/prc.org.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1596"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/prc.org.vn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1596"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}