{"id":9287,"date":"2009-11-12T08:05:57","date_gmt":"2009-11-12T01:05:57","guid":{"rendered":"http:\/\/vafs.gov.vn\/vn\/2009\/11\/tang-cuong-kha-nang-khang-benh-cam-ung-cho-cay-keo-lai-bang-su-dung-vi-khuan-noi-sinh\/"},"modified":"2015-05-19T12:54:05","modified_gmt":"2015-05-19T05:54:05","slug":"tang-cuong-kha-nang-khang-benh-cam-ung-cho-cay-keo-lai-bang-su-dung-vi-khuan-noi-sinh","status":"publish","type":"post","link":"https:\/\/vafs.gov.vn\/vn\/tang-cuong-kha-nang-khang-benh-cam-ung-cho-cay-keo-lai-bang-su-dung-vi-khuan-noi-sinh\/","title":{"rendered":"T\u0102NG C\u01af\u1edcNG KH\u1ea2 N\u0102NG KH\u00c1NG B\u1ec6NH C\u1ea2M \u1ee8NG CHO C\u00c2Y KEO LAI B\u1eb0NG S\u1eec D\u1ee4NG VI KHU\u1ea8N N\u1ed8I SINH"},"content":{"rendered":"

T\u1ea2I TO\u00c0N B\u1ed8 B\u00c0I B\u00c1O<\/a><\/p>\n

V\u0169 V\u0103n \u0110\u1ecbnh<\/strong><\/p>\n

Tr\u01b0\u1eddng Trung h\u1ecdc Kinh t\u1ebf – K\u1ef9 thu\u1eadt t\u1ec9nh L\u00e0o Cai<\/em><\/strong><\/strong><\/p>\n

T\u00d3M T\u1eaeT<\/strong><\/p>\n

Vi sinh v\u1eadt n\u1ed9i sinh l\u00e0 nh\u1eefng vi sinh v\u1eadt s\u1ed1ng trong m\u00f4 t\u1ebf b\u00e0o c\u1ee7a c\u00e2y ch\u1ee7, kh\u00f4ng g\u00e2y b\u1ec7nh cho c\u00e2y v\u00e0 thi\u1ebft l\u1eadp m\u1ed1i quan h\u1ec7 hai b\u00ean c\u00f9ng c\u00f3 l\u1ee3i. C\u00e1c vi sinh v\u1eadt n\u1ed9i sinh n\u00e0y th\u00fac \u0111\u1ea9y qu\u00e1 tr\u00ecnh sinh tr\u01b0\u1edfng c\u1ee7a c\u00e2y ch\u1ee7 v\u00ec \u0111\u00e3 t\u1ea1o ra m\u1ed9t h\u00e0ng r\u00e0o ki\u1ec3m so\u00e1t sinh h\u1ecdc b\u1eb1ng vi\u1ec7c ti\u00eau di\u1ec7t tr\u1ef1c ti\u1ebfp c\u00e1c m\u1ea7m b\u1ec7nh \u0111\u00e3 x\u00e2m nhi\u1ec5m v\u00e0o c\u00e2y ch\u1ee7. C\u00e2y ch\u1ee7 kh\u00f4ng b\u1ecb b\u1ec7nh ho\u1eb7c b\u1ecb b\u1ec7nh \u1edf m\u1ee9c \u0111\u1ed9 nh\u1eb9 \u0111\u1ebfn trung b\u00ecnh ph\u00e2n l\u1eadp \u0111\u01b0\u1ee3c vi khu\u1ea9n n\u1ed9i sinh kh\u00e1ng n\u1ea5m g\u00e2y b\u1ec7nh trong khi \u0111\u00f3 c\u00e2y b\u1ecb b\u1ec7nh \u1edf m\u1ee9c \u0111\u1ed9 n\u1eb7ng, r\u1ea5t n\u1eb7ng ho\u00e0n to\u00e0n kh\u00f4ng c\u00f3 vi khu\u1ea9n n\u1ed9i sinh kh\u00e1ng n\u1ea5m g\u00e2y b\u1ec7nh v\u00e0 s\u1ef1 kh\u00e1c bi\u1ec7t n\u00e0y c\u00f2n th\u1ec3 hi\u1ec7n v\u1ec1 m\u1eadt \u0111\u1ed9 t\u1ebf b\u00e0o h\u1eefu hi\u1ec7u c\u1ee7a vi khu\u1ea9n tr\u00ean c\u00e1c c\u00e2y ch\u1ee7 c\u00f3 m\u1ee9c \u0111\u1ed9 b\u1ecb b\u1ec7nh kh\u00e1c nhau. C\u00e2y kho\u1ebb (kh\u00f4ng b\u1ecb b\u1ec7nh) c\u00f3 m\u1eadt \u0111\u1ed9 vi khu\u1ea9n cao h\u01a1n c\u00e2y b\u1ecb b\u1ec7nh. Ch\u1ee7ng vi khu\u1ea9n B03 c\u00f3 hi\u1ec7u l\u1ef1c cao, nhi\u1ec5m cho c\u00e2y Keo lai \u1edf giai \u0111o\u1ea1n 2 th\u00e1ng tu\u1ed5i v\u1edbi li\u1ec1u l\u01b0\u1ee3ng 15ml\/c\u00e2y, m\u1eadt \u0111\u1ed9 l\u00e0 1×105<\/sup> CFU\/ml, c\u00e2y con c\u00f3 kh\u1ea3 n\u0103ng kh\u00e1ng b\u1ec7nh \u0111\u1ed1i v\u1edbi n\u1ea5m Colletotrichum gloeosporioides<\/em> g\u00e2y h\u1ea1i v\u00e0 sinh tr\u01b0\u1edfng nhanh h\u01a1n so v\u1edbi \u0111\u1ed1i ch\u1ee9ng.<\/p>\n

T\u1eeb kh\u00f3a<\/strong>: Kh\u00e1ng b\u1ec7nh c\u1ea3m \u1ee9ng, Keo lai, Vi sinh v\u1eadt n\u1ed9i sinh<\/p>\n","protected":false},"excerpt":{"rendered":"

\n \n<\/p>\n

\n \n<\/p>\n

\nVi sinh v\u1eadt n\u1ed9i sinh là nh\u1eefng vi sinh v\u1eadt s\u1ed1ng trong mô t\u1ebf bào c\u1ee7a cây ch\u1ee7, không gây b\u1ec7nh cho cây và thi\u1ebft l\u1eadp m\u1ed1i quan h\u1ec7 hai bên cùng có l\u1ee3i. Các vi sinh v\u1eadt n\u1ed9i sinh này thúc \u0111\u1ea9y quá trình sinh tr\u01b0\u1edfng c\u1ee7a cây ch\u1ee7 vì \u0111ã t\u1ea1o ra m\u1ed9t hàng rào ki\u1ec3m soát sinh h\u1ecdc b\u1eb1ng vi\u1ec7c tiêu di\u1ec7t tr\u1ef1c ti\u1ebfp các m\u1ea7m b\u1ec7nh \u0111ã xâm nhi\u1ec5m vào cây ch\u1ee7. <\/span>Cây ch\u1ee7 không b\u1ecb b\u1ec7nh ho\u1eb7c b\u1ecb b\u1ec7nh \u1edf m\u1ee9c \u0111\u1ed9 nh\u1eb9 \u0111\u1ebfn trung bình phân l\u1eadp \u0111\u01b0\u1ee3c vi khu\u1ea9n n\u1ed9i sinh kháng n\u1ea5m gây b\u1ec7nh trong khi \u0111ó cây b\u1ecb b\u1ec7nh \u1edf m\u1ee9c \u0111\u1ed9 n\u1eb7ng, r\u1ea5t n\u1eb7ng hoàn toàn không có vi khu\u1ea9n n\u1ed9i sinh kháng n\u1ea5m gây b\u1ec7nh và s\u1ef1 khác bi\u1ec7t này còn th\u1ec3 hi\u1ec7n v\u1ec1 m\u1eadt \u0111\u1ed9 t\u1ebf bào h\u1eefu hi\u1ec7u c\u1ee7a vi khu\u1ea9n trên các cây ch\u1ee7 có m\u1ee9c \u0111\u1ed9 b\u1ecb b\u1ec7nh khác nhau. <\/span><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[18],"tags":[],"_links":{"self":[{"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts\/9287"}],"collection":[{"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/comments?post=9287"}],"version-history":[{"count":2,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts\/9287\/revisions"}],"predecessor-version":[{"id":12959,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts\/9287\/revisions\/12959"}],"wp:attachment":[{"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/media?parent=9287"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/categories?post=9287"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/tags?post=9287"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}