{"id":670,"date":"2017-03-09T14:26:36","date_gmt":"2017-03-09T07:26:36","guid":{"rendered":"http:\/\/demo.prc.maiatech.com.vn\/?p=670"},"modified":"2017-03-09T14:26:36","modified_gmt":"2017-03-09T07:26:36","slug":"nghien-cuu-su-dung-tri-thuc-ban-dia-trong-bao-ton-on-farm-khoai-mo","status":"publish","type":"post","link":"https:\/\/prc.org.vn\/?p=670","title":{"rendered":"Nghi\u00ean c\u1ee9u s\u1eed d\u1ee5ng tri th\u1ee9c b\u1ea3n \u0111\u1ecba trong b\u1ea3o t\u1ed3n on-farm khoai m\u1ee1"},"content":{"rendered":"<table>\n<tbody>\n<tr>\n<td colspan=\"2\">Khoai m\u1ee1 (<em>Dioscorea alata<\/em> L.), c\u00f2n g\u1ecdi l\u00e0 khoai v\u1ea1c, c\u1ee7 m\u1ee1, c\u1ee7 c\u00e1i&#8230; l\u00e0 lo\u00e0i c\u00e2y c\u1ee7a chi <em>Dioscorea,<\/em> lo\u1ea1i c\u00e2y m\u1ed9t l\u00e1 m\u1ea7m thu\u1ed9c h\u1ecd c\u1ee7 n\u00e2u (<em>Dioscoreaceae)<\/em>. \u00a0\u1ede\u00a0 Vi\u1ec7t Nam, khoai m\u1ee1 \u0111\u01b0\u1ee3c tr\u1ed3ng \u1edf h\u1ea7u kh\u1eafp c\u00e1c t\u1ec9nh t\u1eeb b\u1eafc v\u00e0o nam, t\u1eadp trung nhi\u1ec1u \u1edf c\u00e1c v\u00f9ng trung du, b\u00e1n s\u01a1n \u0111\u1ecba v\u00e0 c\u00e1c v\u00f9ng m\u1edbi khai hoang. Tuy nhi\u00ean, hi\u1ec7n nay v\u1edbi m\u1ee5c ti\u00eau ph\u00e1t tri\u1ec3n s\u1ea3n xu\u1ea5t h\u00e0ng ho\u00e1 c\u1ee7a n\u01b0\u1edbc ta, ngu\u1ed3n gen c\u00e2y l\u1ea5y c\u1ee7 n\u00f3i chung v\u00e0 ngu\u1ed3n gen khoai m\u1ee1 n\u00f3i ri\u00eang \u0111ang c\u00f3 nguy c\u01a1 b\u1ecb x\u00f3i m\u00f2n nhanh ch\u00f3ng b\u1edfi vi\u1ec7c thay th\u1ebf c\u00e2y truy\u1ec1n th\u1ed1ng b\u1eb1ng c\u00e2y c\u00f3 hi\u1ec7u qu\u1ea3 kinh t\u1ebf cao. \u0110\u1ec3 g\u00f3p ph\u1ea7n gi\u1ea3m b\u1edbt nguy c\u01a1 m\u1ea5t ngu\u1ed3n gen khoai m\u1ee1 \u0111\u1ecba ph\u01b0\u01a1ng, nghi\u00ean c\u1ee9u b\u1ea3o t\u1ed3n v\u00e0 ph\u00e1t tri\u1ec3n ngu\u1ed3n gen khoai m\u1ee1 t\u1ea1i m\u1ed9t s\u1ed1 v\u00f9ng trung du mi\u1ec1n n\u00fai ph\u00eda b\u1eafc \u0111\u00e3 \u0111\u01b0\u1ee3c ti\u1ebfn h\u00e0nh. B\u01b0\u1edbc \u0111\u1ea7u ti\u00ean c\u1ee7a vi\u1ec7c x\u00e1c \u0111\u1ecbnh v\u00f9ng b\u1ea3o t\u1ed3n on farm ngu\u1ed3n gen khoai m\u1ee1 l\u00e0 ph\u1ea3i \u0111i\u1ec1u tra nghi\u00ean c\u1ee9u v\u1ec1 hi\u1ec7n tr\u1ea1ng s\u1ea3n xu\u1ea5t c\u0169ng nh\u01b0 tri th\u1ee9c b\u1ea3n \u0111\u1ecba li\u00ean quan \u0111\u1ebfn ngu\u1ed3n gen c\u1ee7a c\u1ed9ng \u0111\u1ed3ng \u0111\u1ecba ph\u01b0\u01a1ng. T\u1eeb \u0111\u00f3 \u00e1p d\u1ee5ng nh\u1eefng tri th\u1ee9c n\u00e0y trong c\u00f4ng t\u00e1c x\u00e2y d\u1ef1ng k\u1ebf ho\u1ea1ch b\u1ea3o t\u1ed3n on-farm ngu\u1ed3n gen t\u1ea1i v\u00f9ng nghi\u00ean c\u1ee9u. Tri th\u1ee9c b\u1ea3n \u0111\u1ecba l\u00e0 c\u01a1 s\u1edf\u00a0 khoa h\u1ecdc\u00a0 x\u00e1c \u0111\u1ecbnh v\u00f9ng v\u00e0 ph\u01b0\u01a1ng ph\u00e1p b\u1ea3o t\u1ed3n ph\u00f9 h\u1ee3p \u0111\u00ea\u0309 duy tr\u00ec, b\u1ea3o qu\u1ea3n an to\u00e0n nguy\u00ean tra\u0323ng, tr\u00e1nh x\u00f3i m\u00f2n ngu\u1ed3n gen khoai m\u1ee1 trong s\u1ea3n xu\u1ea5t. \u0110\u00e2y l\u00e0 c\u00f4ng vi\u1ec7c v\u00f4 c\u00f9ng c\u1ea7n thi\u1ebft, c\u00f3 \u00fd ngh\u0129a khoa h\u1ecdc v\u00e0 th\u1ef1c ti\u1ec5n.<\/p>\n<p>Theo k\u1ebft qu\u1ea3 \u0111i\u1ec1u tra c\u1ee7a ch\u00fang t\u00f4i cho th\u1ea5y:<\/p>\n<p>T\u1ea1i m\u1ed9t s\u1ed1 \u0111\u1ecba ph\u01b0\u01a1ng v\u00f9ng trung du mi\u1ec1n n\u00fai ph\u00eda b\u1eafc, cho \u0111\u1ebfn nay, c\u00e2y khoai m\u1ee1 v\u1eabn l\u00e0 c\u00e2y c\u00f3 c\u1ee7 truy\u1ec1n th\u1ed1ng, m\u1ed9t s\u1ed1 ngu\u1ed3n gen khoai m\u1ee1 \u0111\u1ecba ph\u01b0\u01a1ng (Khoai m\u1ee1 tr\u1eafng tr\u1ee5i, Khoai m\u1ee1 tr\u1eafng l\u00f4ng, Khoai m\u1ee1 t\u00edm) v\u1eabn \u0111\u01b0\u1ee3c nhi\u1ec1u n\u00f4ng h\u1ed9 duy tr\u00ec s\u1ea3n xu\u1ea5t tr\u00ean \u0111\u1ed3ng ru\u1ed9ng v\u00e0 tr\u1ed3ng trong v\u01b0\u1eddn gia \u0111\u00ecnh \u0111\u1ec3 ph\u1ee5c v\u1ee5 sinh k\u1ebf.<\/p>\n<p>Ng\u01b0\u1eddi n\u00f4ng d\u00e2n c\u00f3 tri th\u1ee9c b\u1ea3n \u0111\u1ecba v\u1ec1 ph\u00e2n bi\u1ec7t gi\u1ed1ng, canh t\u00e1c v\u00e0 duy tr\u00ec ngu\u1ed3n gen khoai m\u1ee1 r\u1ea5t phong ph\u00fa v\u00e0 \u0111a d\u1ea1ng. Tri th\u1ee9c b\u1ea3n \u0111\u1ecba li\u00ean quan ngu\u1ed3n gen khoai m\u1ee1 l\u00e0 gi\u00e1 tr\u1ecb phi v\u1eadt th\u1ec3 c\u1ee7a ngu\u1ed3n gen, r\u1ea5t h\u1eefu \u00edch cho khoa h\u1ecdc b\u1ea3o t\u1ed3n, c\u0169ng c\u1ea7n \u0111\u01b0\u1ee3c l\u01b0u gi\u1eef v\u00e0 khai th\u00e1c s\u1eed d\u1ee5ng c\u00f9ng v\u1edbi ch\u00ednh ngu\u1ed3n gen.<\/p>\n<p>Nghi\u00ean c\u1ee9u s\u1eed d\u1ee5ng tri th\u1ee9c b\u1ea3n \u0111\u1ecba trong b\u1ea3o t\u1ed3n on-farm ngu\u1ed3n gen khoai m\u1ee1 t\u1ea1i \u0111\u1ecba ph\u01b0\u01a1ng \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c x\u00e1c \u0111\u1ecbnh \u0111i\u1ec3m, l\u1ef1a ch\u1ecdn ph\u01b0\u01a1ng ph\u00e1p b\u1ea3o t\u1ed3n ph\u00f9 h\u01a1\u0323p \u0111\u00ea\u0309 duy tr\u00ec, b\u1ea3o qu\u1ea3n an to\u00e0n nguy\u00ean tr\u1ea1ng, tr\u00e1nh x\u00f3i m\u00f2n ngu\u1ed3n gen khoai m\u1ee1 trong s\u1ea3n xu\u1ea5t.<\/p>\n<p><a href=\"https:\/\/www.pgrvietnam.org.vn\/UserFiles\/File\/Bao%20cao%20Khoa%20hoc\/NC%20su%20dung%20tri%20thuc%20ban%20dia%20trong%20bao%20ton%20on%20farm%20khoai%20mo.pdf\"><br \/>\n<\/a>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Xem b\u00e1o c\u00e1o chi ti\u1ebft <a href=\"https:\/\/prc.maiatech.com.vn\/UserFiles\/File\/Bao%20cao%20khoa%20hoc\/22.%20NC%20su%20dung%20tri%20thuc%20ban%20dia%20trong%20bao%20ton%20on%20farm%20khoai%20mo.pdf\">t\u1ea1i \u0111\u00e2y<\/a><\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: right;\" colspan=\"2\">Ths. V\u0169 Linh Chi &amp; cs<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"excerpt":{"rendered":"<p>Khoai m\u1ee1 (Dioscorea alata L.), c\u00f2n g\u1ecdi l\u00e0 khoai v\u1ea1c, c\u1ee7 m\u1ee1, c\u1ee7 c\u00e1i&#8230; l\u00e0 lo\u00e0i c\u00e2y c\u1ee7a chi Dioscorea,<\/p>\n","protected":false},"author":4,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[47],"tags":[],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/prc.org.vn\/index.php?rest_route=\/wp\/v2\/posts\/670"}],"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=670"}],"version-history":[{"count":1,"href":"https:\/\/prc.org.vn\/index.php?rest_route=\/wp\/v2\/posts\/670\/revisions"}],"predecessor-version":[{"id":671,"href":"https:\/\/prc.org.vn\/index.php?rest_route=\/wp\/v2\/posts\/670\/revisions\/671"}],"wp:attachment":[{"href":"https:\/\/prc.org.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=670"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/prc.org.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=670"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/prc.org.vn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=670"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}