{"id":445,"date":"2017-02-28T14:05:43","date_gmt":"2017-02-28T07:05:43","guid":{"rendered":"http:\/\/demo.prc.maiatech.com.vn\/?p=445"},"modified":"2017-02-28T14:05:43","modified_gmt":"2017-02-28T07:05:43","slug":"giong-khoai-lang-rau-klr3","status":"publish","type":"post","link":"https:\/\/prc.org.vn\/?p=445","title":{"rendered":"Gi\u1ed1ng Khoai lang rau KLR3"},"content":{"rendered":"\n\n\n\n
T\u00e1c gi\u1ea3:<\/strong> PGS.TS Nguy\u1ec5n Th\u1ecb Ng\u1ecdc Hu\u1ec7, CN.Nguy\u1ec5n V\u0103n Ki\u00ean, CN.Ho\u00e0ng Th\u1ecb Nga, PGS.TS. Mai Th\u1ea1ch Ho\u00e0nh, Th.S. V\u0169 Linh Chi, PGS.TS. L\u01b0u Ng\u1ecdc Tr\u00ecnh<\/p>\n

C\u01a1 quan t\u00e1c gi\u1ea3:<\/strong> Trung t\u00e2m T\u00e0i nguy\u00ean th\u1ef1c v\u1eadt<\/p>\n

Quy\u1ebft \u0111\u1ecbnh<\/strong> c\u00f4ng nh\u1eadn cho s\u1ea3n xu\u1ea5t th\u1eed s\u1ed1 215\/Q\u0110-TT-CLT, ng\u00e0y 2\/10\/2008<\/p>\n

Ngu\u1ed3n g\u1ed1c v\u00e0 qu\u00e1 tr\u00ecnh ch\u1ecdn t\u1ea1o<\/strong><\/p>\n

Gi\u1ed1ng KLR3 l\u00e0 d\u00f2ng v\u00f4 t\u00ednh\u00a0 ch\u1ecdn l\u1ecdc theo h\u01b0\u1edbng l\u00e0m rau t\u1eeb gi\u1ed1ng \u0111\u1ecba ph\u01b0\u01a1ng c\u00f3 t\u00ean Khoai lang g\u1ea1o (k\u00fd hi\u1ec7u D9) thu th\u1eadp n\u0103m 1993 t\u1ea1i T\u00e2y Ninh, hi\u1ec7n \u0111ang c\u00f3 trong t\u1eadp \u0111o\u00e0n khoai lang Qu\u1ed1c gia.<\/p>\n

T\u1eeb k\u1ebft qu\u1ea3 \u0111\u00e1nh gi\u00e1 t\u1eadp \u0111o\u00e0n, d\u00f2ng khoai lang D9 c\u00f3 ti\u1ec1m n\u0103ng l\u00e0m rau \u0111\u00e3 \u0111\u01b0\u1ee3c ch\u1ecdn l\u1ecdc, b\u00ecnh tuy\u1ec3n theo ph\u01b0\u01a1ng ph\u00e1p ch\u1ecdn h\u00e0ng lo\u1ea1t tr\u00ean ru\u1ed9ng t\u1eadp \u0111o\u00e0n v\u00e0 ph\u1ee5c tr\u00e1ng gi\u1ed1ng t\u1eeb nh\u1eefng c\u1ee7 gi\u1ed1ng \u0111\u00fang ti\u00eau chu\u1ea9n.<\/p>\n

\u0110\u1eb7c \u0111i\u1ec3m ch\u00ednh<\/strong><\/p>\n

D\u1ea1ng th\u00e2n th\u1eb3ng \u0111\u1ee9ng m\u00e0u xanh th\u1eabm, kh\u00f4ng leo, \u0111\u1ed1t th\u00e2n ng\u1eafn; kh\u00f4ng c\u00f3 l\u00f4ng t\u01a1 tr\u00ean ng\u1ecdn; l\u00e1 m\u1ea3nh, x\u1ebb thu\u1ef3 s\u00e2u v\u1edbi 3-5 thu\u1ef3, m\u00e0u xanh \u0111\u1eadm; cu\u1ed1ng xanh \u0111\u1eadm, m\u1eadp, ng\u1eafn; t\u1ef7 l\u1ec7 cu\u1ed1ng\/ng\u1ecdn 56,4%, v\u1ecf c\u1ee7 \u0111\u1ecf, th\u1ecbt c\u1ee7 tr\u1eafng;<\/p>\n

S\u1ed1 ng\u1ecdn\/c\u00e2y\/v\u1ee5 l\u00e0 15-28 ng\u1ecdn; Kh\u1ed1i l\u01b0\u1ee3ng ng\u1ecdn\/c\u00e2y\/v\u1ee5\u00a0 l\u00e0\u00a0 196 gam; Kh\u1ed1i l\u01b0\u1ee3ng 1 ng\u1ecdn l\u00e0 8,5-10 gam; N\u0103ng su\u1ea5t th\u1ef1c thu c\u1ee7a ng\u1ecdn l\u00e1\/m2\/v\u1ee5 l\u00e0 2,9- 3,0Kg ; Trong ng\u1ecdn l\u00e1,\u00a0 V\u1eadt ch\u1ea5t kh\u00f4 chi\u1ebfm 15,62%, trong \u0111\u00f3\u00a0 12,48 % protein, 13,36 % x\u01a1 th\u00f4,\u00a0 21,09% \u0111\u01b0\u1eddng t\u1ed5ng s\u1ed1, 8,42% tananh, 131,7mg\/100g vitamin C v\u00e0 h\u00e0m l\u01b0\u1ee3ng Nitrat l\u00e0 62,57mg\/100g. M\u00e0u s\u1eafc ng\u1ecdn l\u00e1 sau lu\u1ed9c: xanh, h\u1ea5p d\u1eabn. Ch\u1ea5t l\u01b0\u1ee3ng \u0103n n\u1ebfm: ngon ( 2,4 \u0111i\u1ec3m);\u00a0 Ch\u1ecbu r\u00e9t t\u1ed1t.<\/p>\n

H\u01b0\u1edbng s\u1eed d\u1ee5ng v\u00e0 y\u00eau c\u1ea7u k\u1ef9 thu\u1eadt<\/strong><\/p>\n

Ph\u1ea7n s\u1eed d\u1ee5ng ch\u00ednh l\u00e0 ng\u1ecdn l\u00e1.<\/p>\n

Gi\u1ed1ng khoai lang rau KLR3 c\u00f3 th\u1ec3 tr\u1ed3ng tr\u00ean m\u1ecdi lo\u1ea1i \u0111\u1ea5t trong v\u01b0\u1eddn, ngo\u00e0i \u0111\u1ed3ng, ven b\u1edd m\u01b0\u01a1ng…\u00a0 t\u1ea1i c\u00e1c t\u1ec9nh t\u1eeb B\u1eafc Trung B\u1ed9 tr\u1edf ra, theo 3 v\u1ee5 trong n\u0103m, Xu\u00e2n h\u00e8 tr\u1ed3ng th\u00e1ng 2-3, v\u1ee5 H\u00e8 thu tr\u1ed3ng th\u00e1ng 5-6, v\u1ee5 \u0110\u00f4ng tr\u1ed3ng th\u00e1ng 9-10.. L\u00e0m \u0111\u1ea5t s\u01a1 b\u1ed9, s\u1ea1ch c\u1ecf r\u1ed3i l\u00ean lu\u1ed1ng th\u1ea5p, r\u1ed9ng 1,2 m-1,5m.Tr\u1ed3ng m\u1eadt \u0111\u1ed9 10-15 d\u00e2y\/m2. Ph\u00e2n b\u00f3n cho 1 s\u00e0o b\u1eafc b\u1ed9 (360m2) l\u00e0\u00a0 300-500kg ph\u00e2n h\u1eefu c\u01a1, 10kg supe l\u00e2n v\u00e0\u00a0 4kg sunph\u00e1t kali v\u00e0 6kg ur\u00ea. B\u00f3n l\u00f3t to\u00e0n b\u1ed9 l\u00e2n v\u00e0 kaly c\u00f9ng ph\u00e2n h\u1eefu c\u01a1. Ph\u00e2n \u0111\u1ea1m \u0111\u1ec3 b\u00f3n th\u00fac 4 -5 l\u1ea7n v\u1edbi t\u1ed5ng l\u01b0\u1ee3ng ph\u00e2n l\u00e0 5-6kg Ur\u00ea\/s\u00e0o b\u1eafc b\u1ed9. Sau khi tr\u1ed3ng 25-30 ng\u00e0y, c\u00f3 th\u1ec3 thu ho\u1ea1ch rau khoai lang l\u1ee9a \u0111\u1ea7u ti\u00ean \u0111\u1ec3 ph\u1ee5c v\u1ee5 rau xanh c\u0169ng nh\u01b0 ch\u0103n nu\u00f4i. Sau \u0111\u00f3 c\u1ee9 7-10 ng\u00e0y c\u1eaft ng\u1ecdn m\u1ed9t l\u1ea7n. C\u1eaft ng\u1ecdn rau d\u00e0i t\u1eeb 20cm-25cm. Th\u1eddi gian thu ho\u1ea1ch 90-100 ng\u00e0y t\u00f9y v\u1ee5.<\/p>\n

\u0110i\u1ec3n h\u00ecnh v\u00f9ng tr\u1ed3ng<\/strong><\/p>\n

Huy\u1ec7n K\u1ef3 Anh, H\u01b0\u01a1ng S\u01a1n, H\u00e0 T\u0129nh;\u00a0 Huy\u1ec7n Thu\u1eadn Th\u00e0nh, B\u1eafc Ninh; Huy\u1ec7n K\u1ef3 S\u01a1n, Ho\u00e0 B\u00ecnh; \u0110\u00f4ng Anh, Qu\u1ed1c Oai, H\u00e0 N\u1ed9i; huy\u1ec7n H\u1ea3i H\u1eadu, Nam \u0110\u1ecbnh; huy\u1ec7n Nho Quan, Ninh B\u00ecnh; huy\u1ec7n Nam \u0110\u00e0n, Ngh\u1ec7 An.<\/p>\n

Click v\u00e0o \u0111\u00e2y<\/a> \u0111\u1ec3 xem quy tr\u00ecnh k\u1ef9 thu\u1eadt tr\u1ed3ng<\/p>\n

\n<\/td>\n<\/tr>\n

Nguy\u1ec5n Th\u1ecb Ng\u1ecdc Hu\u1ec7<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"excerpt":{"rendered":"

T\u00e1c gi\u1ea3: PGS.TS Nguy\u1ec5n Th\u1ecb Ng\u1ecdc Hu\u1ec7, CN.Nguy\u1ec5n V\u0103n Ki\u00ean, CN.Ho\u00e0ng Th\u1ecb Nga, PGS.TS. Mai Th\u1ea1ch Ho\u00e0nh, Th.S. V\u0169 Linh<\/p>\n","protected":false},"author":4,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[35],"tags":[],"_links":{"self":[{"href":"https:\/\/prc.org.vn\/index.php?rest_route=\/wp\/v2\/posts\/445"}],"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=445"}],"version-history":[{"count":1,"href":"https:\/\/prc.org.vn\/index.php?rest_route=\/wp\/v2\/posts\/445\/revisions"}],"predecessor-version":[{"id":446,"href":"https:\/\/prc.org.vn\/index.php?rest_route=\/wp\/v2\/posts\/445\/revisions\/446"}],"wp:attachment":[{"href":"https:\/\/prc.org.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=445"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/prc.org.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=445"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/prc.org.vn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=445"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}