{"id":1070,"date":"2016-10-24T14:26:53","date_gmt":"2016-10-24T07:26:53","guid":{"rendered":"http:\/\/prc.maiatech.com.vn\/?p=1070"},"modified":"2017-05-19T14:29:25","modified_gmt":"2017-05-19T07:29:25","slug":"ket-qua-nghien-cuu-tuyen-chon-mot-so-giong-sen-lay-hat-trien-vong-phuc-vu-san-xuat","status":"publish","type":"post","link":"https:\/\/prc.org.vn\/?p=1070","title":{"rendered":"K\u1ebft qu\u1ea3 nghi\u00ean c\u1ee9u tuy\u1ec3n ch\u1ecdn m\u1ed9t s\u1ed1 gi\u1ed1ng sen l\u1ea5y h\u1ea1t tri\u1ec3n v\u1ecdng ph\u1ee5c v\u1ee5 s\u1ea3n xu\u1ea5t"},"content":{"rendered":"<table>\n<tbody>\n<tr>\n<td colspan=\"2\">\u00a0\u00a0 C\u00f3 ba nh\u00f3m sen kh\u00e1c nhau \u0111\u00e3 \u0111\u01b0\u1ee3c ph\u00e2n nh\u00f3m g\u1ed3m sen l\u1ea5y hoa, sen l\u1ea5y h\u1ea1t v\u00e0 sen l\u1ea5y c\u1ee7 d\u1ef1a v\u00e0o c\u00e1c \u0111\u1eb7c \u0111i\u1ec3m \u0111\u1eb7c tr\u01b0ng v\u00e0 m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng ch\u00ednh c\u1ee7a gi\u1ed1ng. \u1ede Vi\u1ec7t Nam, c\u00e2y sen ch\u1ec9 c\u00f3 m\u1ed9t lo\u00e0i l\u00e0 <em>N. Nucifera<\/em>, ch\u1ee7 y\u1ebfu l\u00e0 c\u00e1c gi\u1ed1ng sen l\u1ea5y h\u1ea1t, \u0111\u01b0\u1ee3c ph\u00e2n b\u1ed1 r\u1ed9ng r\u00e3i kh\u1eafp m\u1ecdi n\u01a1i trong c\u00e1c ao, h\u1ed3, \u0111\u1ea7m l\u1ea7y hay ru\u1ed9ng s\u00e2u. L\u01b0u gi\u1eef v\u00e0 \u0111\u00e1nh gi\u00e1 t\u1eadp \u0111o\u00e0n sen g\u1ed3m 42 m\u1eabu gi\u1ed1ng t\u1ea1i Trung t\u00e2m T\u00e0i nguy\u00ean th\u1ef1c v\u1eadt \u0111\u00e3 ph\u00e2n l\u1eadp ra 33 m\u1eabu gi\u1ed1ng sen l\u1ea5y h\u1ea1t, 7 m\u1eabu gi\u1ed1ng sen l\u1ea5y hoa v\u00e0 2 m\u1eabu gi\u1ed1ng sen l\u1ea5y c\u1ee7.<\/p>\n<p>K\u1ebft qu\u1ea3 \u0111\u00e1nh gi\u00e1 t\u1eadp \u0111o\u00e0n sen l\u1ea5y h\u1ea1t g\u1ed3m 33 gi\u1ed1ng cho th\u1ea5y r\u1eb1ng, c\u00e1c gi\u1ed1ng h\u1ea1t sen c\u00f3 hoa c\u00e1nh \u0111\u01a1n, m\u00e0u h\u1ed3ng, s\u1ed1 l\u01b0\u1ee3ng c\u00e1nh \u2264 20. Chi\u1ec1u cao c\u1ee7a hoa ngay tr\u00ean l\u00e1, ngang b\u1eb1ng th\u1eadm ch\u00ed th\u1ea5p h\u01a1n chi\u1ec1u cao c\u1ee7a l\u00e1. C\u00e1ch s\u1eafp x\u1ebfp h\u1ea1t tr\u00ean g\u01b0\u01a1ng sen b\u00ecnh th\u01b0\u1eddng. B\u1ec1 m\u1eb7t tr\u00ean c\u1ee7a g\u01b0\u01a1ng sen h\u1ea7u h\u1ebft nh\u00f4 l\u00ean, h\u1ea1t l\u1ed9 m\u1ed9t ph\u1ea7n ra kh\u1ecfi g\u01b0\u01a1ng sen r\u1ea5t r\u00f5 r\u00e0ng. K\u00edch c\u1ee1 c\u00e2y to (1,5-2m), \u0111i\u1ec1u n\u00e0y r\u1ea5t c\u1ea7n thi\u1ebft \u0111\u1ec3 c\u00e2y nh\u1eadn \u0111\u01b0\u1ee3c t\u1ed1i \u0111a n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi v\u00e0 quang h\u1ee3p gi\u00fap c\u00e2y t\u00edch l\u0169y, v\u1eadn chuy\u1ec3n dinh d\u01b0\u1ee1ng ph\u1ee5c v\u1ee5 qu\u00e1 tr\u00ecnh h\u00ecnh th\u00e0nh v\u00e0 ph\u00e1t tri\u1ec3n c\u1ee7a h\u1ea1t.<\/p>\n<p>Qua \u0111\u00e1nh gi\u00e1 t\u1eadp \u0111o\u00e0n sen l\u1ea5y h\u1ea1t, so s\u00e1nh gi\u1ed1ng, ba gi\u1ed1ng sen l\u1ea5y h\u1ea1t tri\u1ec3n v\u1ecdng bao g\u1ed3m sen M\u1eb7t B\u1eb1ng (S2), sen B\u00e1t xanh (S12) v\u00e0 sen C\u00e1nh H\u1ed3ng (S18) \u0111\u00e3 \u0111\u01b0\u1ee3c tuy\u1ec3n ch\u1ecdn. C\u00e1c gi\u1ed1ng sen tri\u1ec3n v\u1ecdng n\u00e0y c\u00f3 th\u1eddi gian sinh tr\u01b0\u1edfng 195-208 ng\u00e0y, chi\u1ec1u cao c\u00e2y 145-195 cm, n\u0103ng su\u1ea5t h\u1ea1t sen \u0111\u1ea1t 3,10-4,32 t\u1ea5n\/ha v\u00e0 ch\u1ed1ng ch\u1ecbu b\u1ec7nh. T\u1ef7 l\u1ec7 v\u1ecf h\u1ea1t t\u1eeb 26,1- 31,0%, t\u1ef7 l\u1ec7 nh\u00e2n 65,0-69,5%, t\u1ef7 l\u1ec7 t\u00e2m sen 4,0-4,4% so v\u1edbi kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a h\u1ea1t. Ch\u1ea5t l\u01b0\u1ee3ng \u0103n t\u01b0\u01a1i c\u1ee7a h\u1ea1t sen ng\u1ecdt, ch\u1ea5t l\u01b0\u1ee3ng \u0103n lu\u1ed9c c\u1ee7a h\u1ea1t b\u1edf, th\u01a1m v\u00e0 ngon (\u0111i\u1ec3m 7), c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng ch\u1ecbu s\u00e2u b\u1ec7nh kh\u00e1.<\/p>\n<p>Xem b\u00e1o c\u00e1o chi ti\u1ebft <a href=\"https:\/\/www.prc.maiatech.com.vn\/UserFiles\/File\/Bao%20cao%20khoa%20hoc\/Ket%20qua%20tuyen%20chon%20mot%20so%20giong%20sen%20lay%20hat.pdf\">t\u1ea1i \u0111\u00e2y<\/a><\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: right;\" colspan=\"2\">Ho\u00e0ng Th\u1ecb Nga &amp; cs<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"excerpt":{"rendered":"<p>\u00a0\u00a0 C\u00f3 ba nh\u00f3m sen kh\u00e1c nhau \u0111\u00e3 \u0111\u01b0\u1ee3c ph\u00e2n nh\u00f3m g\u1ed3m sen l\u1ea5y hoa, sen l\u1ea5y h\u1ea1t v\u00e0 sen<\/p>\n","protected":false},"author":4,"featured_media":1071,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[47,22],"tags":[],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/prc.org.vn\/index.php?rest_route=\/wp\/v2\/posts\/1070"}],"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=1070"}],"version-history":[{"count":1,"href":"https:\/\/prc.org.vn\/index.php?rest_route=\/wp\/v2\/posts\/1070\/revisions"}],"predecessor-version":[{"id":1072,"href":"https:\/\/prc.org.vn\/index.php?rest_route=\/wp\/v2\/posts\/1070\/revisions\/1072"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/prc.org.vn\/index.php?rest_route=\/wp\/v2\/media\/1071"}],"wp:attachment":[{"href":"https:\/\/prc.org.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1070"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/prc.org.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1070"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/prc.org.vn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1070"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}