{"id":21461,"date":"2021-11-19T13:55:04","date_gmt":"2021-11-19T06:55:04","guid":{"rendered":"http:\/\/vafs.gov.vn\/vn\/?p=21461"},"modified":"2021-12-07T14:01:06","modified_gmt":"2021-12-07T07:01:06","slug":"thong-tin-luan-an-tien-si-cua-nghien-cuu-sinh-pham-van-bon","status":"publish","type":"post","link":"https:\/\/vafs.gov.vn\/vn\/thong-tin-luan-an-tien-si-cua-nghien-cuu-sinh-pham-van-bon\/","title":{"rendered":"Th\u00f4ng tin Lu\u1eadn \u00e1n Ti\u1ebfn s\u0129 c\u1ee7a Nghi\u00ean c\u1ee9u sinh Ph\u1ea1m V\u0103n B\u1ed1n"},"content":{"rendered":"<p>T\u00ean lu\u1eadn \u00e1n \u201c<em>Nghi\u00ean c\u1ee9u \u0111\u1eb7c \u0111i\u1ec3m sinh tr\u01b0\u1edfng, t\u00ednh ch\u1ea5t g\u1ed7 v\u00e0 t\u00ednh b\u1ea5t th\u1ee5 c\u1ee7a keo tam b\u1ed9i l\u00e0m c\u01a1 s\u1edf cho ch\u1ecdn gi\u1ed1ng\u00a0 v\u00e0 tr\u1ed3ng r\u1eebng<\/em>\u201d.<\/p>\n<p>Chuy\u00ean ng\u00e0nh: Di truy\u1ec1n v\u00e0 ch\u1ecdn gi\u1ed1ng c\u00e2y l\u00e2m nghi\u1ec7p\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 M\u00e3 s\u1ed1: 9 62 02 07<\/p>\n<p>Nghi\u00ean c\u1ee9u sinh: Ph\u1ea1m V\u0103n B\u1ed1n<\/p>\n<p>Ng\u01b0\u1eddi h\u01b0\u1edbng d\u1eabn khoa h\u1ecdc: TS. H\u00e0 Huy Th\u1ecbnh v\u00e0 TS. Nghi\u00eam Qu\u1ef3nh Chi<\/p>\n<p>C\u01a1 s\u1edf \u0111\u00e0o t\u1ea1o: Vi\u1ec7n Khoa h\u1ecdc L\u00e2m nghi\u1ec7p Vi\u1ec7t Nam<\/p>\n<p>&nbsp;<\/p>\n<p><strong>T\u00d3M T\u1eaeT NH\u1eeeNG K\u1ebeT LU\u1eacN M\u1edaI C\u1ee6A LU\u1eacN \u00c1N<\/strong><\/p>\n<ul>\n<li><strong>V\u1ec1 sinh tr\u01b0\u1edfng<\/strong><\/li>\n<\/ul>\n<p>B\u1ed1n d\u00f2ng keo lai tam b\u1ed9i c\u00f3 tri\u1ec3n v\u1ecdng g\u1ed3m: X101, X102, X201 v\u00e0 X205. N\u0103ng su\u1ea5t c\u1ee7a c\u00e1c d\u00f2ng t\u01b0\u01a1ng \u0111\u01b0\u01a1ng ho\u1eb7c v\u01b0\u1ee3t so v\u1edbi c\u00e1c d\u00f2ng \u0111\u1ed1i ch\u1ee9ng t\u1eeb 3,7 \u2013 69,5%. C\u1ea3 4 d\u00f2ng keo lai tam b\u1ed9i c\u00f3 tri\u1ec3n v\u1ecdng \u0111\u1ec1u c\u00f3 kh\u1ea3 n\u0103ng kh\u00e1ng b\u1ec7nh ph\u1ea5n h\u1ed3ng t\u1ed1t \u1edf khu v\u1ef1c \u0110\u00f4ng Nam B\u1ed9; B\u01b0\u1edbc \u0111\u1ea7u cho th\u1ea5y h\u01b0\u1edbng lai AM (<em>Keo l\u00e1 tr\u00e0m nh\u1ecb b\u1ed9i \u00d7 Keo tai t\u01b0\u1ee3ng t\u1ee9 b\u1ed9i<\/em>) c\u00f3 tri\u1ec3n v\u1ecdng t\u1ed1t, c\u00f3 t\u1ec9 l\u1ec7 cao d\u00f2ng c\u00f3 tri\u1ec3n v\u1ecdng; C\u00e1c d\u00f2ng keo lai tam b\u1ed9i c\u00f3 tri\u1ec3n v\u1ecdng \u0111\u1ec1u c\u00f3 ch\u1ea5t l\u01b0\u1ee3ng th\u00e2n c\u00e2y (Icl) t\u1ed1t. Trong \u0111\u00f3, 2 d\u00f2ng X101 v\u00e0 X102 c\u00f3 \u0111\u1ed9 th\u1eb3ng th\u00e2n (\u0110tt) t\u1ed1t nh\u1ea5t, trong khi 2 d\u00f2ng X201 v\u00e0 X205 cho th\u1ea5y s\u1ef1 v\u01b0\u1ee3t tr\u1ed9i v\u1ec1 ch\u1ec9 s\u1ed1 ph\u00e1t tri\u1ec3n ng\u1ecdn (Ptn) v\u00e0 s\u1ee9c kh\u1ecfe (Sk) \u1edf c\u1ea3 3 \u0111\u1ecba \u0111i\u1ec3m nghi\u00ean c\u1ee9u.<\/p>\n<ul>\n<li><strong>V\u1ec1 t\u00ednh ch\u1ea5t g\u1ed7<\/strong><\/li>\n<\/ul>\n<p>Kh\u1ed1i l\u01b0\u1ee3ng ri\u00eang c\u01a1 b\u1ea3n c\u1ee7a g\u1ed7 c\u1ee7a keo lai tam b\u1ed9i kh\u00e1c bi\u1ec7t kh\u00f4ng \u0111\u00e1ng k\u1ec3 so v\u1edbi keo lai nh\u1ecb b\u1ed9i \u1edf \u0111\u1ecba \u0111i\u1ec3m V\u0129nh C\u1eedu. Tuy nhi\u00ean, \u1edf 2 \u0111\u1ecba \u0111i\u1ec3m c\u00f2n l\u1ea1i (Cam L\u1ed9 v\u00e0 Xu\u00e2n L\u1ed9c), kh\u1ed1i l\u01b0\u1ee3ng ri\u00eang c\u1ee7a h\u1ea7u h\u1ebft c\u00e1c d\u00f2ng keo lai tam b\u1ed9i \u0111\u1ec1u th\u1ea5p h\u01a1n so v\u01a1i c\u00e1c d\u00f2ng keo lai nh\u1ecb b\u1ed9i t\u1eeb 10,4 \u2013 16,7%; T\u1ec9 l\u1ec7 g\u1ed7 l\u00f5i c\u1ee7a c\u00e1c d\u00f2ng keo lai tam b\u1ed9i kh\u00e1c bi\u1ec7t kh\u00f4ng \u0111\u00e1ng k\u1ec3 so v\u1edbi v\u1edbi keo lai nh\u1ecb b\u1ed9i \u1edf Cam L\u1ed9. \u1ede 2 \u0111\u1ecba \u0111i\u1ec3m ph\u00e1i Nam, 3 d\u00f2ng X11, X101 v\u00e0 X102 c\u00f3 t\u1ec9 l\u1ec7 g\u1ed7 l\u00f5i v\u01b0\u1ee3t tr\u1ed9i so v\u1edbi c\u00e1c d\u00f2ng keo lai nh\u1ecb b\u1ed9i \u0111\u1ed1i ch\u1ee9ng \u00a0t\u1eeb 63,7% &#8211; 73,2%; Chi\u1ec1u d\u00e0i s\u1ee3i g\u1ed7 c\u1ee7a keo lai tam b\u1ed9i v\u01b0\u1ee3t tr\u1ed9i so v\u1edbi c\u00e1c d\u00f2ng \u0111\u1ed1i ch\u1ee9ng \u1edf c\u1ea3 3 \u0111\u1ecba \u0111i\u1ec3m nghi\u00ean c\u1ee9u, trung b\u00ecnh v\u01b0\u1ee3t 5,8% &#8211; 20,5%; T\u00ednh ch\u1ea5t v\u1ec1 c\u01a1 l\u00fd g\u1ed7 c\u1ee7a c\u00e1c d\u00f2ng keo lai tam b\u1ed9i t\u1ea1i th\u1eddi \u0111i\u1ec3m nghi\u00ean c\u1ee9u l\u00e0 kh\u00f4ng c\u00f3 s\u1ef1 sai kh\u00e1c c\u00f3 \u00fd ngh\u0129a so v\u1edbi c\u00e1c d\u00f2ng keo lai nh\u1ecb b\u1ed9i \u1edf c\u1ea3 2 \u0111\u1ecba \u0111i\u1ec3m nghi\u00ean c\u1ee9u; D\u00f2ng Keo l\u00e1 tr\u00e0m tam b\u1ed9i X41 c\u00f3 c\u00e1c t\u00ednh ch\u1ea5t g\u1ed7 \u0111\u1ec1u l\u1edbn h\u01a1n ho\u1eb7c t\u01b0\u01a1ng \u0111\u01b0\u01a1ng, ngo\u1ea1i tr\u1eeb t\u1ec9 l\u1ec7 g\u1ed7 l\u00f5i.<\/p>\n<ul>\n<li><strong>V\u1ec1 t\u00ednh ch\u1ea5t b\u1ea5t th\u1ee5<\/strong><\/li>\n<\/ul>\n<p>C\u00e1c d\u00f2ng keo tam b\u1ed9i \u0111\u1ec1u c\u00f3 kh\u1ea3 n\u0103ng ra hoa b\u00ecnh th\u01b0\u1eddng gi\u1ed1ng nh\u01b0 c\u00e1c d\u00f2ng keo nh\u1ecb b\u1ed9i, song h\u1ea1t ph\u1ea5n c\u1ee7a h\u1ea7u h\u1ebft c\u00e1c d\u00f2ng keo tam b\u1ed9i kh\u00f4ng c\u00f3 kh\u1ea3 n\u0103ng n\u1ea3y m\u1ea7m ho\u1eb7c c\u00f3 t\u1ec9 l\u1ec7 n\u1ea3y m\u1ea7m r\u1ea5t th\u1ea5p tr\u00ean m\u00f4i tr\u01b0\u1eddng nh\u00e2n t\u1ea1o (agar); Ch\u1ec9 2\/13 d\u00f2ng keo tam b\u1ed9i \u0111\u01b0\u1ee3c theo d\u00f5i l\u00e0 c\u00f3 \u0111\u1eadu qu\u1ea3 nh\u01b0ng v\u1edbi t\u1ec9 l\u1ec7 r\u1ea5t th\u1ea5p so v\u1edbi \u0111\u1ed1i ch\u1ee9ng (0,003 &#8211; 0,006% so v\u1edbi 0,27 \u2013 0,32%). Trong \u0111\u00f3, ch\u1ec9 d\u00f2ng X201 l\u00e0 c\u00f3 h\u1ea1t ch\u1eafc v\u1edbi t\u1ec9 l\u1ec7 th\u1ea5p 1,7 h\u1ea1t\/qu\u1ea3 so v\u1edbi 5,3 h\u1ea1t\/qu\u1ea3 c\u1ee7a d\u00f2ng BV33; H\u1ea1t c\u1ee7a d\u00f2ng keo lai tam b\u1ed9i X201 c\u00f3 t\u1ec9 l\u1ec7 n\u1ea3y m\u1ea7m th\u1ea5p h\u01a1n r\u00f5 r\u1ec7t so v\u1edbi h\u1ea1t c\u1ee7a d\u00f2ng keo lai nh\u1ecb b\u1ed9i BV33 (42,2% so v\u1edbi 88,9%). H\u1ea7u h\u1ebft\u00a0 h\u1eadu th\u1ebf c\u1ee7a d\u00f2ng keo lai tam b\u1ed9i X201 \u1edf d\u1ea1ng l\u1ec7ch b\u1ed9i v\u00e0 c\u00f3 s\u1ee9c s\u1ed1ng r\u1ea5t k\u00e9m.<\/p>\n<p>To\u00e0n v\u0103n lu\u1eadn \u00e1n \u0111\u00e3 \u0111\u01b0\u1ee3c \u0111\u0103ng t\u1ea3i c\u00f4ng khai tr\u00ean trang web c\u1ee7a B\u1ed9 Gi\u00e1o d\u1ee5c v\u00e0 \u0110\u00e0o t\u1ea1o t\u1ea1i \u0111\u01b0\u1eddng link:\u00a0<a href=\"http:\/\/luanvan.moet.edu.vn\/?page=1.32&amp;view=38554\">http:\/\/luanvan.moet.edu.vn\/?page=1.32&amp;view=38554<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>T\u00ean lu\u1eadn \u00e1n \u201cNghi\u00ean c\u1ee9u \u0111\u1eb7c \u0111i\u1ec3m sinh tr\u01b0\u1edfng, t\u00ednh ch\u1ea5t g\u1ed7 v\u00e0 t\u00ednh b\u1ea5t th\u1ee5 c\u1ee7a keo tam b\u1ed9i l\u00e0m c\u01a1 s\u1edf cho ch\u1ecdn gi\u1ed1ng\u00a0 v\u00e0 tr\u1ed3ng r\u1eebng\u201d. Chuy\u00ean ng\u00e0nh: Di truy\u1ec1n v\u00e0 ch\u1ecdn gi\u1ed1ng c\u00e2y l\u00e2m nghi\u1ec7p\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 M\u00e3 s\u1ed1: 9 62 02 07 Nghi\u00ean c\u1ee9u sinh: Ph\u1ea1m V\u0103n B\u1ed1n Ng\u01b0\u1eddi h\u01b0\u1edbng d\u1eabn khoa [&hellip;]<\/p>\n","protected":false},"author":17,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[42,66],"tags":[],"_links":{"self":[{"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts\/21461"}],"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\/17"}],"replies":[{"embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/comments?post=21461"}],"version-history":[{"count":1,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts\/21461\/revisions"}],"predecessor-version":[{"id":21462,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts\/21461\/revisions\/21462"}],"wp:attachment":[{"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/media?parent=21461"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/categories?post=21461"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/tags?post=21461"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}