T\u00ean \u0111\u1ec1 t\u00e0i lu\u1eadn \u00e1n: Nghi\u00ean c\u1ee9u \u0111\u1eb7c \u0111i\u1ec3m bi\u1ebfn d\u1ecb v\u00e0 kh\u1ea3 n\u0103ng di truy\u1ec1n v\u1ec1 sinh tr\u01b0\u1edfng v\u00e0 m\u1ed9t s\u1ed1 t\u00ednh ch\u1ea5t g\u1ed7 c\u1ee7a B\u1ea1ch \u0111\u00e0n uro v\u00e0 gi\u1ed1ng lai gi\u1eefa B\u1ea1ch \u0111\u00e0n uro v\u1edbi c\u00e1c lo\u00e0i b\u1ea1ch \u0111\u00e0n kh\u00e1c.<\/p>\n
Chuy\u00ean ng\u00e0nh: Di truy\u1ec1n v\u00e0 Ch\u1ecdn gi\u1ed1ng c\u00e2y l\u00e2m nghi\u1ec7p<\/p>\n
M\u00e3 s\u1ed1 chuy\u00ean ng\u00e0nh: 962 02 07<\/p>\n
H\u1ecd v\u00e0 t\u00ean nghi\u00ean c\u1ee9u sinh: Nguy\u1ec5n H\u1eefu S\u1ef9<\/p>\n
H\u1ecd v\u00e0 t\u00ean c\u00e1n b\u1ed9 h\u01b0\u1edbng d\u1eabn: 1. TS. Nguy\u1ec5n \u0110\u1ee9c Ki\u00ean; 2. TS. H\u00e0 Huy Th\u1ecbnh<\/p>\n
T\u00ean c\u01a1 s\u1edf \u0111\u00e0o t\u1ea1o: Vi\u1ec7n Khoa h\u1ecdc L\u00e2m nghi\u1ec7p Vi\u1ec7t Nam<\/p>\n
T\u00d3M T\u1eaeT NH\u1eeeNG K\u1ebeT LU\u1eacN M\u1edaI C\u1ee6A LU\u1eacN \u00c1N:<\/p>\n
(1). C\u00f3 s\u1ef1 sai kh\u00e1c r\u00f5 r\u1ec7t v\u1ec1 sinh tr\u01b0\u1edfng, ch\u1ec9 ti\u00eau ch\u1ea5t l\u01b0\u1ee3ng th\u00e2n c\u00e2y c\u1ee7a c\u00e1c gia \u0111\u00ecnh trong c\u00e1c kh\u1ea3o nghi\u1ec7m h\u1eadu th\u1ebf th\u1ebf h\u1ec7 2 t\u1ea1i Nam \u0110\u00e0n (13 tu\u1ed5i) v\u00e0 Ba V\u00ec (15 tu\u1ed5i) (F<0,05) c\u0169ng nh\u01b0 c\u00e1c ch\u1ec9 ti\u00eau t\u00ednh ch\u1ea5t g\u1ed7 (kh\u1ed1i l\u01b0\u1ee3ng ri\u00eang, \u0111\u1ed9 co r\u00fat g\u1ed7) gi\u1eefa c\u00e1c gia \u0111\u00ecnh B\u1ea1ch \u0111\u00e0n uro (Fpr<0,05-0,001) t\u1ea1i kh\u1ea3o nghi\u1ec7m Nam \u0110\u00e0n.<\/p>\n
(2). T\u1ed5ng \u0111\u1ed9 co r\u00fat tuy\u1ebfn t\u00ednh v\u00e0 \u0111\u1ed9 co r\u00fat tuy\u1ebfn t\u00ednh t\u1ed3n t\u1ea1i m\u1ed1i quan h\u1ec7 t\u01b0\u01a1ng quan t\u01b0\u01a1ng \u0111\u1ed1i ch\u1eb7t (R2<\/sup>= 0,616-0,813). C\u00e1c ch\u1ec9 ti\u00eau \u0111\u00e1nh gi\u00e1 v\u1ebft n\u1ee9t g\u1ed7 \u1edf B\u1ea1ch \u0111\u00e0n uro g\u1ea7n nh\u01b0 kh\u00f4ng c\u00f3 s\u1ef1 thay \u0111\u1ed5i \u0111\u00e1ng k\u1ec3 sau 40 ng\u00e0y c\u1eaft h\u1ea1 (F t\u00ednh gi\u1eefa 40 ng\u00e0y v\u00e0 70 ng\u00e0y = 0,57, R2<\/sup>= 0,9588). \u1ede B\u1ea1ch \u0111\u00e0n uro, h\u1ec7 s\u1ed1 di truy\u1ec1n v\u1ec1 kh\u1ed1i l\u01b0\u1ee3ng ri\u00eang g\u1ed7 l\u00e0 t\u01b0\u01a1ng \u0111\u1ed1i cao (h2 <\/sup>=0,86), \u1edf m\u1ee9c trung b\u00ecnh \u0111\u1ed1i v\u1edbi t\u00ednh tr\u1ea1ng sinh tr\u01b0\u1edfng (h2 <\/sup>= 0,19-0,26 \u0111\u1ed1i v\u1edbi \u0111\u01b0\u1eddng k\u00ednh v\u00e0 h2 <\/sup>= 0,18-0,31 \u0111\u1ed1i v\u1edbi chi\u1ec1u cao) v\u00e0 \u1edf m\u1ee9c th\u1ea5p \u0111\u1ed1i v\u1edbi \u0111\u1ed9 co r\u00fat v\u00e0 v\u1ebft n\u1ee9t (0,014-0,48). T\u01b0\u01a1ng quan di truy\u1ec1n gi\u1eefa sinh tr\u01b0\u1edfng v\u1edbi c\u00e1c t\u00ednh tr\u1ea1ng t\u00ednh ch\u1ea5t g\u1ed7 \u0111\u1ec1u \u1edf m\u1ee9c th\u1ea5p th\u1eadm ch\u00ed l\u00e0 t\u01b0\u01a1ng quan \u00e2m<\/p>\n (3). T\u1ed5 h\u1ee3p lai UP, PU, PC v\u00e0 CP t\u1ea1i nghi\u1ec7m tr\u1ed3ng t\u1ea1i Ba V\u00ec, \u0110\u00f4ng H\u00e0 v\u00e0 B\u1ea7u B\u00e0ng n\u0103m 2012 \u0111\u1ec1u c\u00f3 sinh tr\u01b0\u1edfng v\u01b0\u1ee3t tr\u1ed9i so v\u1edbi c\u00e1c c\u00e2y \u0111\u1ed1i ch\u1ee9ng. Kh\u00f4ng c\u00f3 s\u1ef1 sai kh\u00e1c v\u1ec1 sinh tr\u01b0\u1edfng gi\u1eefa c\u00e1c nh\u00f3m t\u1ed5 h\u1ee3p lai UP, UC v\u00e0 UG trong kh\u1ea3o nghi\u1ec7m t\u1ed5 h\u1ee3p lai tr\u1ed3ng n\u0103m 2014 t\u1ea1i Ba V\u00ec (3 tu\u1ed5i). Tuy nhi\u00ean, \u0111\u1ebfn giai \u0111o\u1ea1n 6 tu\u1ed5i, c\u00e1c t\u1ed5 h\u1ee3p lai UG c\u00f3 sinh tr\u01b0\u1edfng k\u00e9m v\u00e0 t\u1ef7 l\u1ec7 s\u1ed1ng th\u1ea5p h\u01a1n so v\u1edbi c\u00e1c t\u1ed5 h\u1ee3p UP v\u00e0 UC.<\/p>\n (4). C\u00f3 s\u1ef1 sai kh\u00e1c gi\u1eefa c\u00e1c t\u1ed5 h\u1ee3p b\u1ea1ch \u0111\u00e0n lai v\u1ec1 c\u00e1c ch\u1ec9 ti\u00eau t\u00ednh ch\u1ea5t g\u1ed7 nghi\u00ean c\u1ee9u (kh\u1ed1i l\u01b0\u1ee3ng ri\u00eang, m\u00f4 \u0111un \u0111\u00e0n h\u1ed3i) (Fpr<0,05-0,001), m\u1ed9t s\u1ed1 t\u1ed5 h\u1ee3p lai c\u00f3 s\u1ef1 v\u01b0\u1ee3t tr\u1ed9i v\u1ec1 2 ch\u1ec9 ti\u00eau nghi\u00ean c\u1ee9u nh\u01b0: U1021\/2 x P; 1392\/8 x P; U1028\/1 x C; U1028\/1 x G.<\/p>\n (5). Ch\u1ecdn \u0111\u01b0\u1ee3c 1 t\u1ed5 h\u1ee3p lai c\u00f3 sinh tr\u01b0\u1edfng t\u1ed1t t\u1ea1i c\u1ea3 ba kh\u1ea3o nghi\u1ec7m (P96\/3xU2010) v\u00e0 4 t\u1ed5 h\u1ee3p c\u00f3 sinh tr\u01b0\u1edfng t\u1ed1t \u1edf hai kh\u1ea3o nghi\u1ec7m (U1392\/4xP, U1594\/4xP, U262\/3xP, U22xP).<\/p>\n (6). \u0110\u00e3 ch\u1ecdn l\u1ecdc \u0111\u01b0\u1ee3c 32 c\u00e1 th\u1ec3 c\u00e2y tr\u1ed9i B\u1ea1ch \u0111\u00e0n uro, 60 c\u00e1 th\u1ec3 b\u1ea1ch \u0111\u00e0n lai c\u00f3 sinh tr\u01b0\u1edfng nhanh, 1 c\u00e1c th\u1ec3 B\u1ea1ch \u0111\u00e0n uro c\u00f3 sinh tr\u01b0\u1edfng m\u1ee9c \u0111\u1ed9 trung b\u00ecnh kh\u00e1 v\u00e0 kh\u00f4ng c\u00f3 v\u1ebft n\u1ee9t g\u1ed7, 5 gia \u0111\u00ecnh B\u1ea1ch \u0111\u00e0n uro 32TL, 10VX, 24TL, 35VX v\u00e0 22BV c\u00f3 sinh tr\u01b0\u1edfng nhanh v\u00e0 c\u00f3 t\u1ef7 l\u1ec7 T\/R th\u1ea5p th\u00edch h\u1ee3p cho vi\u1ec7c s\u1eed d\u1ee5ng l\u00e0m g\u1ed7 x\u1ebb, \u0111\u00e3 ch\u1ecdn l\u1ecdc \u0111\u01b0\u1ee3c 3 c\u00e2y m\u1eb9: U1028, U1021 v\u00e0 P96\/3 th\u00edch h\u1ee3p cho lai gi\u1ed1ng.<\/p>\n Th\u00f4ng tin lu\u1eadn\u00a0\u00e1n v\u00e0 to\u00e0n v\u0103n lu\u1eadn\u00a0\u00e1n\u00a0\u0111\u00e3\u00a0\u0111\u01b0\u1ee3c\u00a0\u0111\u0103ng t\u1ea3i c\u00f4ng khai tr\u00ean trang th\u00f4ng tin c\u1ee7a B\u1ed9 Gi\u00e1o d\u1ee5c v\u00e0\u00a0\u0110\u00e0o t\u1ea1o t\u1ea1i\u00a0\u0111\u01b0\u1eddng link:\u00a0http:\/\/luanvan.moet.edu.vn\/?page=1.32&view=36021<\/a><\/em><\/p>\n <\/p>\n","protected":false},"excerpt":{"rendered":" T\u00ean \u0111\u1ec1 t\u00e0i lu\u1eadn \u00e1n: Nghi\u00ean c\u1ee9u \u0111\u1eb7c \u0111i\u1ec3m bi\u1ebfn d\u1ecb v\u00e0 kh\u1ea3 n\u0103ng di truy\u1ec1n v\u1ec1 sinh tr\u01b0\u1edfng v\u00e0 m\u1ed9t s\u1ed1 t\u00ednh ch\u1ea5t g\u1ed7 c\u1ee7a B\u1ea1ch \u0111\u00e0n uro v\u00e0 gi\u1ed1ng lai gi\u1eefa B\u1ea1ch \u0111\u00e0n uro v\u1edbi c\u00e1c lo\u00e0i b\u1ea1ch \u0111\u00e0n kh\u00e1c. Chuy\u00ean ng\u00e0nh: Di truy\u1ec1n v\u00e0 Ch\u1ecdn gi\u1ed1ng c\u00e2y l\u00e2m nghi\u1ec7p M\u00e3 s\u1ed1 chuy\u00ean […]<\/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\/20536"}],"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=20536"}],"version-history":[{"count":2,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts\/20536\/revisions"}],"predecessor-version":[{"id":20853,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts\/20536\/revisions\/20853"}],"wp:attachment":[{"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/media?parent=20536"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/categories?post=20536"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/tags?post=20536"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}