{"id":16550,"date":"2016-11-30T11:07:46","date_gmt":"2016-11-30T04:07:46","guid":{"rendered":"http:\/\/vafs.gov.vn\/vn\/?p=16550"},"modified":"2016-11-29T11:16:43","modified_gmt":"2016-11-29T04:16:43","slug":"thong-caribe-cho-mien-nui-phia-bac-bao-nong-nghiep-viet-nam","status":"publish","type":"post","link":"https:\/\/vafs.gov.vn\/vn\/thong-caribe-cho-mien-nui-phia-bac-bao-nong-nghiep-viet-nam\/","title":{"rendered":"Th\u00f4ng Carib\u00ea cho mi\u1ec1n n\u00fai ph\u00eda B\u1eafc \u2013 B\u00e1o N\u00f4ng nghi\u1ec7p Vi\u1ec7t Nam"},"content":{"rendered":"

Xu\u1ea5t x\u1ee9 t\u1eeb c\u00e1c n\u01b0\u1edbc quanh v\u00f9ng v\u1ecbnh Carib\u00ea, th\u00edch nghi v\u00e0 ph\u00e1t tri\u1ec3n t\u1ed1t \u1edf \u0111\u1ed9 cao d\u01b0\u1edbi 300m, \u00edt b\u1ecb s\u00e2u r\u00f3m g\u00e2y h\u1ea1i, l\u1edbn nhanh g\u1ea5p \u0111\u00f4i th\u00f4ng m\u00e3 v\u0129 n\u00ean gi\u1ed1ng th\u00f4ng Carib\u00ea c\u00f3 tri\u1ec3n v\u1ecdng cho tr\u1ed3ng r\u1eebng g\u1ed7 l\u1edbn \u1edf mi\u1ec1n n\u00fai ph\u00eda B\u1eafc<\/p>\n

\"16-11-30<\/a><\/p>\n

R\u1eebng gi\u1ed1ng th\u00f4ng Carib\u00ea t\u1ea1i \u0110\u1ea1i L\u1ea3i, TX Ph\u00fac Y\u00ean, V\u0129nh Ph\u00fac Th\u00f4ng<\/em><\/p>\n

\u00a0Carib\u00ea c\u00f3 t\u00ean khoa h\u1ecdc Pinus caribaea Morelet, thu\u1ed9c h\u1ecd Th\u00f4ng (Pinaceae) ph\u00e2n b\u1ed1 t\u1ef1 nhi\u00ean \u1edf c\u00e1c n\u01b0\u1edbc v\u00e0 \u0111\u1ea3o quanh v\u00f9ng v\u1ecbnh Carib\u00ea, l\u00e0 lo\u00e0i c\u00e2y \u01b0a s\u00e1ng, g\u1ed7 l\u1edbn, cao 15 – 40m, \u0111\u01b0\u1eddng k\u00ednh c\u00f3 th\u1ec3 tr\u00ean 100cm v\u00e0 l\u00e0 m\u1ed9t trong nh\u1eefng lo\u00e0i c\u00e2y h\u1ea1t tr\u1ea7n m\u1ecdc nhanh \u0111\u01b0\u1ee3c tr\u1ed3ng nhi\u1ec1u nh\u1ea5t \u1edf v\u00f9ng nhi\u1ec7t \u0111\u1edbi.<\/p>\n

Th\u00f4ng Carib\u00ea c\u00f3 nh\u1eefng \u0111\u1eb7c \u0111i\u1ec3m \u01b0u vi\u1ec7t h\u01a1n c\u00e1c lo\u00e0i th\u00f4ng kh\u00e1c nh\u01b0 t\u0103ng tr\u01b0\u1edfng, ph\u00e1t tri\u1ec3n nhanh, ch\u1ed1ng ch\u1ecbu t\u1ed1t c\u00f4n tr\u00f9ng, s\u00e2u b\u1ec7nh, ch\u1ea5t l\u01b0\u1ee3ng g\u1ed7 t\u1ed1t, th\u00edch nghi t\u1ed1t trong c\u00e1c m\u00f4i tr\u01b0\u1eddng s\u1ed1ng kh\u00e1c nhau.<\/p>\n

\u1ede l\u1eadp \u0111\u1ecba th\u00edch h\u1ee3p, th\u00f4ng Carib\u00ea t\u0103ng tr\u01b0\u1edfng b\u00ecnh qu\u00e2n t\u1edbi 1,5 m\/n\u0103m v\u1ec1 chi\u1ec1u cao v\u00e0 2,5cm v\u1ec1 \u0111\u01b0\u1eddng k\u00ednh. G\u1ed7 th\u00f4ng Carib\u00ea c\u00f3 m\u00e0u v\u00e0ng nh\u1ea1t t\u01b0\u01a1ng \u0111\u1ed1i c\u1ee9ng, th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0m v\u00e1n \u00e9p, g\u1ed7 x\u00e2y d\u1ef1ng, g\u1ed7 tr\u1ee5 m\u1ecf, v\u00e1n d\u0103m, b\u1ed9t s\u1ee3i gi\u1ea5y.<\/p>\n

Nh\u1eadn th\u1ee9c \u0111\u01b0\u1ee3c nh\u1eefng \u01b0u vi\u1ec7t c\u1ee7a c\u00e2y th\u00f4ng Carib\u00ea, c\u00e1c nh\u00e0 khoa h\u1ecdc c\u1ee7a Vi\u1ec7n Khoa h\u1ecdc L\u00e2m nghi\u1ec7p Vi\u1ec7t Nam (Vafs) \u0111\u00e3 du nh\u1eadp v\u00e0 tr\u1ed3ng kh\u1ea3o nghi\u1ec7m t\u1eeb n\u0103m 1963 t\u1ea1i L\u00e2m \u0110\u1ed3ng v\u00e0 Ph\u00fa Th\u1ecd. T\u1eeb n\u0103m 1980 \u0111\u1ebfn nay, Trung t\u00e2m Nghi\u00ean c\u1ee9u Gi\u1ed1ng c\u00e2y r\u1eebng (VAFS), Trung t\u00e2m Nghi\u00ean c\u1ee9u c\u00e2y nguy\u00ean li\u1ec7u gi\u1ea5y Ph\u00f9 Ninh ph\u1ed1i h\u1ee3p v\u1edbi nhi\u1ec1u c\u01a1 quan \u0111\u00e3 tr\u1ed3ng kh\u1ea3o nghi\u1ec7m th\u00f4ng Carib\u00ea \u1edf nhi\u1ec1u v\u00f9ng sinh th\u00e1i trong c\u1ea3 n\u01b0\u1edbc.<\/p>\n

\u0110\u1eb7c bi\u1ec7t, t\u1eeb n\u0103m 2000 – 2004, Trung t\u00e2m Khoa h\u1ecdc L\u00e2m nghi\u1ec7p \u0110\u00f4ng B\u1eafc B\u1ed9 (thu\u1ed9c VAFS) \u0111\u00e3 x\u00e2y d\u1ef1ng 25ha m\u00f4 h\u00ecnh th\u00f4ng Carib\u00ea tr\u00ean 5 t\u1ec9nh v\u00f9ng \u0110\u00f4ng B\u1eafc g\u1ed3m Cao B\u1eb1ng, L\u1ea1ng S\u01a1n, Th\u00e1i Nguy\u00ean, B\u1eafc Giang v\u00e0 V\u0129nh Ph\u00fac \u0111\u1ec1u cho sinh tr\u01b0\u1edfng t\u1ed1t.<\/p>\n

Tr\u01b0\u1edbc \u0111\u00e2y, c\u00e1c d\u1ef1 \u00e1n tr\u1ed3ng r\u1eebng c\u1ee7a nh\u00e0 n\u01b0\u1edbc r\u1ea5t quen v\u1edbi vi\u1ec7c tr\u1ed3ng c\u00e1c lo\u00e0i th\u00f4ng m\u00e3 v\u0129, th\u00f4ng nh\u1ef1a, song kh\u1ea3 n\u0103ng sinh tr\u01b0\u1edfng k\u00e9m h\u01a1n h\u1eb3n th\u00f4ng Carib\u00ea. \u0110\u1eb7c bi\u1ec7t, th\u00f4ng Carib\u00ea c\u00f3 th\u1ec3 sinh tr\u01b0\u1edfng t\u1ed1t tr\u00ean c\u00e1c l\u1eadp \u0111\u1ecba m\u00e0 c\u00e1c c\u00e2y tr\u1ed3ng kh\u00e1c kh\u00f3 c\u00f3 th\u1ec3 sinh tr\u01b0\u1edfng. Tr\u00ean nh\u1eefng v\u00f9ng \u0111\u1ed3i tho\u00e1i h\u00f3a s\u1ecfi \u0111\u00e1, nh\u1eefng b\u00ecnh \u0111\u1ecba d\u01b0\u1edbi 300m th\u00f4ng Carib\u00ea v\u1eabn cho t\u1ed1c \u0111\u1ed9 sinh tr\u01b0\u1edfng t\u1eeb 20 m3\/ha\/n\u0103m. V\u00ec v\u1eady, c\u00e2y th\u00f4ng Carib\u00ea \u0111\u00e3 \u0111\u01b0\u1ee3c c\u00e1c ch\u01b0\u01a1ng tr\u00ecnh khuy\u1ebfn l\u00e2m qu\u1ed1c gia ch\u1ecdn l\u00e0m c\u00e2y tr\u1ed3ng ch\u00ednh thay th\u1ebf c\u00e1c lo\u00e0i th\u00f4ng c\u0169.<\/p>\n

Hi\u1ec7n th\u00f4ng Carib\u00ea \u0111\u01b0\u1ee3c Trung t\u00e2m Khoa h\u1ecdc L\u00e2m nghi\u1ec7p \u0110\u00f4ng B\u1eafc B\u1ed9 tr\u1ed3ng tr\u00ean ph\u1ea7n l\u1edbn di\u1ec7n t\u00edch \u0111\u1ea5t r\u1eebng c\u1ee7a trung t\u00e2m v\u1edbi t\u1ed1c \u0111\u1ed9 sinh tr\u01b0\u1edfng t\u1eeb 30 m3\/ha\/n\u0103m \u1edf tu\u1ed5i 10 tr\u1edf l\u00ean.<\/p>\n

\"16-11-30<\/a><\/p>\n

TS \u0110\u1eb7ng V\u0103n Thuy\u1ebft, Ch\u1ee7 nhi\u1ec7m \u0111\u1ec1 t\u00e0i Nghi\u00ean c\u1ee9u k\u1ef9 thu\u1eadt tr\u1ed3ng r\u1eebng th\u00e2m canh th\u00f4ng Carib\u00ea cung c\u1ea5p g\u1ed7 l\u1edbn cho bi\u1ebft, di\u1ec7n t\u00edch \u0111\u1ea5t t\u1ef1 nhi\u00ean to\u00e0n qu\u1ed1c th\u00edch h\u1ee3p \u0111\u1ec3 tr\u1ed3ng th\u00f4ng Carib\u00ea chi\u1ebfm kho\u1ea3ng 25%. M\u1eadt \u0111\u1ed9 tr\u1ed3ng ph\u00f9 h\u1ee3p l\u00e0 1.100 c\u00e2y\/ha v\u00e0 v\u1edbi ph\u01b0\u01a1ng th\u1ee9c tr\u1ed3ng th\u00e2m canh, th\u00f4ng Carib\u00ea \u1edf tu\u1ed5i 4 c\u00f3 th\u1ec3 \u0111\u1ea1t tr\u00ean 17 m3\/ha\/n\u0103m.<\/p>\n

R\u1eebng tr\u1ed3ng th\u00f4ng Carib\u00ea v\u1edbi m\u1ee5c \u0111\u00edch ban \u0111\u1ea7u \u0111\u1ec3 cung c\u1ea5p g\u1ed7 nh\u1ecf, m\u1eadt \u0111\u1ed9 tr\u1ed3ng d\u00e0y 1.600 c\u00e2y\/ha, n\u1ebfu t\u1ec9a th\u01b0a \u1edf tu\u1ed5i 13 – 14 gi\u1eef l\u1ea1i nu\u00f4i d\u01b0\u1ee1ng 750 – 800 c\u00e2y\/ha \u0111\u1ec3 l\u1ea5y g\u1ed7 l\u1edbn, sau \u0111\u00f3 ti\u1ebfp t\u1ee5c ch\u0103m s\u00f3c v\u00e0 nu\u00f4i d\u01b0\u1ee1ng r\u1eebng 2 – 3 n\u0103m \u0111\u1ea1t t\u0103ng tr\u01b0\u1edfng t\u1eeb 27 – 39 m3\/ha\/n\u0103m.<\/p>\n

Gi\u1ed1ng th\u00f4ng Carib\u00ea hi\u1ec7n \u0111\u00e3 \u0111\u01b0\u1ee3c ch\u1ecdn l\u1ecdc v\u00e0 c\u00f4ng nh\u1eadn gi\u1ed1ng ti\u1ebfn b\u1ed9 k\u1ef9 thu\u1eadt (theo Q\u0110 s\u1ed1 3614\/Q\u0110-BNN- KHCN ng\u00e0y 8\/8\/2001 c\u1ee7a B\u1ed9 NN-PTNT v\u00e0 l\u00e0 lo\u00e0i c\u00e2y \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o danh l\u1ee5c c\u00e2y tr\u1ed3ng r\u1eebng ch\u1ee7 l\u1ef1c cho c\u00e1c t\u1ec9nh mi\u1ec1n n\u00fai ph\u00eda B\u1eafc. Theo \u00f4ng L\u00ea V\u0103n B\u00ecnh, Ph\u00f3 tr\u01b0\u1edfng B\u1ed9 m\u00f4n Nghi\u00ean c\u1ee9u gi\u1ed1ng v\u00e0 c\u00f4ng ngh\u1ec7 sinh h\u1ecdc (Trung t\u00e2m Khoa h\u1ecdc L\u00e2m nghi\u1ec7p \u0110\u00f4ng B\u1eafc B\u1ed9), th\u1ef1c hi\u1ec7n m\u00f4 h\u00ecnh khuy\u1ebfn l\u00e2m tr\u00ean m\u1ed9t s\u1ed1 t\u1ec9nh v\u00f9ng \u0110\u00f4ng B\u1eafc cho th\u1ea5y th\u00f4ng Carib\u00ea c\u00f3 t\u1ed1c \u0111\u1ed9 sinh tr\u01b0\u1edfng nhanh, thu nh\u1eadp cao h\u01a1n tr\u1ed3ng keo.<\/p>\n

S\u1edf h\u1eefu di\u1ec7n t\u00edch 40ha r\u1eebng gi\u1ed1ng th\u00f4ng Carib\u00ea chuy\u1ec3n h\u00f3a v\u1edbi s\u1ea3n l\u01b0\u1ee3ng h\u1ea1t gi\u1ed1ng ch\u1ea5t l\u01b0\u1ee3ng cao t\u1eeb 50 – 100 kg\/n\u0103m, Trung t\u00e2m Khoa h\u1ecdc L\u00e2m nghi\u1ec7p \u0110\u00f4ng B\u1eafc B\u1ed9 c\u00f3 th\u1ec3 cung c\u1ea5p h\u00e0ng tri\u1ec7u c\u00e2y gi\u1ed1ng th\u00f4ng Carib\u00ea ph\u1ee5c v\u1ee5 cho c\u00e1c ch\u01b0\u01a1ng tr\u00ecnh tr\u1ed3ng r\u1eebng g\u1ed7 l\u1edbn, g\u1ed7 \u0111a m\u1ee5c \u0111\u00edch h\u00e0ng n\u0103m.<\/p>\n

C\u00e1c nh\u00e0 khoa h\u1ecdc c\u1ee7a VAFS v\u00e0 Vi\u1ec7n C\u00f4ng nghi\u1ec7p gi\u1ea5y xenlul\u00f4 kh\u1eb3ng \u0111\u1ecbnh, th\u00f4ng Carib\u00ea tr\u1ed3ng \u1edf n\u01b0\u1edbc ta l\u00e0 nguy\u00ean li\u1ec7u \u0111\u1ea1t ti\u00eau chu\u1ea9n \u0111\u1ec3 s\u1ea3n xu\u1ea5t b\u1ed9t gi\u1ea5y ch\u1ea5t l\u01b0\u1ee3ng cao ho\u1eb7c g\u1ed7 \u0111\u00f3ng \u0111\u1ed3 n\u1ed9i th\u1ea5t\u2026, ngo\u00e0i ra g\u1ed7 th\u00f4ng Carib\u00ea c\u00f2n c\u00f3 th\u1ec3 cho khai th\u00e1c nh\u1ef1a. <\/i><\/b><\/p>\n

\u00a0NGUY\u00caN HU\u00c2N – TR\u1ea6N LONG<\/p>\n

\u00a0Ngu\u1ed3n: http:\/\/nongnghiep.vn\/thong-caribe-cho-mien-nui-phia-bac-post181007.html<\/i><\/p>\n","protected":false},"excerpt":{"rendered":"

Xu\u1ea5t x\u1ee9 t\u1eeb c\u00e1c n\u01b0\u1edbc quanh v\u00f9ng v\u1ecbnh Carib\u00ea, th\u00edch nghi v\u00e0 ph\u00e1t tri\u1ec3n t\u1ed1t \u1edf \u0111\u1ed9 cao d\u01b0\u1edbi 300m, \u00edt b\u1ecb s\u00e2u r\u00f3m g\u00e2y h\u1ea1i, l\u1edbn nhanh g\u1ea5p \u0111\u00f4i th\u00f4ng m\u00e3 v\u0129 n\u00ean gi\u1ed1ng th\u00f4ng Carib\u00ea c\u00f3 tri\u1ec3n v\u1ecdng cho tr\u1ed3ng r\u1eebng g\u1ed7 l\u1edbn \u1edf mi\u1ec1n n\u00fai ph\u00eda B\u1eafc R\u1eebng gi\u1ed1ng th\u00f4ng Carib\u00ea t\u1ea1i […]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[51,72],"tags":[],"_links":{"self":[{"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts\/16550"}],"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\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/comments?post=16550"}],"version-history":[{"count":1,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts\/16550\/revisions"}],"predecessor-version":[{"id":16553,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts\/16550\/revisions\/16553"}],"wp:attachment":[{"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/media?parent=16550"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/categories?post=16550"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/tags?post=16550"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}