{"id":9389,"date":"2010-07-28T07:33:53","date_gmt":"2010-07-28T00:33:53","guid":{"rendered":"http:\/\/vafs.gov.vn\/vn\/2010\/07\/nghien-cuu-dac-diem-tai-sinh-tu-nhien-loai-voi-thuoc-schima-wallichii-choisy-o-cac-trang-thai-rung-tu-nhien-phuc-hoi-tai-huyen-luc-ngan-va-luc-nam-tinh-bac-giang\/"},"modified":"2015-05-19T14:33:48","modified_gmt":"2015-05-19T07:33:48","slug":"nghien-cuu-dac-diem-tai-sinh-tu-nhien-loai-voi-thuoc-schima-wallichii-choisy-o-cac-trang-thai-rung-tu-nhien-phuc-hoi-tai-huyen-luc-ngan-va-luc-nam-tinh-bac-giang","status":"publish","type":"post","link":"https:\/\/vafs.gov.vn\/vn\/nghien-cuu-dac-diem-tai-sinh-tu-nhien-loai-voi-thuoc-schima-wallichii-choisy-o-cac-trang-thai-rung-tu-nhien-phuc-hoi-tai-huyen-luc-ngan-va-luc-nam-tinh-bac-giang\/","title":{"rendered":"Nghi\u00ean c\u1ee9u \u0111\u1eb7c \u0111i\u1ec3m t\u00e1i sinh t\u1ef1 nhi\u00ean lo\u00e0i V\u1ed1i thu\u1ed1c (Schima wallichii Choisy) \u1edf c\u00e1c tr\u1ea1ng th\u00e1i r\u1eebng t\u1ef1 nhi\u00ean ph\u1ee5c h\u1ed3i t\u1ea1i huy\u1ec7n L\u1ee5c Ng\u1ea1n v\u00e0 L\u1ee5c Nam, t\u1ec9nh B\u1eafc Giang"},"content":{"rendered":"

V\u00f5 \u0110\u1ea1i H\u1ea3i<\/strong><\/em><\/p>\n

Vi\u1ec7n Khoa h\u1ecdc L\u00e2m nghi<\/em>\u1ec7p Vi\u1ec7t Nam<\/p>\n

T\u00d3M T\u1eaeT<\/strong><\/p>\n

V\u1ed1i thu\u1ed1c l\u00e0 lo\u00e0i c\u00e2y b\u1ea3n \u0111\u1ecba, g\u1ed7 l\u1edbn, \u0111a t\u00e1c d\u1ee5ng, c\u00f3 kh\u1ea3 n\u0103ng t\u00e1i sinh t\u1ef1 nhi\u00ean t\u1eeb ch\u1ed3i v\u00e0 h\u1ea1t r\u1ea5t t\u1ed1t. Nghi\u00ean c\u1ee9u \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n t\u1ea1i khu v\u1ef1c r\u1eebng t\u1ef1 nhi\u00ean c\u00f3 V\u1ed1i thu\u1ed1c ph\u00e2n b\u1ed1 tr\u00ean \u0111\u1ecba b\u00e0n huy\u1ec7n L\u1ee5c Ng\u1ea1n v\u00e0 L\u1ee5c Nam, t\u1ec9nh B\u1eafc Giang. K\u1ebft qu\u1ea3 nghi\u00ean c\u1ee9u cho th\u1ea5y V\u1ed1i thu\u1ed1c l\u00e0 lo\u00e0i c\u00f3 kh\u1ea3 n\u0103ng t\u00e1i sinh r\u1ea5t m\u1ea1nh v\u1edbi h\u1ec7 s\u1ed1 t\u1ed5 th\u00e0nh c\u00f3 n\u01a1i l\u00ean t\u1edbi 5,3 \u0111\u1ed1i v\u1edbi tr\u01b0\u1eddng h\u1ee3p V\u1ed1i thu\u1ed1c t\u00e1i sinh d\u01b0\u1edbi t\u00e1n r\u1eebng tr\u1ea1ng th\u00e1i IIa v\u00e0 bi\u1ebfn \u0111\u1ed9ng t\u1eeb 2,1-3,0 \u0111\u1ed1i v\u1edbi tr\u1ea1ng th\u00e1i r\u1eebng IIb; T\u1ef7 l\u1ec7 c\u00e2y t\u00e1i sinh c\u00f3 tri\u1ec3n v\u1ecdng trung b\u00ecnh \u0111\u1ea1t 56%; T\u1ef7 l\u1ec7 c\u00e2y V\u1ed1i thu\u1ed1c t\u00e1i sinh c\u00f3 ch\u1ea5t l\u01b0\u1ee3ng trung b\u00ecnh v\u00e0 t\u1ed1t chi\u1ebfm t\u1ef7 l\u1ec7 r\u1ea5t cao t\u1eeb 86-100%; C\u00e2y t\u00e1i sinh c\u00f3 chi\u1ec1u cao d\u01b0\u1edbi 1m chi\u1ebfm t\u1ef7 l\u1ec7 48-53%; M\u1ea1ng h\u00ecnh c\u00e2y t\u00e1i sinh c\u00f3 ph\u00e2n b\u1ed1 \u0111\u1ec1u.<\/p>\n

T\u1eeb kh\u00f3a<\/strong>: V\u1ed1i thu\u1ed1c (Schima wallichii <\/em>Choisy), T\u00e1i sinh t\u1ef1 nhi\u00ean, R\u1eebng ph\u1ee5c h\u1ed3i, B\u1eafc Giang<\/p>\n

\u0110\u1eb6T V\u1ea4N \u0110\u1ec0<\/strong><\/p>\n

V\u1ed1i thu\u1ed1c (Schima wallichii<\/em> Choisy) l\u00e0 lo\u00e0i c\u00e2y g\u1ed7 l\u1edbn, ph\u00e2n b\u1ed1 r\u1ed9ng v\u00e0 \u0111a t\u00e1c d\u1ee5ng. G\u1ed7 V\u1ed1i thu\u1ed1c b\u1ec1n \u0111\u1eb9p, \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0m nh\u00e0, \u0111\u1ed3 gia d\u1ee5ng; v\u1ecf v\u00e0 r\u1ec5 c\u00e2y \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0m thu\u1ed1c v\u00e0 s\u1ea3n xu\u1ea5t c\u00e1c ch\u1ebf ph\u1ea9m c\u00f4ng nghi\u1ec7p. Ngo\u00e0i ra, v\u1edbi nh\u1eefng \u0111\u1eb7c t\u00ednh \u01b0u vi\u1ec7t l\u00e0 \u01b0a s\u00e1ng, kh\u1ea3 n\u0103ng ch\u1ed1ng ch\u1ecbu cao, sinh tr\u01b0\u1edfng t\u01b0\u01a1ng \u0111\u1ed1i nhanh, t\u00e1i sinh t\u1ef1 nhi\u00ean t\u1ed1t, V\u1ed1i thu\u1ed1c \u0111\u00e3 \u0111\u01b0\u1ee3c l\u1ef1a ch\u1ecdn l\u00e0 m\u1ed9t trong nh\u1eefng lo\u00e0i c\u00e2y b\u1ea3n \u0111\u1ecba s\u1eed d\u1ee5ng trong khoanh nu\u00f4i, x\u00fac ti\u1ebfn t\u00e1i sinh r\u1eebng t\u1ef1 nhi\u00ean, \u0111\u1eb7c bi\u1ec7t tr\u00ean nh\u1eefng l\u1eadp \u0111\u1ecba kh\u1eafc nghi\u1ec7t mang l\u1ea1i hi\u1ec7u qu\u1ea3 cao.B\u1eafc Giang l\u00e0 m\u1ed9t trong nh\u1eefng \u0111\u1ecba ph\u01b0\u01a1ng c\u00f3 V\u1ed1i thu\u1ed1c ph\u00e2n b\u1ed1 t\u1ef1 nhi\u00ean v\u00e0 ph\u00e1t tri\u1ec3n kh\u00e1 t\u1ed1t, c\u00e2y th\u01b0\u1eddng m\u1ecdc th\u00e0nh r\u1eebng t\u1ef1 nhi\u00ean, chi\u1ebfm \u01b0u th\u1ebf trong t\u1ed5 th\u00e0nh r\u1eebng ho\u1eb7c g\u1ea7n nh\u01b0 thu\u1ea7n lo\u00e0i. Tuy nhi\u00ean, cho \u0111\u1ebfn nay nh\u1eefng nghi\u00ean c\u1ee9u v\u1ec1 \u0111\u1eb7c \u0111i\u1ec3m t\u00e1i sinh t\u1ef1 nhi\u00ean c\u1ee7a V\u1ed1i thu\u1ed1c c\u00f2n r\u1ea5t \u00edt, v\u00ec v\u1eady thi\u1ebfu nh\u1eefng c\u01a1 s\u1edf khoa h\u1ecdc cho ph\u1ee5c h\u1ed3i v\u00e0 ph\u00e1t tri\u1ec3n r\u1eebng t\u1ef1 nhi\u00ean V\u1ed1i thu\u1ed1c tr\u00ean \u0111\u1ecba b\u00e0n t\u1ec9nh B\u1eafc Giang.<\/p>\n

(Trang 1149-1156)<\/p>\n","protected":false},"excerpt":{"rendered":"

\nV\u1ed1i thu\u1ed1c là loài cây b\u1ea3n \u0111\u1ecba, g\u1ed7 l\u1edbn, \u0111a tác d\u1ee5ng, có kh\u1ea3 n\u0103ng tái sinh t\u1ef1 nhiên t\u1eeb ch\u1ed3i và h\u1ea1t r\u1ea5t t\u1ed1t. Nghiên c\u1ee9u \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n t\u1ea1i khu v\u1ef1c r\u1eebng t\u1ef1 nhiên có V\u1ed1i thu\u1ed1c phân b\u1ed1 trên \u0111\u1ecba bàn huy\u1ec7n L\u1ee5c Ng\u1ea1n và L\u1ee5c Nam, t\u1ec9nh B\u1eafc Giang. K\u1ebft qu\u1ea3 nghiên c\u1ee9u cho th\u1ea5y V\u1ed1i thu\u1ed1c là loài có kh\u1ea3 n\u0103ng tái sinh r\u1ea5t m\u1ea1nh v\u1edbi h\u1ec7 s\u1ed1 t\u1ed5 thành có n\u01a1i lên t\u1edbi 5,3 \u0111\u1ed1i v\u1edbi tr\u01b0\u1eddng h\u1ee3p V\u1ed1i thu\u1ed1c tái sinh d\u01b0\u1edbi tán r\u1eebng tr\u1ea1ng thái IIa và bi\u1ebfn \u0111\u1ed9ng t\u1eeb 2,1-3,0 \u0111\u1ed1i v\u1edbi tr\u1ea1ng thái r\u1eebng IIb; T\u1ef7 l\u1ec7 cây tái sinh có tri\u1ec3n v\u1ecdng trung bình \u0111\u1ea1t 56%; T\u1ef7 l\u1ec7 cây V\u1ed1i thu\u1ed1c tái sinh có ch\u1ea5t l\u01b0\u1ee3ng trung bình và t\u1ed1t chi\u1ebfm t\u1ef7 l\u1ec7 r\u1ea5t cao t\u1eeb 86-100%; Cây tái sinh có chi\u1ec1u cao d\u01b0\u1edbi 1m chi\u1ebfm t\u1ef7 l\u1ec7 48-53%; M\u1ea1ng hình cây tái sinh có phân b\u1ed1 \u0111\u1ec1u. <\/span><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[18],"tags":[],"_links":{"self":[{"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts\/9389"}],"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\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/comments?post=9389"}],"version-history":[{"count":2,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts\/9389\/revisions"}],"predecessor-version":[{"id":15276,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts\/9389\/revisions\/15276"}],"wp:attachment":[{"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/media?parent=9389"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/categories?post=9389"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/tags?post=9389"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}