{"id":9391,"date":"2010-07-29T08:02:02","date_gmt":"2010-07-29T01:02:02","guid":{"rendered":"http:\/\/vafs.gov.vn\/vn\/2010\/07\/de-xuat-su-dung-kich-thuoc-thich-hop-cua-o-tieu-chuan-va-da-dang-sinh-hoc-thuc-vat-rung-thong-ba-la-pinus-kesiya-moc-tu-nhien-o-lam-dong-va-vung-lan-can\/"},"modified":"2015-05-19T14:33:58","modified_gmt":"2015-05-19T07:33:58","slug":"de-xuat-su-dung-kich-thuoc-thich-hop-cua-o-tieu-chuan-va-da-dang-sinh-hoc-thuc-vat-rung-thong-ba-la-pinus-kesiya-moc-tu-nhien-o-lam-dong-va-vung-lan-can","status":"publish","type":"post","link":"https:\/\/vafs.gov.vn\/vn\/de-xuat-su-dung-kich-thuoc-thich-hop-cua-o-tieu-chuan-va-da-dang-sinh-hoc-thuc-vat-rung-thong-ba-la-pinus-kesiya-moc-tu-nhien-o-lam-dong-va-vung-lan-can\/","title":{"rendered":"\u0110\u1ec1 xu\u1ea5t s\u1eed d\u1ee5ng k\u00edch th\u01b0\u1edbc th\u00edch h\u1ee3p c\u1ee7a \u00f4 ti\u00eau chu\u1ea9n v\u00e0 \u0111a d\u1ea1ng sinh h\u1ecdc th\u1ef1c v\u1eadt r\u1eebng Th\u00f4ng ba l\u00e1 (Pinus kesiya) m\u1ecdc t\u1ef1 nhi\u00ean \u1edf L\u00e2m \u0110\u1ed3ng v\u00e0 v\u00f9ng l\u00e2n c\u1eadn"},"content":{"rendered":"

Nguy\u1ec5n Duy Ch\u00ednh <\/strong><\/p>\n

Khoa Sinh h\u1ecdc, \u0110\u1ea1i h\u1ecdc \u0110\u00e0 L\u1ea1t<\/em><\/em><\/p>\n

Hu\u1ef3nh Kim \u00c1nh <\/strong><\/p>\n

Khoa Khoa h\u1ecdc T\u1ef1 nhi\u00ean, \u0110\u1ea1i h\u1ecdc Ph\u00fa Y\u00ean<\/em><\/p>\n

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

S\u1eed d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p \u00f4 x\u1ebfp ch\u1ed3ng \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh di\u1ec7n t\u00edch th\u00edch h\u1ee3p c\u1ee7a \u00f4 ti\u00eau chu\u1ea9n \u0111\u1ee7 \u0111\u1ec3 nghi\u00ean c\u1ee9u \u0111a d\u1ea1ng sinh h\u1ecdc \u1edf ki\u1ec3u r\u1eebng Th\u00f4ng ba l\u00e1 m\u1ecdc t\u1ef1 nhi\u00ean \u1edf L\u00e2m \u0110\u1ed3ng v\u00e0 v\u00f9ng l\u00e2n c\u1eadn. C\u00e1c \u00f4 x\u1ebfp ch\u1ed3ng c\u00f3 k\u00edch th\u01b0\u1edbc: 10x10m, 15x15m, 20x20m, 25x25m, 30x30m, 35x35m v\u00e0 40x40m. \u00d4 ti\u00eau chu\u1ea9n \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh v\u1edbi k\u00ednh th\u01b0\u1edbc 35x35m l\u00e1 th\u00edch h\u1ee3p cho nghi\u00ean c\u1ee9u \u0111a d\u1ea1ng th\u1ef1c v\u1eadt, \u0111\u1eb7c bi\u1ec7t l\u00e0 v\u1edbi r\u1eebng Th\u00f4ng ba l\u00e1 (Pinus kesiya<\/em> Royle ex Gordon) m\u1ecdc t\u1ef1 nhi\u00ean \u1edf L\u00e2m \u0110\u1ed3ng v\u00e0 c\u00e1c v\u00f9ng l\u00e2n c\u1eadn tr\u00ean c\u00e1c \u0111ai cao \u0111\u1ed9 t\u1eeb 800m \u0111\u1ebfn 2000m. V\u1edbi t\u1ed5ng s\u1ed1 20 \u00f4 ti\u00eau chu\u1ea9n \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n, ch\u1ec9 s\u1ed1 \u0111\u1eb7c tr\u01b0ng chung v\u1ec1 \u0111a d\u1ea1ng sinh h\u1ecdc (ch\u1ec9 s\u1ed1 trung b\u00ecnh), th\u00e0nh ph\u1ea7n lo\u00e0i v\u00e0 \u0111a d\u1ea1ng d\u1ea1ng s\u1ed1ng c\u1ee7a ki\u1ec3u r\u1eebng n\u00e0y \u0111\u00e3 \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh, trong \u0111\u00f3 ch\u1ec9 s\u1ed1 Margalef trung b\u00ecnh (DMarg<\/sub>) \u0111\u01b0\u1ee3c l\u00e0 3,76. Th\u00e0nh ph\u1ea7n lo\u00e0i kh\u00e1 gi\u00e0u v\u00e0 \u0111a d\u1ea1ng, bao g\u1ed3m 244 lo\u00e0i thu\u1ed9c 179 chi, 68 h\u1ecd c\u1ee7a 4 ng\u00e0nh th\u1ef1c v\u1eadt c\u00f3 m\u1ea1ch (Lycopodiphyta, Poplypodiophyta, Pinophyta v\u00e0 Magnoliophyta). C\u00f3 8 lo\u00e0i \u0111\u01b0\u1ee3c ghi trong S\u00e1ch \u0110\u1ecf Vi\u1ec7t Nam. C\u00f3 8 d\u1ea1ng s\u1ed1ng trong \u0111\u00f3: Megaphanerophytes (0,82), Microphanerophytes (9,01), Nanophanerophytes (18,44), Chamaephytes (27,46), Therophytes (27,05), Lianophanerophytes (6,15), Cryptophytes (6,65) v\u00e0 Epiphytes (4,51).<\/p>\n

T\u1eeb kh\u00f3a<\/strong>: \u00d4 x\u1ebfp ch\u1ed3ng, \u0110a d\u1ea1ng sinh h\u1ecdc, R\u1eebng Th\u00f4ng ba l\u00e1, Ch\u1ec9 s\u1ed1 Margalef, L\u00e2m \u0110\u1ed3ng.<\/p>\n

(Trang 1157-1169)<\/p>\n","protected":false},"excerpt":{"rendered":"

\nS\u1eed d\u1ee5ng ph\u01b0\u01a1ng pháp ô x\u1ebfp ch\u1ed3ng \u0111\u1ec3 xác \u0111\u1ecbnh di\u1ec7n tích thích h\u1ee3p c\u1ee7a ô tiêu chu\u1ea9n \u0111\u1ee7 \u0111\u1ec3 nghiên c\u1ee9u \u0111a d\u1ea1ng sinh h\u1ecdc \u1edf ki\u1ec3u r\u1eebng Thông ba lá m\u1ecdc t\u1ef1 nhiên \u1edf Lâm \u0110\u1ed3ng và vùng lân c\u1eadn. Các ô x\u1ebfp ch\u1ed3ng có kích th\u01b0\u1edbc: 10x10m, 15x15m, 20x20m, 25x25m, 30x30m, 35x35m và 40x40m. Ô tiêu chu\u1ea9n \u0111\u01b0\u1ee3c xác \u0111\u1ecbnh v\u1edbi kính th\u01b0\u1edbc 35x35m lá thích h\u1ee3p cho nghiên c\u1ee9u \u0111a d\u1ea1ng th\u1ef1c v\u1eadt, \u0111\u1eb7c bi\u1ec7t là v\u1edbi r\u1eebng Thông ba lá (Pinus kesiya<\/em> Royle ex Gordon) m\u1ecdc t\u1ef1 nhiên \u1edf Lâm \u0110\u1ed3ng và các vùng lân c\u1eadn trên các \u0111ai cao \u0111\u1ed9 t\u1eeb  <\/span>800m \u0111\u1ebfn 2000m. <\/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\/9391"}],"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=9391"}],"version-history":[{"count":2,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts\/9391\/revisions"}],"predecessor-version":[{"id":15277,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts\/9391\/revisions\/15277"}],"wp:attachment":[{"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/media?parent=9391"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/categories?post=9391"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/tags?post=9391"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}