{"id":18876,"date":"2019-07-11T18:26:36","date_gmt":"2019-07-11T11:26:36","guid":{"rendered":"http:\/\/vafs.gov.vn\/vn\/?p=18876"},"modified":"2019-07-23T19:45:07","modified_gmt":"2019-07-23T12:45:07","slug":"thong-tin-luan-an-cua-nghien-cuu-sinh-pham-quang-tuyen","status":"publish","type":"post","link":"https:\/\/vafs.gov.vn\/vn\/thong-tin-luan-an-cua-nghien-cuu-sinh-pham-quang-tuyen\/","title":{"rendered":"Th\u00f4ng tin Lu\u1eadn \u00e1n c\u1ee7a Nghi\u00ean c\u1ee9u sinh Ph\u1ea1m Quang Tuy\u1ebfn"},"content":{"rendered":"<p>T\u00ean \u0111\u1ec1 t\u00e0i lu\u1eadn \u00e1n: <strong><em>Nghi\u00ean c\u1ee9u \u0111\u1eb7c \u0111i\u1ec3m th\u1ef1c v\u1eadt b\u1eadc cao c\u00f3 m\u1ea1ch v\u00e0 \u0111\u1ec1 xu\u1ea5t gi\u1ea3i ph\u00e1p b\u1ea3o t\u1ed3n m\u1ed9t s\u1ed1 lo\u00e0i th\u1ef1c v\u1eadt qu\u00fd hi\u1ebfm t\u1ea1i KBTTN Na Hang \u2013 Tuy\u00ean Quang<\/em><\/strong><\/p>\n<p>Chuy\u00ean ng\u00e0nh: L\u00e2m sinh \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 M\u00e3 s\u1ed1: 9 62 02 05<\/p>\n<p>H\u1ecd v\u00e0 t\u00ean nghi\u00ean c\u1ee9u sinh: Ph\u1ea1m Quang Tuy\u1ebfn<\/p>\n<p>H\u1ecd v\u00e0 t\u00ean c\u00e1n b\u1ed9 h\u01b0\u1edbng d\u1eabn: PGS.TS. Tri\u1ec7u V\u0103n H\u00f9ng v\u00e0 TS. Phan Minh S\u00e1ng<\/p>\n<p>T\u00ean c\u01a1 s\u1edf \u0111\u00e0o t\u1ea1o: Vi\u1ec7n Khoa h\u1ecdc L\u00e2m nghi\u1ec7p Vi\u1ec7t Nam<\/p>\n<p>T\u00d3M T\u1eaeT NH\u1eeeNG K\u1ebeT LU\u1eacN M\u1edaI C\u1ee6A LU\u1eacN \u00c1N:<\/p>\n<ol>\n<li>K\u1ebft qu\u1ea3 \u0111\u00e3 x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c 8 ki\u1ec3u th\u1ea3m th\u1ef1c v\u1eadt r\u1eebng t\u1ef1 nhi\u00ean v\u00e0 4 ki\u1ec3u th\u1ea3m th\u1ef1c v\u1eadt nh\u00e2n t\u00e1c v\u00e0 x\u00e2y d\u1ef1ng \u0111\u01b0\u1ee3c b\u1ea3n \u0111\u1ed3 th\u1ea3m th\u1ef1c v\u1eadt cho to\u00e0n b\u1ed9 khu KBTTN Na Hang v\u1edbi \u0111\u1ed9 ch\u00ednh x\u00e1c ki\u1ec3m tra ngo\u00e0i th\u1ef1c \u0111\u1ecba \u0111\u1ea1t 90,4%. Ch\u1ec9 s\u1ed1 \u0111a d\u1ea1ng sinh h\u1ecdc c\u1ee7a m\u1ed9t s\u1ed1 ki\u1ec3u th\u1ea3m th\u1ef1c v\u1eadt ch\u00ednh c\u00f3 xu h\u01b0\u1edbng gi\u1ea3m d\u1ea7n t\u1eeb tr\u1ea1ng th\u00e1i r\u1eebng gi\u00e0u \u0111\u1ebfn r\u1eebng ngh\u00e8o v\u00e0 \u0111ai th\u1ea5p l\u00ean \u0111ai cao: Ch\u1ec9 s\u1ed1 Shannon \u2013 Wiener <em>R\u1eebng g\u1ed7 t\u1ef1 nhi\u00ean n\u00fai \u0111\u00e1 LRTX gi\u00e0u <\/em>\u0111ai cao \u2264700m c\u00f3 ch\u1ec9 s\u1ed1 \u0111a d\u1ea1ng cao nh\u1ea5t (3,94) sau \u0111\u00f3 gi\u1ea3m d\u1ea7n <em>R\u1eebng h\u1ed7n giao t\u1ef1 nhi\u00ean n\u00fai \u0111\u00e1<\/em> (3,16), <em>R\u1eebng g\u1ed7 t\u1ef1 nhi\u00ean n\u00fai \u0111\u00e1 LRTX ngh\u00e8o <\/em>(2,64). Ch\u1ec9 s\u1ed1 Simpson <em>R\u1eebng g\u1ed7 t\u1ef1 nhi\u00ean n\u00fai \u0111\u00e1 LRTX gi\u00e0u <\/em>\u0111ai cao \u2264700m l\u00e0 cao nh\u1ea5t (0,98) c\u00f2n th\u1ea5p nh\u1ea5t <em>R\u1eebng g\u1ed7 t\u1ef1 nhi\u00ean n\u00fai \u0111\u00e1 LRTX ngh\u00e8o <\/em>\u0111ai cao &gt;700m ch\u1ec9 s\u1ed1 \u0111a d\u1ea1ng (0,87). Ch\u1ec9 s\u1ed1 t\u01b0\u01a1ng \u0111\u1ed3ng Sorensen SI gi\u1eefa 2 \u0111ai cao l\u00e0 0,22 c\u00f3 s\u1ef1 kh\u00e1c nhau kh\u00e1 l\u1edbn v\u1ec1 s\u1ed1 lo\u00e0i th\u1ef1c v\u1eadt gi\u1eefa 02 \u0111ai. C\u1ea5u tr\u00fac t\u1ed5 th\u00e0nh c\u1ee7a m\u1ed9t s\u1ed1 ki\u1ec3u th\u1ea3m th\u1ef1c v\u1eadt c\u00f3 s\u1ef1 \u0111a d\u1ea1ng phong ph\u00fa, s\u1ed1 l\u01b0\u1ee3ng lo\u00e0i c\u00e2y tham gia v\u00e0o c\u00f4ng th\u1ee9c t\u1ed5 th\u00e0nh th\u01b0\u1eddng t\u1eeb 5-7 lo\u00e0i, ch\u1ee7 y\u1ebfu l\u00e0 c\u00e1c lo\u00e0i c\u00e2y \u0111\u1eb7c tr\u01b0ng cho h\u1ec7 sinh th\u00e1i n\u00fai \u0111\u00e1.<\/li>\n<li>X\u00e2y d\u1ef1ng \u0111\u01b0\u1ee3c danh l\u1ee5c th\u1ef1c v\u1eadt khu b\u1ea3o t\u1ed3n v\u1edbi 1374 lo\u00e0i thu\u1ed9c 676 chi, 168 h\u1ecd c\u1ee7a 5 ng\u00e0nh th\u1ef1c v\u1eadt b\u1eadc cao c\u00f3 m\u1ea1ch. S\u1ed1 l\u01b0\u1ee3ng lo\u00e0i so v\u1edbi danh l\u1ee5c c\u0169 2006 \u0111\u00e3 t\u0103ng l\u00ean 212 lo\u00e0i, t\u01b0\u01a1ng \u0111\u01b0\u01a1ng 18,24 % s\u1ed1 lo\u00e0i. Lu\u1eadn \u00e1n \u0111\u00e3 x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c 01 lo\u00e0i m\u1edbi b\u1ed5 sung cho danh l\u1ee5c th\u1ef1c v\u1eadt Vi\u1ec7t Nam l\u00e0 lo\u00e0i Nam tinh Liheng, t\u00ean khoa h\u1ecdc l\u00e0 <em>Arisaema lihengianum <\/em>J. Murata &amp; S. K. Wu,. X\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c 10 h\u1ecd th\u1ef1c v\u1eadt \u0111a d\u1ea1ng nh\u1ea5t c\u00f3 t\u1eeb 26 lo\u00e0i tr\u1edf l\u00ean, trong \u0111\u00f3 h\u1ecd \u0111a d\u1ea1ng nh\u1ea5t l\u00e0 Th\u1ea7u d\u1ea7u (Euphorbiaceae) c\u00f3 58 lo\u00e0i, chi\u1ebfm 4,22%. H\u1ec7 th\u1ef1c v\u1eadt trong khu v\u1ef1c bao g\u1ed3m 5 d\u1ea1ng s\u1ed1ng, trong \u0111\u00f3 nh\u00f3m c\u00e2y ch\u1ed3i tr\u00ean chi\u1ebfm t\u1ef7 l\u1ec7 cao nh\u1ea5t 73,94% v\u00e0 th\u1ea5p nh\u1ea5t l\u00e0 nh\u00f3m c\u00e2y ch\u1ed3i n\u1eeda \u1ea9n 2,26%. Trong t\u1ed5ng s\u1ed1 1374 lo\u00e0i th\u00ec c\u00f3 \u0111\u1ebfn 1291 lo\u00e0i c\u00e2y c\u00f3 \u00edch chi\u1ebfm 93,96% s\u1ed1 lo\u00e0i, trong \u0111\u00f3 812 lo\u00e0i \u0111\u01b0\u1ee3c d\u00f9ng l\u00e0m thu\u1ed1c, chi\u1ebfm t\u1ef7 l\u1ec7 cao nh\u1ea5t v\u1edbi 59,23%, sau \u0111\u00f3 l\u00e0 nh\u00f3m c\u00e2y l\u1ea5y g\u1ed7 chi\u1ebfm 24,29%, nh\u00f3m c\u00e2y l\u00e0m c\u1ea3nh 209 lo\u00e0i chi\u1ebfm 15,24%, nh\u00f3m c\u00e2y \u0103n \u0111\u01b0\u1ee3c 205 lo\u00e0i chi\u1ebfm 14,95%, c\u00e2y c\u00f3 ho\u1ea1t t\u00ednh 99 lo\u00e0i (7,22%), c\u00e2y th\u1ee9c \u0103n gia s\u00fac 67 lo\u00e0i (4,80%), c\u00e2y cho s\u1ee3i 43 lo\u00e0i (3,14%),&#8230;<\/li>\n<li>Nghi\u00ean c\u1ee9u v\u1ec1 v\u1ec1 th\u1ef1c v\u1eadt qu\u00fd hi\u1ebfm, \u0111\u1eb7c h\u1eefu cho th\u1ea5y trong khu v\u1ef1c nghi\u00ean c\u1ee9u \u0111\u00e3 x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c 65 lo\u00e0i th\u1ef1c v\u1eadt qu\u00fd hi\u1ebfm trong S\u00e1ch \u0110\u1ecf Vi\u1ec7t Nam 2007; 29 lo\u00e0i trong Ngh\u1ecb \u0111\u1ecbnh 32; 56 lo\u00e0i theo IUCN 2015; c\u00e1c lo\u00e0i th\u1ef1c v\u1eadt qu\u00fd hi\u1ebfm ph\u00e2n b\u1ed1 tr\u00ean nhi\u1ec1u d\u1ea1ng sinh c\u1ea3nh kh\u00e1c nhau, tuy nhi\u00ean m\u1eadt \u0111\u1ed9 ph\u00e2n b\u1ed1 th\u1ea5p, \u00edt g\u1eb7p.<\/li>\n<li>C\u00e1c nguy\u00ean nh\u00e2n g\u00e2y suy gi\u1ea3m ch\u00ednh \u0111\u1ebfn s\u1ef1 \u0111a d\u1ea1ng th\u1ef1c v\u1eadt v\u00e0 c\u00e1c lo\u00e0i qu\u00fd hi\u1ebfm trong khu b\u1ea3o t\u1ed3n l\u00e0: C\u00f4ng t\u00e1c qu\u1ea3n l\u00fd c\u00f2n nhi\u1ec1u ch\u1ed3ng ch\u00e9o; T\u00ecnh h\u00ecnh vi ph\u1eadm Lu\u1eadt b\u1ea3o v\u1ec7 v\u00e0 Ph\u00e1t tri\u1ec3n r\u1eebng; C\u00e1c h\u00ecnh th\u1ee9c khai th\u00e1c g\u1ed7 v\u00e0 l\u00e2m s\u1ea3n kh\u00f3 ki\u1ec3m so\u00e1t; Ho\u1ea1t \u0111\u1ed9ng s\u1ea3n xu\u1ea5t n\u00f4ng nghi\u1ec7p, ch\u1eb7t ph\u00e1 r\u1eebng; \u1ea2nh h\u01b0\u1edfng c\u1ee7a vi\u1ec7c ph\u00e1t tri\u1ec3n du l\u1ecbch; Phong t\u1ee5c t\u1eadp qu\u00e1n c\u1ee7a c\u1ed9ng \u0111\u1ed3ng \u0111\u1ecba ph\u01b0\u01a1ng,\u2026 Lu\u1eadn \u00e1n \u0111\u1ec1 xu\u1ea5t m\u1ed9t s\u1ed1 gi\u1ea3i ph\u00e1p b\u1ea3o t\u1ed3n \u0111a d\u1ea1ng v\u00e0 th\u1ef1c v\u1eadt qu\u00fd hi\u1ebfm: gi\u1ea3i ph\u00e1p v\u1ec1 m\u1eb7t khoa h\u1ecdc c\u00f4ng ngh\u1ec7, bi\u1ec7n ph\u00e1p k\u1ef9 thu\u1eadt l\u00e2m sinh t\u00e1c \u0111\u1ed9ng n\u00e2ng cao \u0111\u1ed9 che ph\u1ee7 c\u1ee7a r\u1eebng; c\u00f4ng t\u00e1c quy ho\u1ea1ch, t\u1ed5 ch\u1ee9c, qu\u1ea3n l\u00fd hi\u1ec7u qu\u1ea3; ch\u00ednh s\u00e1ch ph\u00e1t tri\u1ec3n v\u00e0 s\u1eed d\u1ee5ng l\u00e2m s\u1ea3n ngo\u00e0i g\u1ed7 th\u00f4ng qua vi\u1ec7c giao \u0111\u1ea5t, giao r\u1eebng; gi\u1ea3i ph\u00e1p v\u1ec1 th\u01b0\u01a1ng m\u1ea1i, du l\u1ecbch g\u1eafn v\u1edbi ph\u00e1t tri\u1ec3n c\u1ed9ng \u0111\u1ed3ng.<\/li>\n<\/ol>\n<p>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:\u00a0<a href=\"http:\/\/luanvan.moet.gov.vn\/?page=1.32&amp;view=33545\">http:\/\/luanvan.moet.gov.vn\/?page=1.32&amp;view=33545<\/a><\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>T\u00ean \u0111\u1ec1 t\u00e0i lu\u1eadn \u00e1n: Nghi\u00ean c\u1ee9u \u0111\u1eb7c \u0111i\u1ec3m th\u1ef1c v\u1eadt b\u1eadc cao c\u00f3 m\u1ea1ch v\u00e0 \u0111\u1ec1 xu\u1ea5t gi\u1ea3i ph\u00e1p b\u1ea3o t\u1ed3n m\u1ed9t s\u1ed1 lo\u00e0i th\u1ef1c v\u1eadt qu\u00fd hi\u1ebfm t\u1ea1i KBTTN Na Hang \u2013 Tuy\u00ean Quang Chuy\u00ean ng\u00e0nh: L\u00e2m sinh \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 M\u00e3 s\u1ed1: 9 62 02 05 H\u1ecd v\u00e0 t\u00ean nghi\u00ean c\u1ee9u sinh: Ph\u1ea1m Quang [&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\/18876"}],"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=18876"}],"version-history":[{"count":2,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts\/18876\/revisions"}],"predecessor-version":[{"id":18878,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts\/18876\/revisions\/18878"}],"wp:attachment":[{"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/media?parent=18876"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/categories?post=18876"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/tags?post=18876"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}