{"id":23835,"date":"2025-07-24T14:03:33","date_gmt":"2025-07-24T07:03:33","guid":{"rendered":"https:\/\/vafs.gov.vn\/vn\/?p=23835"},"modified":"2025-08-04T14:14:20","modified_gmt":"2025-08-04T07:14:20","slug":"nghien-cuu-sinh-ncs-nguyen-van-hung-da-bao-ve-thanh-cong-luan-an-tien-si-cap-vien","status":"publish","type":"post","link":"https:\/\/vafs.gov.vn\/vn\/nghien-cuu-sinh-ncs-nguyen-van-hung-da-bao-ve-thanh-cong-luan-an-tien-si-cap-vien\/","title":{"rendered":"Nghi\u00ean c\u1ee9u sinh (NCS) Nguy\u1ec5n V\u0103n H\u00f9ng \u0111\u00e3 b\u1ea3o v\u1ec7 th\u00e0nh c\u00f4ng lu\u1eadn \u00e1n ti\u1ebfn s\u0129 c\u1ea5p Vi\u1ec7n"},"content":{"rendered":"

Ng\u00e0y 24\/7\/2025, t\u1ea1i Vi\u1ec7n Khoa h\u1ecdc L\u00e2m nghi\u1ec7p Vi\u1ec7t Nam nghi\u00ean c\u1ee9u sinh (NCS) Nguy\u1ec5n V\u0103n H\u00f9ng \u0111\u00e3 b\u1ea3o v\u1ec7 th\u00e0nh c\u00f4ng lu\u1eadn \u00e1n ti\u1ebfn s\u0129 c\u1ea5p Vi\u1ec7n, Ng\u00e0nh \u0111\u00e0o t\u1ea1o: L\u00e2m sinh, M\u00e3 ng\u00e0nh: 9 62 02 05 v\u1edbi t\u00ean Lu\u1eadn \u00e1n:\u201c<\/em> Nghi\u00ean c\u1ee9u m\u1ed9t s\u1ed1 c\u01a1 s\u1edf khoa h\u1ecdc \u0111\u1ec3 ph\u00e1t tri\u1ec3n r\u1eebng tr\u1ed3ng T\u00f4 h\u1ea1p \u0110i\u1ec7n Bi\u00ean (Altingia siamensis Craib<\/em>.)<\/strong>.\u00a0<\/em>Ng\u01b0\u1eddi h\u01b0\u1edbng d\u1eabn Khoa h\u1ecdc:\u00a0 PGS.TS. Nguy\u1ec5n H\u1ea3i H\u00f2a, GS. TS. V\u00f5 \u0110\u1ea1i H\u1ea3i.<\/p>\n

H\u1ed9i \u0111\u1ed3ng \u0111\u00e1nh gi\u00e1 lu\u1eadn \u00e1n ti\u1ebfn s\u0129 c\u1ea5p Vi\u1ec7n c\u00f3 m\u1eb7t \u0111\u1ea7y \u0111\u1ee7 v\u1edbi 07 th\u00e0nh vi\u00ean do PGS. TS. Ph\u00ed H\u1ed3ng H\u1ea3i l\u00e0m Ch\u1ee7 t\u1ecbch H\u1ed9i \u0111\u1ed3ng.<\/p>\n

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T\u00d3M T\u1eaeT NH\u1eeeNG K\u1ebeT LU\u1eacN M\u1edaI C\u1ee6A LU\u1eacN \u00c1N:<\/strong><\/p>\n

1. Nghi\u00ean<\/strong> c\u1ee9u b<\/strong>\u1ed5 sung m\u1ed9t s\u1ed1 \u0111\u1eb7c \u0111i\u1ec3m h\u00ecnh th\u00e1i, ph\u00e2n b\u1ed1, sinh th\u00e1i v\u00e0 v\u1eadt h\u1eadu T\u00f4 h\u1ea1p \u0110i\u1ec7n Bi\u00ean\u00a0<\/strong><\/p>\n

K\u1ebft qu\u1ea3 nghi\u00ean c\u1ee9u \u0111\u00e3 m\u00f4 t\u1ea3 b\u1ed5 sung h\u00ecnh th\u00e1i c\u00e1c giai \u0111o\u1ea1n c\u1ee7a l\u00e1, r\u1ec5, hoa, qu\u1ea3 v\u00e0 h\u1ea1t; th\u1eddi v\u1ee5 qu\u1ea3 ch\u00edn t\u1eeb th\u00e1ng 12 n\u0103m tr\u01b0\u1edbc \u0111\u1ebfn th\u00e1ng 3 n\u0103m sau. Ph\u00e2n b\u1ed1 t\u1ea1i 02 huy\u1ec7n S\u1ed1p C\u1ed9p, B\u1eafc Y\u00ean, th\u01b0\u1eddng m\u1ecdc \u1edf ven r\u1eebng, ven su\u1ed1i, \u0111\u00f4i khi \u1edf v\u00f9ng kh\u00f4 c\u1eb1n \u1edf \u0111\u1ed9 cao t\u1eeb 758 -1497m, trong tr\u1ea1ng th\u00e1i r\u1eebng th\u1ee9 sinh th\u01b0\u1eddng xanh n\u00fai \u0111\u1ea5t m\u01b0a \u1ea9m nhi\u1ec7t \u0111\u1edbi, r\u1eebng ph\u1ee5c h\u1ed3i sau n\u01b0\u01a1ng r\u1eaby (TXK, TXN, TXB).<\/p>\n

\u00a02. \u0110\u1eb7c \u0111i\u1ec3m c\u1ea5u tr\u00fac l\u00e2m ph\u1ea7n t\u1ef1 nhi\u00ean c\u00f3 T\u00f4 h\u1ea1p \u0110i\u1ec7n Bi\u00ean ph\u00e2n b\u1ed1<\/strong><\/p>\n

T\u00f4 h\u1ea1p \u0110i\u1ec7n Bi\u00ean l\u00e0 lo\u00e0i c\u00e2y \u01b0u th\u1ebf trong c\u1ea5u tr\u00fac t\u1ed5 th\u00e0nh, tham gia c\u1ea3 ba t\u1ea7ng A1, A2, A3; th\u01b0\u1eddng ph\u00e2n b\u1ed1 c\u00f9ng V\u1ed1i thu\u1ed1c, D\u1ebb gai \u1ea4n \u0110\u1ed9, S\u00f2i t\u00eda, Gi\u1ed5i g\u0103ng,.. M\u1eadt \u0111\u1ed9 t\u00e1i sinh t\u1eeb 240-640 c\u00e2y\/ha, t\u00e1i sinh t\u1eeb h\u1ea1t l\u00e0 ch\u1ee7 y\u1ebfu, t\u00e1i sinh ch\u1ed3i m\u1ea1nh. C\u00e2y t\u00e1i sinh c\u00f3 tri\u1ec3n v\u1ecdng t\u1eeb h\u1ea1t l\u00e0 27 c\u00e2y\/ha, t\u00e1i sinh l\u00e0 53 c\u00e2y\/ha.<\/p>\n

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3. <\/strong>Nghi\u00ean c\u1ee9u <\/strong>ch\u1ecdn c\u00e2y tr\u1ed9i b\u1ed5 sung, \u0111\u1eb7c \u0111i\u1ec3m h\u1ea1t gi\u1ed1ng, k\u1ef9 thu\u1eadt b\u1ea3o qu\u1ea3n v\u00e0 nh\u00e2n gi\u1ed1ng c\u00e2y T\u00f4 h\u1ea1p \u0110i\u1ec7n Bi\u00ean<\/strong>\u00a0t\u1eeb<\/strong> h\u1ea1t<\/strong><\/p>\n

Ch\u1ecdn l\u1ecdc \u0111\u01b0\u1ee3c 60 c\u00e2y tr\u1ed9i t\u1eeb r\u1eebng tr\u1ed3ng t\u1ea1i S\u01a1n La v\u00e0 \u0110i\u1ec7n Bi\u00ean, kh\u1ed1i l\u01b0\u1ee3ng 1000 h\u1ea1t t\u1eeb 4,7 \u2013 4,9 gram, c\u00f3 kho\u1ea3ng 200.000 \u2013 220.000\/kg h\u1ea1t; \u0111\u1ed9 thu\u1ea7n h\u1ea1t t\u1eeb 72,07% – 72,87%, \u0111\u1ed9 \u1ea9m h\u1ea1t gi\u1ed1ng 7,7% l\u00e0 h\u1ea1t \u01b0a kh\u00f4, t\u1ef7 l\u1ec7 n\u1ea3y m\u1ea7m 58%. B\u1ea3o qu\u1ea3n l\u1ea1nh \u1edf -5\u00b0C v\u00e0 x\u1eed l\u00fd h\u1ea1t \u1edf 40\u00b0C h\u1ea1t n\u1ea3y m\u1ea7m cao nh\u1ea5t 58,7%. Th\u00e0nh ph\u1ea7n ru\u1ed9t b\u1ea7u 85% \u0111\u1ea5t t\u1ea7ng m\u1eb7t + 5% ph\u00e2n chu\u1ed3ng + 5% ph\u00e2n l\u00e2n nung ch\u1ea3y + 5% tro m\u00eda cho t\u1ef7 l\u1ec7 s\u1ed1ng v\u00e0 sinh tr\u01b0\u1edfng t\u1ed1t nh\u1ea5t. C\u00e2y c\u1ea7n che 50% \u00e1nh s\u00e1ng tr\u1ef1c x\u1ea1 trong 4 th\u00e1ng \u0111\u1ea7u, sau \u0111\u00f3 c\u1ea7n che 25% \u00e1nh s\u00e1ng tr\u1ef1c x\u1ea1 \u0111\u1ec3 c\u00e2y \u0111\u1ea1t t\u1ef7 l\u1ec7 s\u1ed1ng v\u00e0 sinh tr\u01b0\u1edfng t\u1ed1t nh\u1ea5t.<\/p>\n

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4.<\/strong> Nghi\u00ean c\u1ee9u th\u1eed nghi\u1ec7m m\u1ed9t s\u1ed1 bi\u1ec7n ph\u00e1p k\u1ef9 thu\u1eadt tr\u1ed3ng r\u1eebng T\u00f4 h\u1ea1p \u0110i\u1ec7n Bi\u00ean<\/strong><\/p>\n

\u0110\u00e1nh gi\u00e1 3 m\u00f4 h\u00ecnh tr\u1ed3ng T\u00f4 h\u1ea1p \u0111i\u1ec7n bi\u00ean t\u1ea1i S\u01a1n La cho th\u1ea5y t\u1ef7 l\u1ec7 s\u1ed1ng cao (70,0\u201382,0%), t\u0103ng tr\u01b0\u1edfng D1.3 <\/sub>t\u1eeb 1,2\u20131,7 cm\/n\u0103m, Hvn t\u1eeb 1,0\u20131,2 m\/n\u0103m. B\u00f3n l\u00f3t 0,3 kg ph\u00e2n l\u00e2n nung ch\u1ea3y + 0,2 kg NPK gi\u00fap c\u00e2y T\u00f4 h\u1ea1p \u0111i\u1ec7n bi\u00ean sinh tr\u01b0\u1edfng \u0111\u01b0\u1eddng k\u00ednh, chi\u1ec1u cao t\u1ed1t nh\u1ea5t. T\u00f4 h\u1ea1p \u0110i\u1ec7n Bi\u00ean tr\u1ed3ng h\u1ed7n giao v\u1edbi V\u00f9 h\u01b0\u01a1ng cho sinh tr\u01b0\u1edfng \u0111\u01b0\u1eddng k\u00ednh t\u1ed1t h\u01a1n v\u00e0 sinh tr\u01b0\u1edfng chi\u1ec1u cao k\u00e9m h\u01a1n tr\u1ed3ng thu\u1ea7n lo\u00e0i. M\u1eadt \u0111\u1ed9 tr\u1ed3ng 1.250 c\u00e2y\/ha cho hi\u1ec7u qu\u1ea3 l\u00e0m gi\u00e0u r\u1eebng t\u1ed1t h\u01a1n 833 c\u00e2y\/ha.<\/p>\n

<\/a>5. \u0110\u1ec1 xu\u1ea5t m\u1ed9t s\u1ed1 bi\u1ec7n ph\u00e1p k\u1ef9 thu\u1eadt nh\u00e2n gi\u1ed1ng, tr\u1ed3ng r\u1eebng T\u00f4 h\u1ea1p \u0110i\u1ec7n Bi\u00ean cung c\u1ea5p g\u1ed7 l\u1edbn t\u1ea1i S\u01a1n La<\/strong><\/p>\n

\u0110\u1ec1 xu\u1ea5t \u0111\u01b0\u1ee3c \u0111i\u1ec1u ki\u1ec7n tr\u1ed3ng, ngu\u1ed3n gi\u1ed1ng, k\u1ef9 thu\u1eadt nh\u00e2n gi\u1ed1ng v\u00e0 tr\u1ed3ng r\u1eebng T\u00f4 h\u1ea1p \u0110i\u1ec7n Bi\u00ean cung c\u1ea5p g\u1ed7 l\u1edbn t\u1ea1i S\u01a1n La.<\/p>\n

To\u00e0n v\u0103n lu\u1eadn \u00e1n \u0111\u00e3 \u0111\u01b0\u1ee3c c\u00f4ng khai tr\u00ean trang web c\u1ee7a B\u1ed9 Gi\u00e1o d\u1ee5c v\u00e0 \u0110\u00e0o t\u1ea1o t\u1ea1i \u0111\u01b0\u1eddng link: <\/em>https:\/\/luanvan.moet.gov.vn\/?page=1.31&view=46165<\/em><\/a><\/p>\n

\"\"<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"

Ng\u00e0y 24\/7\/2025, t\u1ea1i Vi\u1ec7n Khoa h\u1ecdc L\u00e2m nghi\u1ec7p Vi\u1ec7t Nam nghi\u00ean c\u1ee9u sinh (NCS) Nguy\u1ec5n V\u0103n H\u00f9ng \u0111\u00e3 b\u1ea3o v\u1ec7 th\u00e0nh c\u00f4ng lu\u1eadn \u00e1n ti\u1ebfn s\u0129 c\u1ea5p Vi\u1ec7n, Ng\u00e0nh \u0111\u00e0o t\u1ea1o: L\u00e2m sinh, M\u00e3 ng\u00e0nh: 9 62 02 05 v\u1edbi t\u00ean Lu\u1eadn \u00e1n:\u201c Nghi\u00ean c\u1ee9u m\u1ed9t s\u1ed1 c\u01a1 s\u1edf khoa h\u1ecdc \u0111\u1ec3 ph\u00e1t tri\u1ec3n r\u1eebng […]<\/p>\n","protected":false},"author":1,"featured_media":23840,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[42,72],"tags":[],"_links":{"self":[{"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts\/23835"}],"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=23835"}],"version-history":[{"count":10,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts\/23835\/revisions"}],"predecessor-version":[{"id":23849,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts\/23835\/revisions\/23849"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/media\/23840"}],"wp:attachment":[{"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/media?parent=23835"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/categories?post=23835"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/tags?post=23835"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}