Nguy\u1ec5n Th\u1ecb B\u00edch Ng\u1ecdc, Tr\u01b0\u01a1ng Quang Chinh, Phan L\u01b0\u01a1ng Ng\u1ecdc<\/b> <\/p>\n
Vi\u1ec7n Khoa h\u1ecdc L\u00e2m nghi\u1ec7p Vi\u1ec7t nam<\/i> <\/p>\n<\/p>\n
T\u00f3m t\u1eaft <\/p>\n
R\u1eebng tr\u1ed3ng \u1edf n\u01b0\u1edbc ta \u0111\u00e3 \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n m\u1ea1nh v\u1edbi nh\u1eefng lo\u00e0i c\u00e2y b\u1ea3n \u0111\u1ecba v\u00e0 c\u00e2y nh\u1eadp n\u1ed9i c\u00f3 t\u1ed1c \u0111\u1ed9 sinh tr\u01b0\u1edfng nhanh. Nguy\u00ean li\u1ec7u g\u1ed7 r\u1eebng tr\u1ed3ng \u0111ang d\u1ea7n thay th\u1ebf g\u1ed7 r\u1eebng t\u1ef1 nhi\u00ean trong c\u00f4ng nghi\u1ec7p ch\u1ebf bi\u1ebfn g\u1ed7. \u0110\u1ec3 g\u00f3p ph\u1ea7n n\u00e2ng cao hi\u1ec7u qu\u1ea3 s\u1eed d\u1ee5ng g\u1ed7 r\u1eebng tr\u1ed3ng, \u0111\u1ec1 t\u00e0i \u0111\u00e3 ti\u1ebfn h\u00e0nh nghi\u00ean c\u1ee9u \u0111\u00e1nh gi\u00e1 \u0111\u1ed9 b\u1ec1n t\u1ef1 nhi\u00ean c\u1ee7a 17 lo\u1ea1i g\u1ed7 r\u1eebng tr\u1ed3ng ch\u1ee7 y\u1ebfu \u0111\u1ed1i v\u1edbi c\u00f4n tr\u00f9ng v\u00e0 n\u1ea5m trong \u0111i\u1ec1u ki\u1ec7n ph\u00f2ng th\u00ed nghi\u1ec7m, m\u00f4i tr\u01b0\u1eddng t\u1ef1 nhi\u00ean v\u00e0 \u0111\u00e3 x\u1ebfp 17 lo\u1ea1i g\u1ed7 r\u1eebng tr\u1ed3ng th\u00e0nh 3 nh\u00f3m c\u00f3 \u0111\u1ed9 b\u1ec1n t\u1ef1 nhi\u00ean \u1edf c\u00e1c m\u1ee9c kh\u00e1, trung b\u00ecnh v\u00e0 k\u00e9m. K\u1ebft qu\u1ea3 nghi\u00ean c\u1ee9u l\u00e0 c\u0103n c\u1ee9 r\u1ea5t quan tr\u1ecdng ph\u1ee5c v\u1ee5 c\u00f4ng t\u00e1c nghi\u00ean c\u1ee9u ti\u1ebfp theo \u0111\u1ec3 x\u00e2y d\u1ef1ng c\u00f4ng ngh\u1ec7 x\u1eed l\u00fd b\u1ea3o qu\u1ea3n ph\u00f9 h\u1ee3p cho m\u1ed7i lo\u1ea1i g\u1ed7 v\u00e0 theo c\u00e1c m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng kh\u00e1c nhau nh\u1eb1m n\u00e2ng cao hi\u1ec7u qu\u1ea3 s\u1eed d\u1ee5ng g\u1ed7 r\u1eebng tr\u1ed3ng. <\/p>\n<\/p>\n
T\u1eeb kho\u00e1:<\/b> \u0110\u1ed9 b\u1ec1n t\u1ef1 nhi\u00ean, g\u1ed7 r\u1eebng tr\u1ed3ng <\/p>\n<\/p>\n
M\u1edf \u0111\u1ea7u <\/p>\n
T\u1ea1i Vi\u1ec7t Nam trong nh\u1eefng th\u1eadp ni\u00ean tr\u01b0\u1edbc \u0111\u00e2y, d\u01b0\u1edbi s\u1ee9c \u00e9p c\u1ee7a s\u1ef1 gia t\u0103ng d\u00e2n s\u1ed1 v\u00e0 nhi\u1ec1u nguy\u00ean nh\u00e2n kh\u00e1c \u0111\u00e3 l\u00e0m cho r\u1eebng t\u1ef1 nhi\u00ean b\u1ecb suy gi\u1ea3m nghi\u00eam tr\u1ecdng v\u1ec1 di\u1ec7n t\u00edch v\u00e0 tr\u1eef l\u01b0\u1ee3ng, kh\u00f4ng \u0111\u1ea3m b\u1ea3o \u0111\u01b0\u1ee3c vai tr\u00f2 cung c\u1ea5p t\u00e0i nguy\u00ean l\u00e2m s\u1ea3n v\u00e0 \u0111i\u1ec1u ho\u00e0 m\u00f4i tr\u01b0\u1eddng. \u0110\u1ec3 kh\u1eafc ph\u1ee5c t\u00ecnh tr\u1ea1ng n\u00e0y, c\u00f4ng t\u00e1c tr\u1ed3ng r\u1eebng \u0111\u00e3 \u0111\u01b0\u1ee3c quan t\u00e2m ph\u00e1t tri\u1ec3n tr\u00ean quy m\u00f4 to\u00e0n qu\u1ed1c. Nh\u1eefng lo\u00e0i c\u00e2y b\u1ea3n \u0111\u1ecba v\u00e0 c\u00e2y nh\u1eadp n\u1ed9i c\u00f3 t\u1ed1c \u0111\u1ed9 sinh tr\u01b0\u1edfng nhanh \u0111\u01b0\u1ee3c \u01b0u ti\u00ean g\u00e2y tr\u1ed3ng v\u1edbi di\u1ec7n t\u00edch l\u1edbn bao g\u1ed3m: c\u00e1c lo\u00e0i b\u1ea1ch \u0111\u00e0n, keo, th\u00f4ng, m\u1ee1, b\u1ed3 \u0111\u1ec1, tr\u00e0m. .. V\u1edbi ti\u1ec1m n\u0103ng v\u1ec1 tr\u1eef l\u01b0\u1ee3ng ng\u00e0y c\u00e0ng gia t\u0103ng, g\u1ed7 khai th\u00e1c t\u1eeb r\u1eebng tr\u1ed3ng \u0111ang d\u1ea7n thay th\u1ebf m\u1ed9t ph\u1ea7n g\u1ed7 r\u1eebng t\u1ef1 nhi\u00ean \u0111\u00e1p \u1ee9ng c\u00e1c nhu c\u1ea7u s\u1eed d\u1ee5ng. <\/p>\n
\u0110\u1eb7c \u0111i\u1ec3m chung c\u1ee7a g\u1ed7 r\u1eebng tr\u1ed3ng l\u00e0 k\u00edch th\u01b0\u1edbc nh\u1ecf v\u00e0 kh\u1ed1i l\u01b0\u1ee3ng th\u1ec3 t\u00edch th\u1ea5p, ch\u1ec9 ph\u00f9 h\u1ee3p l\u00e0m nguy\u00ean li\u1ec7u cho s\u1ea3n xu\u1ea5t v\u00e1n nh\u00e2n t\u1ea1o. Do b\u1ea3n ch\u1ea5t c\u1ea5u t\u1ea1o v\u00e0 th\u00e0nh ph\u1ea7n ho\u00e1 h\u1ecdc c\u1ee7a t\u1eebng lo\u1ea1i g\u1ed7 r\u1eebng tr\u1ed3ng c\u0169ng d\u1eabn \u0111\u1ebfn nhi\u1ec1u nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ea7n ph\u1ea3i nghi\u00ean c\u1ee9u kh\u1eafc ph\u1ee5c \u0111\u1ec3 n\u00e2ng cao hi\u1ec7u qu\u1ea3 s\u1eed d\u1ee5ng g\u1ed7. Ph\u1ea7n l\u1edbn c\u00e1c lo\u00e0i c\u00e2y g\u1ed7 m\u1ecdc nhanh c\u00f3 \u0111\u1ed9 b\u1ec1n t\u1ef1 nhi\u00ean th\u1ea5p, d\u1ec5 b\u1ecb c\u00f4n tr\u00f9ng v\u00e0 n\u1ea5m ph\u00e1 ho\u1ea1i. Vi\u1ec7n Khoa h\u1ecdc L\u00e2m nghi\u1ec7p Vi\u1ec7t Nam \u0111\u00e3 ti\u1ebfn h\u00e0nh nghi\u00ean c\u1ee9u \u0111\u00e1nh gi\u00e1 \u0111\u1ed9 b\u1ec1n t\u1ef1 nhi\u00ean c\u1ee7a m\u1ed9t s\u1ed1 lo\u1ea1i g\u1ed7 r\u1eebng tr\u1ed3ng ch\u1ee7 y\u1ebfu v\u1edbi c\u00f4n tr\u00f9ng v\u00e0 n\u1ea5m g\u00e2y h\u1ea1i l\u00e2m s\u1ea3n. K\u1ebft qu\u1ea3 nghi\u00ean c\u1ee9u l\u00e0 c\u01a1 s\u1edf khoa h\u1ecdc quan tr\u1ecdng \u0111\u1ec3 l\u1ef1a ch\u1ecdn lo\u1ea1i thu\u1ed1c v\u00e0 c\u00e1c gi\u1ea3i ph\u00e1p c\u00f4ng ngh\u1ec7 b\u1ea3o qu\u1ea3n ph\u00f9 h\u1ee3p cho t\u1eebng \u0111\u1ed1i t\u01b0\u1ee3ng g\u1ed7 khi s\u1eed d\u1ee5ng trong c\u00e1c \u0111i\u1ec1u ki\u1ec7n m\u00f4i tr\u01b0\u1eddng kh\u00e1c nhau. <\/p>\n<\/p>\n
V\u1eadt li\u1ec7u v\u00e0 Ph\u01b0\u01a1ng ph\u00e1p nghi\u00ean c\u1ee9u <\/p>\n<\/p>\n
\u0110\u1ec1 t\u00e0i \u0111\u00e3 ti\u1ebfn h\u00e0nh x\u00e1c \u0111\u1ecbnh \u0111\u1ed9 b\u1ec1n c\u1ee7a 17 lo\u1ea1i g\u1ed7 r\u1eebng tr\u1ed3ng, bao g\u1ed3m: <\/p>\n
1. B\u1ed3 \u0111\u1ec1Styraxtonkinensis ( <\/i>Pierre) Craib ex Hardw <\/p>\n
2. B\u1ea1ch \u0111\u00e0n tr\u1eafngEucalyptus camaldulensis <\/i>Dehnh <\/p>\n
3. B\u1ea1ch \u0111\u00e0n \u0111\u1ecfEucalyptus robusta<\/i> Smith <\/p>\n
4. B\u1ea1ch \u0111\u00e0n UrophyllaEucalyptusurophylla<\/i> <\/p>\n
5. Cao suHevea brasilensis<\/i> Muell Arg (Wild. ex Juss.) <\/p>\n
6. Keo gi\u1eaduLeucaena leucocephala<\/i> (Lamk.) De Wit <\/p>\n
7. Keo l\u00e1 tr\u00e0mAcacia auriculiformis<\/i> A.Cunn. ex Benth <\/p>\n
8. Keo l\u00e1 b\u1ea1cAcacia aulococarpa<\/i> <\/p>\n
9. Keo laiAcacia mangium x A. auriculiformis <\/i> <\/p>\n
10. Keo l\u01b0\u1ee1i li\u1ec1mAcacia confusa <\/i>Merr <\/p>\n
11. Keo tai t\u01b0\u1ee3ngAcacia mangium<\/i> Wild. <\/p>\n
12. M\u1ee1Manglietia conifera<\/i> Dandy <\/p>\n
13. Phi laoCasuarina equisetifolia<\/i>Forst & Forst.f. <\/p>\n
14. Th\u00f4ng ba l\u00e1Pinuskesiya<\/i> Royle ex Gord. <\/p>\n
15. Tr\u00e1m tr\u1eafngCanarium album (Lour)<\/i> Raeusch <\/p>\n
16. X\u00e0 c\u1eebKhaya senegalensis<\/i> (Desr.) A.juss <\/p>\n
17. Tr\u00e0m c\u1eeb Melaleuca leucadendra<\/i> L.Kuntze <\/p>\n
v\u0110\u00e1nh gi\u00e1 \u0111\u1ed9 b\u1ec1n t\u1ef1 nhi\u00ean c\u1ee7a g\u1ed7 r\u1eebng tr\u1ed3ng v\u1edbi c\u00f4n tr\u00f9ng trong \u0111i\u1ec1u ki\u1ec7n ph\u00f2ng th\u00ed nghi\u1ec7m: \u0110\u1ed1i t\u01b0\u1ee3ng c\u00f4n tr\u00f9ng h\u1ea1i l\u00e2m s\u1ea3n ti\u00eau bi\u1ec3u \u0111\u01b0\u1ee3c l\u1ef1a ch\u1ecdn trong th\u1eed nghi\u1ec7m l\u00e0 lo\u00e0i m\u1ed1i nh\u00e0 Coptotermes formosanus<\/i> Shiraki. <\/p>\n
M\u1eabu c\u00e1c lo\u1ea1i g\u1ed7 c\u00f3 k\u00edch th\u01b0\u1edbc 1x3x15cm, k\u00edch th\u01b0\u1edbc l\u1edbn nh\u1ea5t song song v\u1edbi th\u1edb g\u1ed7. M\u1eabu \u0111\u01b0\u1ee3c \u0111\u1eb7t trong m\u00f4i tr\u01b0\u1eddng c\u00f3 m\u1ed1i \u0111ang ho\u1ea1t \u0111\u1ed9ng m\u1ea1nh v\u1edbi th\u1eddi gian 01 th\u00e1ng. \u0110\u1ed9 b\u1ec1n t\u1ef1 nhi\u00ean c\u1ee7a g\u1ed7 \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 d\u1ef1a tr\u00ean m\u1ee9c \u0111\u1ed9 x\u00e2m h\u1ea1i c\u1ee7a m\u1ed1i tr\u00ean c\u00e1c m\u1eabu g\u1ed7 b\u1eb1ng c\u00e1c ch\u1ec9 ti\u00eau:<\/p>\n","protected":false},"excerpt":{"rendered":"
R\u1eebng tr\u1ed3ng \u1edf n\u01b0\u1edbc ta \u0111\u00e3 \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n m\u1ea1nh v\u1edbi nh\u1eefng lo\u00e0i c\u00e2y b\u1ea3n \u0111\u1ecba v\u00e0 c\u00e2y nh\u1eadp n\u1ed9i c\u00f3 t\u1ed1c \u0111\u1ed9 sinh tr\u01b0\u1edfng nhanh. Nguy\u00ean li\u1ec7u g\u1ed7 r\u1eebng tr\u1ed3ng \u0111ang d\u1ea7n thay th\u1ebf g\u1ed7 r\u1eebng t\u1ef1 nhi\u00ean trong c\u00f4ng nghi\u1ec7p ch\u1ebf bi\u1ebfn g\u1ed7. \u0110\u1ec3 g\u00f3p ph\u1ea7n n\u00e2ng cao hi\u1ec7u qu\u1ea3 s\u1eed d\u1ee5ng g\u1ed7 r\u1eebng tr\u1ed3ng, \u0111\u1ec1 t\u00e0i \u0111\u00e3 ti\u1ebfn h\u00e0nh nghi\u00ean c\u1ee9u \u0111\u00e1nh gi\u00e1 \u0111\u1ed9 b\u1ec1n t\u1ef1 nhi\u00ean c\u1ee7a 17 lo\u1ea1i g\u1ed7 r\u1eebng tr\u1ed3ng ch\u1ee7 y\u1ebfu \u0111\u1ed1i v\u1edbi c\u00f4n tr\u00f9ng v\u00e0 n\u1ea5m trong \u0111i\u1ec1u ki\u1ec7n ph\u00f2ng th\u00ed nghi\u1ec7m, m\u00f4i tr\u01b0\u1eddng t\u1ef1 nhi\u00ean v\u00e0 \u0111\u00e3 x\u1ebfp 17 lo\u1ea1i g\u1ed7 r\u1eebng tr\u1ed3ng th\u00e0nh 3 nh\u00f3m c\u00f3 \u0111\u1ed9 b\u1ec1n t\u1ef1 nhi\u00ean \u1edf c\u00e1c m\u1ee9c kh\u00e1, trung b\u00ecnh v\u00e0 k\u00e9m. K\u1ebft qu\u1ea3 nghi\u00ean c\u1ee9u l\u00e0 c\u0103n c\u1ee9 r\u1ea5t quan tr\u1ecdng ph\u1ee5c v\u1ee5 c\u00f4ng t\u00e1c nghi\u00ean c\u1ee9u ti\u1ebfp theo \u0111\u1ec3 x\u00e2y d\u1ef1ng c\u00f4ng ngh\u1ec7 x\u1eed l\u00fd b\u1ea3o qu\u1ea3n ph\u00f9 h\u1ee3p cho m\u1ed7i lo\u1ea1i g\u1ed7 v\u00e0 theo c\u00e1c m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng kh\u00e1c nhau nh\u1eb1m n\u00e2ng cao hi\u1ec7u qu\u1ea3 s\u1eed d\u1ee5ng g\u1ed7 r\u1eebng tr\u1ed3ng. <\/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\/8902"}],"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=8902"}],"version-history":[{"count":1,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts\/8902\/revisions"}],"predecessor-version":[{"id":10358,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts\/8902\/revisions\/10358"}],"wp:attachment":[{"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/media?parent=8902"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/categories?post=8902"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/tags?post=8902"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}