{"id":8592,"date":"2009-03-24T02:22:28","date_gmt":"2009-03-23T19:22:28","guid":{"rendered":"http:\/\/vafs.gov.vn\/vn\/2009\/03\/sinh-thai-va-ky-thuat-trong-vet-tach\/"},"modified":"2019-09-25T10:18:16","modified_gmt":"2019-09-25T03:18:16","slug":"sinh-thai-va-ky-thuat-trong-vet-tach","status":"publish","type":"post","link":"https:\/\/vafs.gov.vn\/vn\/sinh-thai-va-ky-thuat-trong-vet-tach\/","title":{"rendered":"Sinh th\u00e1i v\u00e0 k\u1ef9 thu\u1eadt tr\u1ed3ng v\u1eb9t t\u00e1ch"},"content":{"rendered":"<p><strong><em>Ho\u00e0ng V\u0103n Th\u01a1i<\/em><\/strong><\/p>\n<p><em>Trung t\u00e2m nghi\u00ean c\u1ee9u r\u1eebng ng\u1eadp Minh H\u1ea3i<\/em><\/p>\n<p><em>Vi\u1ec7n Khoa h\u1ecdc L\u00e2m nghi\u1ec7p Vi\u1ec7t Nam<\/em><\/p>\n<p><strong>I. Gi\u1edbi thi\u1ec7u<\/strong><\/p>\n<p>C\u00e2y v\u1eb9t t\u00e1ch (<em>Bruguiera parviflora<\/em> Rox&amp;<em>Arn.ex Giff<\/em>) thu\u1ed9c chi <em>Bruguiera<\/em>, h\u1ecd <em>Rhizophoracea<\/em>. V\u1eb9t t\u00e1chl\u00e0 lo\u00e0i c\u00e2y \u01b0a s\u00e1ng, ph\u00e1t tri\u1ec3n nhanh, ch\u1ecbu \u0111\u01b0\u1ee3c \u0111\u1ea5t ng\u1eadp n\u01b0\u1edbc theo thu\u1ef7 tri\u1ec1u l\u00ean xu\u1ed1ng t\u1ea1i c\u00e1c v\u00f9ng ven bi\u1ec3n nhi\u1ec7t \u0111\u1edbi. V\u1eb9t t\u00e1ch c\u00f3 v\u1ecb tr\u00ed quan tr\u1ecdng trong t\u1eadp \u0111o\u00e0n c\u00e2y tr\u1ed3ng ph\u1ee5c h\u1ed3i r\u1eebng t\u1ea1i c\u00e1c v\u00f9ng ven bi\u1ec3n. N\u00f3 cung c\u1ea5p g\u1ed7 ph\u1ee5c v\u1ee5 x\u00e2y d\u1ef1ng, ch\u1ea5t \u0111\u1ed1t ph\u1ee5c v\u1ee5 \u0111\u1eddi s\u1ed1ng sinh ho\u1ea1t cho c\u1ed9ng \u0111\u1ed3ng c\u01b0 d\u00e2n \u0111\u1ecba ph\u01b0\u01a1ng. Tuy nhi\u00ean, c\u00f9ng v\u1edbi vi\u1ec7c gi\u1ea3m di\u1ec7n t\u00edch v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng r\u1eebng, gi\u1ed1ng nh\u01b0 c\u00e1c lo\u00e0i c\u00e2y ng\u1eadp m\u1eb7n kh\u00e1c, vi\u1ec7c ph\u1ee5c h\u1ed3i r\u1eebng v\u1eb9t t\u00e1ch \u0111ang g\u1eb7p ph\u1ea3i nhi\u1ec1u th\u00e1ch th\u1ee9c to l\u1edbn. Do nh\u1eadn th\u1ee9c v\u1ec1 gi\u00e1 tr\u1ecb c\u1ee7a v\u1eb9t t\u00e1ch c\u1ee7a ng\u01b0\u1eddi d\u00e2n ch\u01b0a cao, t\u00e2m l\u00fd th\u00edch tr\u1ed3ng c\u00e2y \u0111\u01b0\u1edbc v\u00e0 trong th\u1eddi gian d\u00e0i c\u00e1c c\u01a1 quan nh\u00e0 n\u01b0\u1edbc kh\u00f4ng ch\u00fa tr\u1ecdng \u0111\u1ebfn tr\u1ed3ng lo\u1ea1i c\u00e2y n\u00e0y\u2026\u0111\u00e3 d\u1eabn \u0111\u1ebfn t\u00ecnh tr\u1ea1ng suy tho\u00e1i nghi\u00eam tr\u1ecdng v\u1ec1 ch\u1ea5t l\u01b0\u1ee3ng, s\u1ed1 l\u01b0\u1ee3ng v\u00e0 gi\u1ed1ng v\u1eb9t t\u00e1ch.<\/p>\n<p><strong><em>1. \u0110\u1eb7c \u0111i\u1ec3m v\u1ec1 th\u1ef1c v\u1eadt<\/em><\/strong><\/p>\n<p>V\u1eb9t t\u00e1ch l\u00e0 lo\u00e0i c\u00e2y th\u00e2n g\u1ed7 cao t\u1eeb 15-20m, \u0111\u01b0\u1eddng k\u00ednh th\u00e2n c\u00e2y ((D<sub>1,3m<\/sub>) 30-45cm. \u1edf m\u1ed9t s\u1ed1 v\u00f9ng \u0111\u1ea5t cao, ngh\u00e8o dinh d\u01b0\u1ee1ng, kh\u00f4ng ng\u1eadp tri\u1ec1u ch\u00fang th\u01b0\u1eddng c\u00f3 k\u00edch th\u01b0\u1edbc nh\u1ecf h\u01a1n v\u00e0 t\u0103ng tr\u01b0\u1edfng ch\u1eadm h\u01a1n.<\/p>\n<p>R\u1ec5 c\u00f3 \u0111\u1eb7c tr\u01b0ng cho th\u1ef1c v\u1eadt s\u1ed1ng trong v\u00f9ng c\u00f3 thu\u1ef7 tri\u1ec1u l\u00ean xu\u1ed1ng, nh\u01b0ng \u00edt b\u1ecb t\u00e1c \u0111\u1ed9ng b\u1edfi s\u00f3ng bi\u1ec3n, k\u1ebft c\u1ea5u c\u1ee7a \u0111\u1ea5t t\u01b0\u01a1ng \u0111\u1ed1i \u1ed5n \u0111\u1ecbnh. R\u1ec5 ph\u00e1t tri\u1ec3n ch\u1ee7 y\u1ebfu l\u00e0 h\u1ec7 th\u1ed1ng r\u1ec5 g\u1ed1i \u0111\u1ea7u, nh\u00f4 l\u00ean kh\u1ecfi m\u1eb7t \u0111\u1ea5t 2-5cm. Ngo\u00e0i nhi\u1ec7m v\u1ee5 gi\u1eef cho c\u00e2y \u0111\u1ee9ng v\u1eefng tr\u01b0\u1edbc gi\u00f3 b\u00e3o, c\u00f2n c\u00f3 nhi\u1ec7m v\u1ee5 h\u00fat n\u01b0\u1edbc v\u00e0 ch\u1ea5t dinh d\u01b0\u1ee1ng nu\u00f4i c\u00e2y.<\/p>\n<p>Th\u00e2n c\u00e2y th\u1eb3ng, nh\u01b0ng kh\u00f4ng \u0111\u01b0\u1ee3c tr\u00f2n, ph\u00eda g\u1ed1c c\u00f3 b\u1ea1nh v\u00e8 nh\u1ecf theo h\u01b0\u1edbng \u0111\u00f4ng b\u1eafc t\u00e2y nam. V\u1ecf d\u00e0y m\u00e0u n\u00e2u \u0111\u1ecf v\u00e0 c\u00f3 nhi\u1ec1u n\u1ed1t nh\u01b0 l\u00e0 c\u00e1c n\u1ed1t s\u1ea7n, theo m\u1ed9t s\u1ed1 t\u00e1c gi\u1ea3 th\u00ec n\u1ed1t s\u1ea7n l\u00e0 c\u01a1 quan h\u00f4 h\u1ea5p v\u00e0 th\u1ea3i nu\u00f4i c\u1ee7a c\u00e2y. C\u00e2y c\u00f3 \u0111\u1eb7c t\u00ednh ph\u00e2n c\u00e0nh cao v\u00e0 c\u00f3 t\u00e1n l\u00e1 h\u00ecnh d\u00f9 l\u00fac nh\u1ecf (1-5 tu\u1ed5i), bi\u1ebfn \u0111\u1ed5i th\u00e0nh h\u00ecnh th\u00e1p l\u00fac c\u00e2y t\u1eeb 6 tu\u1ed5i tr\u1edf \u0111i, c\u00e0nh th\u01b0\u1eddng nh\u1ecf v\u00e0 c\u00f3 kh\u1ea3 n\u0103ng t\u1ec9a c\u00e0nh t\u1ef1 nhi\u00ean r\u1ea5t t\u1ed1t.<\/p>\n<p>L\u00e1 \u0111\u01a1n, m\u1ecdc \u0111\u1ed1i t\u1eebng \u0111\u00f4i m\u1ed9t, phi\u1ebfn l\u00e1 h\u00ecnh tr\u00e1i xoan, \u0111\u1ea7u l\u00e1 nh\u1ecdn, g\u1ed1c l\u00e1 h\u00ecnh n\u00eam, l\u00e1 k\u00e8m r\u1ee5ng s\u1edbm d\u00e0i 5-7cm, l\u00e1 m\u00e0u xanh l\u1ee5c m\u1eb7t tr\u00ean v\u00e0 l\u1ee3t \u1edf m\u1eb7t d\u01b0\u1edbi, cu\u1ed1ng l\u00e1 d\u00e0i 1,5-2cm.<\/p>\n<p>C\u1ee5m hoa h\u00ecnh t\u00e1n, m\u1ed7i c\u1ee5m c\u00f3 2-5 hoa, hoa c\u00f3 cu\u1ed1ng d\u00e0i 1-1,5cm, hoa c\u00f3 m\u00e0u v\u00e0ng, \u0111\u00e0i hoa h\u00ecnh \u1ed1ng m\u00e0u v\u00e0ng l\u1ee5c c\u00f3 8 r\u0103ng c\u01b0a, bao ph\u1ea5n m\u00e0u n\u00e2u h\u00ecnh m\u0169i t\u00ean, nh\u1ecb m\u00e0u v\u00e0ng l\u1ee3t, b\u1ea7u h\u1ea1.<\/p>\n<p>Qu\u1ea3 h\u00ecnh tr\u1ee5, d\u00e0i 10-12cm, \u0111\u01b0\u1eddng k\u00ednh tr\u00e1i t\u1eeb 0,4-0,6cm. Tr\u00e1i ch\u00edn c\u00f3 th\u1ec3 h\u00e1i \u0111em tr\u1ed3ng.<\/p>\n<p>C\u00e2y th\u01b0\u1eddng ra hoa v\u00e0o th\u00e1ng 4-5, ch\u00edn v\u00e0o th\u00e1ng 8-10.<\/p>\n<p><strong><em>2. \u0110\u1eb7c t\u00ednh sinh th\u00e1i h\u1ecdc<\/em><\/strong><\/p>\n<p>V\u1eb9t t\u00e1ch ph\u00e2n b\u1ed1 \u1edf v\u00f9ng ven bi\u1ec3n c\u00e1c n\u01b0\u1edbc nhi\u1ec7t \u0111\u1edbi v\u00e0 c\u1eadn nhi\u1ec7t \u0111\u1edbi, th\u00edch h\u1ee3p \u1edf v\u00f9ng th\u1ea5p tho\u00e1ng kh\u00ed, gi\u00e0u ch\u1ea5t h\u1eefu c\u01a1, th\u00e0nh ph\u1ea7n c\u01a1 gi\u1edbi ch\u1ee7 y\u1ebfu l\u00e0 s\u00e9t, m\u00f9n v\u00e0 \u00edt c\u00e1t, th\u01b0\u1eddng g\u1ea7n c\u00e1c c\u1eeda s\u00f4ng ven bi\u1ec3n. V\u1eb9t t\u00e1ch \u01b0a kh\u00ed h\u1eadu n\u00f3ng \u1ea9m, c\u00f3 c\u01b0\u1eddng \u0111\u1ed9 chi\u1ebfu s\u00e1ng cao, c\u00f3 l\u01b0\u1ee3ng m\u01b0a h\u00e0ng n\u0103m cao t\u1eeb 1.500-2.000mm.<\/p>\n<p>\u0110\u1ed9 m\u1eb7n c\u1ee7a n\u01b0\u1edbc, \u0111\u1ea5t bi\u1ebfn \u0111\u1ed9ng t\u1eeb 5% \u0111\u1ebfn 40%, nh\u01b0ng th\u00edch h\u1ee3p nh\u1ea5t v\u00e0o kho\u1ea3ng 2-30%.<\/p>\n<p>\u1ea3nh h\u01b0\u1edfng c\u1ee7a \u0111\u1ecba h\u00ecnh: \u0111\u1ed9 ng\u1eadp tri\u1ec1u trung b\u00ecnh t\u1eeb 100-300 ng\u00e0y\/n\u0103m th\u00edch h\u1ee3p cho s\u1ef1 sinh tr\u01b0\u1edfng c\u1ee7a \u0111\u01b0\u1edbc, \u0111\u1ed9 ng\u1eadp tri\u1ec1u th\u1ea5p nh\u01b0: b\u00e3i b\u1ed3i ven bi\u1ec3n, v\u00f9ng tr\u0169ng n\u1ed9i \u0111\u1ecba\u2026. th\u1eddi gian ng\u1eadp tr\u00ean 300 ng\u00e0y \/n\u0103m v\u00e0 \u0111\u1ed9 ng\u1eadp chi\u1ec1u cao d\u01b0\u1edbi 100 ng\u00e0y\/n\u0103m \u00edt th\u00edch h\u1ee3p cho s\u1ef1 sinh tr\u01b0\u1edfng c\u1ee7a v\u1eb9t t\u00e1ch.<\/p>\n<p><strong><em>3. Ph\u00e2n b\u1ed1<\/em><\/strong><\/p>\n<p>V\u1eb9t t\u00e1ch ph\u00e2n b\u1ed1 t\u01b0\u01a1ng \u0111\u1ed1i r\u1ed9ng l\u1edbn \u1edf c\u00e1c v\u00f9ng ven bi\u1ec3n nhi\u1ec7t \u0111\u1edbi c\u00f3 kh\u00ed h\u1eadu n\u00f3ng \u1ea9m nh\u01b0 v\u00f9ng<\/p>\n<p>Maleisia, Indonesia, Bangladesn, Thailand, Philippine, PapuaNew guinea, v\u00e0 v\u00f9ng B\u1eafc \u00fac\u2026<\/p>\n<p>\u1edf Vi\u1ec7t Nam, v\u1eb9t t\u00e1ch ph\u00e2n b\u1ed1 t\u1eeb ven bi\u1ec3n ph\u00eda b\u1eafc mi\u1ec1n trung \u0111\u1ebfn ven bi\u1ec3n Nam B\u1ed9. V\u1eb9t t\u00e1ch c\u00f3 th\u1ec3 ph\u00e2n b\u1ed1 th\u00e0nh c\u00e1c qu\u1ea7n th\u1ee5 t\u1eadp trung c\u00f3 di\u1ec7n t\u00edch l\u1edbn, t\u1ea1o ra ki\u1ec3u r\u1eebng thu\u1ea7n lo\u00e0i. C\u0169ng c\u00f3 th\u1ec3 k\u1ebft h\u1ee3p v\u1edbi m\u1ed9t s\u1ed1 lo\u00e0i c\u00e2y r\u1eebng ng\u1eadp m\u1eb7n kh\u00e1c, t\u1ea1o ra qu\u1ea7n x\u00e3 th\u1ef1c v\u1eadt r\u1ea5t phong ph\u00fa nh\u01b0 qu\u1ea7n x\u00e3 h\u1ed7n giao \u0111\u01b0\u1edbc-v\u1eb9t t\u00e1ch, qu\u1ea7n x\u00e3 v\u1eb9t t\u00e1ch \u2013 v\u1eb9t d\u00f9, qu\u1ea7n x\u00e3 d\u00e0 &#8211; v\u1eb9t t\u00e1ch\u2026<\/p>\n<p><strong><em>4. Sinh tr\u01b0\u1edfng v\u00e0 sinh kh\u1ed1i<\/em><\/strong><\/p>\n<p>Tr\u00ean th\u1ebf gi\u1edbi c\u00f3 r\u1ea5t nhi\u1ec1u t\u00e1c gi\u1ea3 nghi\u00ean c\u1ee9u v\u1ec1 sinh tr\u01b0\u1edfng v\u00e0 sinh kh\u1ed1i r\u1eebng \u0111\u01b0\u1edbc nh\u01b0 Barry Clough (1996), Ong (1985), Putz&amp;Chan (1986).<\/p>\n<p>\u1edfVi\u1ec7t Nam, v\u1eb9t t\u00e1ch t\u0103ng tr\u01b0\u1edfng kh\u00e1 nhanh v\u00e0 c\u00f3 sinh kh\u1ed1i l\u1edbn, nh\u01b0ng \u00edt th\u1ea5y t\u00e1c gi\u1ea3 n\u00e0o nghi\u00ean c\u1ee9u.<\/p>\n<ul>\n<li>V\u1ec1 t\u0103ng tr\u01b0\u1edfng:<\/li>\n<\/ul>\n<p>T\u0103ng tr\u01b0\u1edfng \u0111\u01b0\u1eddng k\u00ednh 0,63cm\/n\u0103m, t\u0103ng tr\u01b0\u1edfng chi\u1ec1u cao 1,02m\/n\u0103m v\u00e0 l\u01b0\u1ee3ng t\u0103ng tr\u01b0\u1edfng b\u00ecnh qu\u00e2n 10,1m<sup>3<\/sup>\/ha\/n\u0103m \u1edf Tam Giang, Ng\u1ecdc Hi\u1ec3n, C\u00e0 Mau.<\/p>\n<p>T\u0103ng tr\u01b0\u1edfng c\u1ee7a v\u1eb9t t\u00e1ch c\u00f3 th\u1ec3 tham kh\u1ea3o theo s\u1ed1 li\u1ec7u \u1edf b\u1ea3ng sau:<\/p>\n<table>\n<tbody>\n<tr>\n<td>Tu\u1ed5i<\/td>\n<td>M\u1eadt \u0111\u1ed9<\/p>\n<p>(c\/ha)<\/td>\n<td>D<sub>1.3<\/sub><\/p>\n<p>(cm)<\/td>\n<td>Hvn<\/p>\n<p>(m)<\/td>\n<td>Tr\u1eef l\u01b0\u1ee3ng<\/p>\n<p>(m<sup>3<\/sup>\/ha)<\/td>\n<td>Zd (cm\/n\u0103m)<\/td>\n<td>Zh<\/p>\n<p>(m\/n\u0103m)<\/td>\n<td>Zm<\/p>\n<p>(m<sup>3<\/sup>\/n\u0103m)<\/td>\n<\/tr>\n<tr>\n<td>6<\/td>\n<td>12.900<\/td>\n<td>4.08<\/td>\n<td>8.0<\/td>\n<td>68.6<\/td>\n<td>0.68<\/td>\n<td>1.3<\/td>\n<td>11.4<\/td>\n<\/tr>\n<tr>\n<td>10<\/td>\n<td>7.300<\/td>\n<td>6.14<\/td>\n<td>10.2<\/td>\n<td>105.5<\/td>\n<td>0.55<\/td>\n<td>0.93<\/td>\n<td>10.5<\/td>\n<\/tr>\n<tr>\n<td>14<\/td>\n<td>2900<\/td>\n<td>9.48<\/td>\n<td>12.0<\/td>\n<td>118.0<\/td>\n<td>0.67<\/td>\n<td>0.85<\/td>\n<td>8.4<\/td>\n<\/tr>\n<tr>\n<td>B\/qu\u00e2n<\/td>\n<td><em>0.63<\/em><\/td>\n<td><em>1.02<\/em><\/td>\n<td><em>10.1<\/em><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Ngu\u1ed3n: Theo s\u1ed1 li\u1ec7u \u0111i\u1ec1u tra tr\u1eef l\u01b0\u1ee3ng r\u1eebng th\u00e1ng 11\/2001 (Th\u01a1i &amp; C\u1ed9ng s\u1ef1).<\/p>\n<p>\u0110\u1ed1i v\u1edbi r\u1eebng v\u1eb9t t\u00e1ch thu\u1ea7n lo\u00e0i t\u1eeb 1-4 n\u0103m l\u00e0 giai \u0111o\u1ea1n ph\u00e1t tri\u1ec3n m\u1ea1nh v\u1ec1 chi\u1ec1u cao. Tuy nhi\u00ean, hi\u1ec7n t\u01b0\u1ee3ng c\u1ea1nh tranh dinh d\u01b0\u1ee1ng v\u00e0 \u00e1nh s\u00e1ng \u00edt x\u1ea3y ra \u1edf giai \u0111o\u1ea1n n\u00e0y.<\/p>\n<p>Giai \u0111o\u1ea1n 5-10 tu\u1ed5i c\u00e2y r\u1eebng ph\u00e1t tri\u1ec3n m\u1ea1nh v\u1ec1 chi\u1ec1u cao v\u00e0 \u0111\u01b0\u1eddng k\u00ednh, n\u00ean x\u1ea3y ra hi\u1ec7n t\u01b0\u1ee3ng c\u1ea1nh tranh dinh d\u01b0\u1ee1ng v\u00e0 \u00e1nh s\u00e1ng x\u1ea3y ra r\u1ea5t m\u00e3nh li\u1ec7t. Giai \u0111o\u1ea1n n\u00e0y c\u00e2y r\u1eebng c\u00e0nh v\u00e0 ti\u1ea3 th\u01b0a t\u1ef1 nhi\u00ean r\u1ea5t m\u1ea1nh, s\u1ed1 c\u00e2y ch\u1ebft \u0111\u1ebfm \u0111\u01b0\u1ee3c kho\u1ea3ng 40% \u1edf tu\u1ed5i 6-7 v\u00e0 kho\u1ea3ng 30-35% \u1edf tu\u1ed5i 10.<\/p>\n<p>Giai \u0111o\u1ea1n 11-20 tu\u1ed5i, c\u00e2y r\u1eebng ph\u00e1t tri\u1ec3n m\u1ea1nh v\u1ec1 \u0111\u01b0\u1eddng k\u00ednh, c\u1ea1nh tranh dinh d\u01b0\u1ee1ng v\u00e0 \u00e1nh s\u00e1ng v\u1eabn x\u1ea3y ra. Giai \u0111o\u1ea1n n\u00e0y c\u00e2y r\u1eebng t\u1ec9a th\u01b0a t\u1ef1 nhi\u00ean \u00edt h\u01a1n giai \u0111o\u1ea1n tr\u01b0\u1edbc \u0111\u00f3, s\u1ed1 c\u00e2y ch\u1ebft kho\u1ea3ng 10-15% \u1edf tu\u1ed5i 13 v\u00e0 kho\u1ea3ng 5% \u1edf tu\u1ed5i 17.<\/p>\n<p><strong><em>5. Vai tr\u00f2 c\u1ee7a v\u1eb9t t\u00e1ch<\/em><\/strong><\/p>\n<p>V\u1eb9t t\u00e1ch \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn nh\u01b0 l\u00e0 m\u1ed9t ngu\u1ed3n cung c\u1ea5p g\u1ed7, c\u1ee7i. G\u1ed7 khi h\u1ea7m than t\u1ea1o ra nhi\u1ec7t l\u01b0\u1ee3ng cao (1kg than cho 4.560Kcalo), \u0111\u01b0\u1ee3c ng\u01b0\u1eddi d\u00e2n s\u1eed d\u1ee5ng trong n\u1ea5u n\u01b0\u1edbng. G\u1ed7 c\u00f2n d\u00f9ng x\u1ebb v\u00e1n, l\u00e0m v\u00e1n s\u00e0n, \u0111\u00f3ng \u0111\u1ed3 gia d\u1ee5ng nh\u01b0 b\u00e0n gh\u1ebf, gi\u01b0\u1eddng, t\u1ee7,\u2026<\/p>\n<p>R\u1eebng v\u1eb9t t\u00e1ch l\u00e0 n\u01a1i sinh s\u1ed1ng c\u1ee7a c\u00e1c lo\u00e0i \u0111\u1ed9ng v\u1eadt nh\u01b0 th\u00fa, chim, b\u00f2 s\u00e1t, l\u01b0\u1ee1ng c\u01b0\u2026. v\u00e0 c\u1ee7a nhi\u1ec1u lo\u00e0i thu\u1ef7 s\u1ea3n c\u00f3 gi\u00e1 tr\u1ecb kinh t\u1ebf cao nh\u01b0 t\u00f4m, cua, \u0111\u1ed9ng v\u1eadt \u0111\u00e1y, c\u00e1 c\u00e1c lo\u1ea1i\u2026. R\u1eebng v\u1eb9t t\u00e1ch c\u00f2n c\u00f3 t\u00e1c d\u1ee5ng b\u1ea3o v\u1ec7 b\u1edd bi\u1ec3n, ch\u1ed1ng x\u00f3i m\u00f2n \u0111\u1ea5t, ch\u1ed1ng gi\u00f3 b\u00e3o, s\u00f3ng th\u1ea7n\u2026. ph\u00f2ng h\u1ed9 cho nu\u00f4i tr\u1ed3ng thu\u1ef7 s\u1ea3n v\u00e0 s\u1ea3n xu\u1ea5t n\u00f4ng nghi\u1ec7p, cung c\u1ea5p oxy, \u0111i\u1ec1u ho\u00e0 kh\u00ed h\u1eadu, t\u1ea1o m\u00f4i tr\u01b0\u1eddng trong s\u1ea1ch, ph\u1ee5c v\u1ee5 du l\u1ecbch sinh th\u00e1i v\u00e0 nghi\u00ean c\u1ee9u khoa h\u1ecdc.<\/p>\n<p><strong>II. \u0110\u00e1nh gi\u00e1 c\u00e1c m\u00f4 h\u00ecnh tr\u1ed3ng r\u1eebng<\/strong><\/p>\n<p><strong><em>2.1. M\u00f4 h\u00ecnh L\u00e2m \u2013 Ng\u01b0 k\u1ebft h\u1ee3p v\u1edbi lo\u00e0i c\u00e2y v\u1eb9t t\u00e1ch thu\u1ea7n lo\u00e0i<\/em><\/strong><\/p>\n<p>M\u00f4 h\u00ecnh n\u00e0y th\u00edch h\u1ee3p cho v\u00f9ng \u0111\u1ea5t c\u00f3 \u0111\u1ed9 ng\u1eadp tri\u1ec1u trung b\u00ecnh, th\u00e0nh ph\u1ea7n c\u01a1 gi\u1edbi ch\u1ee7 y\u1ebfu l\u00e0 s\u00e9t, h\u00e0m l\u01b0\u1ee3ng h\u1eefu c\u01a1 kh\u00f4ng qu\u00e1 cao, t\u1ea7ng sinh ph\u00e8n s\u00e2u. M\u00f4 h\u00ecnh n\u00e0y g\u1eb7p \u1edf c\u00e1c L\u00e2m Ng\u01b0 tr\u01b0\u1eddng Tam Giang I, L\u00e2m Ng\u01b0 tr\u01b0\u1eddng \u0110\u1ea7m D\u01a1i, Ki\u1ebfn V\u00e0ng, t\u1ec9nh C\u00e0 Mau.<\/p>\n<ul>\n<li>Di\u1ec7n t\u00edch chung th\u01b0\u1eddng t\u1eeb 5-10ha.<\/li>\n<li>T\u1ef7 l\u1ec7 di\u1ec7n t\u00edch r\u1eebng tr\u1ed3ng t\u1eeb 60-70%, di\u1ec7n t\u00edch k\u00eanh b\u1edd nu\u00f4i t\u00f4m t\u1eeb 30-40%.<\/li>\n<li>H\u1ec7 th\u1ed1ng k\u00eanh m\u01b0\u01a1ng nu\u00f4i t\u00f4m.<\/li>\n<\/ul>\n<p>&#8211; K\u00eanh bao \u0111\u01b0\u1ee3c \u0111\u00e0o \u0111\u1eafp b\u1eb1ng c\u01a1 gi\u1edbi ho\u1eb7c b\u1eb1ng th\u1ee7 c\u00f4ng, r\u1ed9ng 4-8m, s\u00e2u t\u1eeb 1-1,5m, b\u1edd bao ph\u00eda ngo\u00e0i t\u1ea1o ra m\u1ed9t khu\u00f4ng h\u1ed9 kh\u00e9p k\u00edn.<\/p>\n<p>&#8211; K\u00eanh b\u00ean trong hay k\u00eanh ru\u1ed9t th\u01b0\u1eddng nh\u1ecf h\u01a1n, \u0111\u00e0o \u0111\u1eafp b\u1eb1ng th\u1ee7 c\u00f4ng th\u01b0\u1eddng r\u1ed9ng t\u1eeb 2,5-3,0m, s\u00e2u t\u1eeb 1,0-1,2m. H\u01b0\u1edbng \u0111\u00e0o theo chi\u1ec1u d\u00e0i c\u1ee7a \u0111\u1ea7m, k\u00eanh c\u00e1ch k\u00eanh t\u1eeb 20-40m.<\/p>\n<p>&#8211; \u0110\u1ec3 \u0111i\u1ec1u ti\u1ebft n\u01b0\u1edbc c\u1ea7n thi\u1ebft x\u00e2y d\u1ef1ng hai c\u1ed1ng; 1 c\u1ed1ng l\u1ea5y n\u01b0\u1edbc v\u00e0 m\u1ed9t c\u1ed1ng x\u1ea3, c\u1ed1ng c\u00f3 k\u00edch th\u01b0\u1edbc d\u00e0i 3-5m, r\u1ed9ng 1,0-1,5m, s\u00e2u 1,5m.<\/p>\n<ul>\n<li>Ch\u0103m s\u00f3c v\u00e0 kinh doanh r\u1eebng v\u1eb9t t\u00e1ch.<\/li>\n<\/ul>\n<p>&#8211; R\u1eebng tr\u1ed3ng theo t\u1eebng b\u0103ng xen k\u1ebd v\u1edbi c\u00e1c k\u00eanh.<\/p>\n<p>&#8211; M\u1eadt \u0111\u1ed9 tr\u1ed3ng 10.000 c\u00e2y\/ha.<\/p>\n<p>&#8211; Trong 3 n\u0103m \u0111\u1ea7u ch\u0103m s\u00f3c r\u1eebng ch\u1ee7 y\u1ebfu l\u00e0 \u0111i\u1ec1u ti\u1ebft n\u01b0\u1edbc, tra d\u1eb7m cho \u0111\u1ee7 m\u1eadt \u0111\u1ed9. Sau khi r\u1eebng kh\u00e9p t\u00e1n t\u1eeb 1-2 n\u0103m ti\u1ebfn h\u00e0nh d\u1ecdn v\u1ec7 sinh, ch\u1eb7t t\u1ec9a b\u1edbt c\u00e0nh nh\u00e1nh, th\u00e2n ph\u1ee5.<\/p>\n<p>&#8211; T\u1ec9a th\u01b0a r\u1eebng l\u1ea7n th\u1ee9 nh\u1ea5t v\u00e0o n\u0103m th\u1ee9 6-7; ch\u1ee7 y\u1ebfu l\u00e0 ch\u1eb7t c\u00e2y d\u01b0\u1edbi t\u00e1n, c\u00e2y b\u1ecb ch\u00e8n \u00e9p, s\u00e2u b\u1ec7nh; ho\u1eb7c t\u1ec9a th\u01b0a theo ph\u01b0\u01a1ng ph\u00e1p c\u01a1 gi\u1edbi, c\u01b0\u1eddng \u0111\u1ed9 t\u1ec9a t\u1eeb 30-50% s\u1ed1 c\u00e2y.<\/p>\n<p>&#8211; T\u1ec9a th\u01b0a r\u1eebng l\u1ea7n th\u1ee9 hai v\u00e0o n\u0103m th\u1ee9 10-12; ch\u1ee7 y\u1ebfu l\u00e0 ch\u1eb7t c\u00e2y d\u01b0\u1edbi t\u00e1n, c\u00e2y b\u1ecb ch\u00e8n \u00e9p, s\u00e2u b\u1ec7nh; c\u01b0\u1eddng \u0111\u1ed9 t\u1ec9a t\u1eeb 20-30% s\u1ed1 c\u00e2y.<\/p>\n<p>&#8211; Khai th\u00e1c r\u1eebng n\u00ean th\u1ef1c hi\u1ec7n v\u00e0o n\u0103m th\u1ee9 15-16, ch\u1ee7 y\u1ebfu l\u00e0 ch\u1eb7t tr\u1eafng, ho\u1eb7c ch\u1eeba kho\u1ea3ng 100 c\u00e2y gieo gi\u1ed1ng.<\/p>\n<ul>\n<li>Nu\u00f4i t\u00f4m k\u1ebft h\u1ee3p: B\u1ed5 sung l\u01b0\u1ee3ng t\u00f4m gi\u1ed1ng kho\u1ea3ng 5-10 con\/m<sup>2<\/sup>.<\/li>\n<\/ul>\n<p>&#8211; Th\u1eddi gian nu\u00f4i kho\u1ea3ng 3-4 th\u00e1ng.<\/p>\n<p>&#8211; Th\u1eddi v\u1ee5 nu\u00f4i 2 v\u1ee5\/n\u0103m.<\/p>\n<p>&#8211; Cu\u1ed1i m\u1ed7i v\u1ee5 sau khi thu ho\u1ea1ch ph\u1ea3i ti\u1ebfn h\u00e0nh c\u1ea3i t\u1ea1o \u0111\u1ea7m nu\u00f4i b\u1eb1ng c\u00e1ch v\u00e9t b\u1ecf ph\u00f9 sa b\u1ed3i l\u1eafng d\u01b0\u1edbi \u0111\u00e1y k\u00eanh.<\/p>\n<p><em>Nh\u1eadn x\u00e9t:<\/em><\/p>\n<p>&#8211; \u0110\u1ea7u t\u01b0 \u00edt t\u1ed1n k\u00e9m, kh\u00f4ng \u0111\u00f2i h\u1ecfi k\u1ef9 thu\u1eadt canh t\u00e1c cao, c\u00f3 th\u1ec3 \u00e1p d\u1ee5ng r\u1ed9ng r\u00e3i.<\/p>\n<p>&#8211; M\u00f4i tr\u01b0\u1eddng \u00edt b\u1ecb bi\u1ebfn \u0111\u1ed9ng, h\u1ea1n ch\u1ebf \u0111\u01b0\u1ee3c qu\u00e1 tr\u00ecnh \u00f4 nhi\u1ec5m.<\/p>\n<p>&#8211; R\u1eebng t\u0103ng tr\u01b0\u1edfng kh\u00e1 nhanh.<\/p>\n<p>&#8211; L\u01b0\u1ee3ng v\u1eadt d\u1ee5ng nh\u01b0 l\u00e1, c\u00e0nh, hoa\u2026 h\u00e0ng n\u0103m \u00edt n\u00ean kh\u00f4ng g\u00e2y t\u00e1c \u0111\u1ed9ng x\u1ea5u \u0111\u1ebfn t\u00f4m nu\u00f4i.<\/p>\n<p>&#8211; N\u0103ng su\u1ea5t nu\u00f4i kh\u00f4ng cao v\u00e0 th\u1eddi gian nu\u00f4i k\u00e9o d\u00e0i h\u01a1n.<\/p>\n<p>&#8211; Khi gi\u1eef n\u01b0\u1edbc trong v\u00f2ng 5-7 ng\u00e0y, c\u00e2y c\u00f3 hi\u1ec7n t\u01b0\u1ee3ng v\u00e0ng l\u00e1, n\u1ebfu kh\u00f4ng x\u1ea3 n\u01b0\u1edbc k\u1ecbp th\u1eddi c\u00e2y c\u00f3 th\u1ec3 b\u1ecb ch\u1ebft.<\/p>\n<p><strong><em>2.2. M\u00f4 h\u00ecnh L\u00e2m-Ng\u01b0 v\u1edbi r\u1eebng h\u1ed7n giao gi\u1eefa v\u1eb9t t\u00e1ch v\u00e0 \u0111\u01b0\u1edbc<\/em><\/strong><\/p>\n<p>M\u00f4 h\u00ecnh n\u00e0y th\u00edch h\u1ee3p cho v\u00f9ng \u0111\u1ea5t c\u00f3 \u0111\u1ed9 ng\u1eadp tri\u1ec1u trung b\u00ecnh, ho\u1eb7c \u0111\u1ed9 ng\u1eadp tri\u1ec1u cao, th\u00e0nh ph\u1ea7n c\u01a1 gi\u1edbi ch\u1ee7 y\u1ebfu l\u00e0 s\u00e9t, t\u1ea7ng sinh ph\u00e8n s\u00e2u, \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n \u1edf m\u1ed9t s\u1ed1 v\u00f9ng \u1edf C\u00e0 Mau. R\u1eebng v\u1eb9t t\u00e1ch ch\u1ee7 y\u1ebfu l\u00e0 r\u1eebng t\u00e1i sinh v\u00e0 \u0111\u01b0\u1edbc tr\u1ed3ng h\u1ed7n giao theo t\u1eebng \u0111\u00e1m.<\/p>\n<ul>\n<li>Di\u1ec7n t\u00edch chung th\u01b0\u1eddng t\u1eeb 5-10ha.<\/li>\n<li>T\u1ef7 l\u1ec7 di\u1ec7n t\u00edch r\u1eebng tr\u1ed3ng t\u1eeb 60-70%, di\u1ec7n t\u00edch k\u00eanh b\u1edd nu\u00f4i t\u00f4m t\u1eeb 30-40%.<\/li>\n<li>H\u1ec7 th\u1ed1ng k\u00eanh m\u01b0\u01a1ng nu\u00f4i t\u00f4m gi\u1ed1ng nh\u01b0 m\u00f4 h\u00ecnh tr\u00ean.<\/li>\n<li>Ch\u0103m s\u00f3c v\u00e0 kinh doanh r\u1eebng.<\/li>\n<\/ul>\n<p>&#8211; R\u1eebng v\u1eb9t t\u00e1ch ch\u1ee7 y\u1ebfu l\u00e0 c\u00e2y t\u00e1i sinh v\u1edbi m\u1eadt \u0111\u1ed9 ban \u0111\u1ea7u r\u1ea5t cao, kho\u1ea3ng 19.300 c\u00e2y\/ha; \u0111\u01b0\u1edbc tr\u1ed3ng xen tr\u00ean di\u1ec7n t\u00edch m\u00e0 v\u1eb9t kh\u00f4ng t\u00e1i sinh v\u1edbi m\u1eadt \u0111\u1ed9 tr\u1ed3ng 10.000 c\u00e2y\/ha.<\/p>\n<p>&#8211; Trong 3 n\u0103m \u0111\u1ea7u ch\u0103m s\u00f3c r\u1eebng ch\u1ee7 y\u1ebfu l\u00e0 \u0111i\u1ec1u ti\u1ebft n\u01b0\u1edbc, tra d\u1eb7m cho \u0111\u1ee7 m\u1eadt \u0111\u1ed9, sau khi r\u1eebng kh\u00e9p t\u00e1n t\u1eeb 1-2 n\u0103m ti\u1ebfn h\u00e0nh d\u1ecdn v\u1ec7 sinh ch\u1eb7t t\u1ec9a b\u1edbt c\u00e0nh nh\u00e1nh, th\u00e2n ph\u1ee5.<\/p>\n<p>&#8211; T\u1ec9a th\u01b0a r\u1eebng l\u1ea7n th\u1ee9 nh\u1ea5t v\u00e0o n\u0103m th\u1ee9 8-9, t\u1ec9a th\u01b0a r\u1eebng l\u1ea7n th\u1ee9 hai v\u00e0o n\u0103m th\u1ee9 12-14, ch\u1ee7 y\u1ebfu l\u00e0 ch\u1eb7t c\u00e2y d\u01b0\u1edbi t\u00e1n, c\u00e2y b\u1ecb ch\u00e8n \u00e9p, s\u00e2u b\u1ec7nh.<\/p>\n<p>&#8211; Khai th\u00e1c r\u1eebng n\u00ean th\u1ef1c hi\u1ec7n v\u00e0o n\u0103m th\u1ee9 16-18, ch\u1ee7 y\u1ebfu l\u00e0 ch\u1eb7t tr\u1eafng, ho\u1eb7c ch\u1eeba kho\u1ea3ng 100 c\u00e2y gieo gi\u1ed1ng.<\/p>\n<p>&#8211; Nu\u00f4i t\u00f4m: K\u1ef9 thu\u1eadt gi\u1ed1ng nh\u01b0 m\u00f4 h\u00ecnh tr\u00ean.<\/p>\n<p><em>Nh\u1eadn x\u00e9t:<\/em><\/p>\n<p>&#8211; M\u00f4 h\u00ecnh n\u00e0y gi\u1ed1ng nh\u01b0 m\u00f4 h\u00ecnh tr\u00ean l\u00e0 \u00edt t\u1ed1n k\u00e9m, kh\u00f4ng \u0111\u00f2i h\u1ecfi k\u1ef9 thu\u1eadt canh t\u00e1c cao, c\u00f3 th\u1ec3 \u00e1p d\u1ee5ng r\u1ed9ng r\u00e3i.<\/p>\n<p>&#8211; M\u00f4i tr\u01b0\u1eddng \u1ed5n \u0111\u1ecbnh h\u01a1n m\u00f4 h\u00ecnh tr\u00ean.<\/p>\n<p>&#8211; L\u01b0\u1ee3ng v\u1eadt d\u1ee5ng nh\u01b0 l\u00e1, c\u00e0nh, hoa\u2026. h\u00e0ng n\u0103m nhi\u1ec1u h\u01a1n n\u00ean g\u00e2y t\u00e1c \u0111\u1ed9ng x\u1ea5u \u0111\u1ebfn t\u00f4m nu\u00f4i.<\/p>\n<p><strong>III. C\u00e1c gi\u1ea3i ph\u00e1p k\u1ef9 thu\u1eadt \u00e1p d\u1ee5ng<\/strong><\/p>\n<p><strong><em>3.1. Gi\u1ed1ng tr\u1ed3ng r\u1eebng <\/em><\/strong><\/p>\n<ul>\n<li>Ch\u1ecdn c\u00e2y m\u1eb9<\/li>\n<\/ul>\n<p>C\u00e2y m\u1eb9 c\u00f3 tu\u1ed5i t\u1eeb 12-15 n\u0103m, sinh tr\u01b0\u1edfng v\u00e0 ph\u00e1t tri\u1ec3n t\u1ed1t, kh\u00f4ng s\u00e2u b\u1ec7nh, kh\u00f4ng khuy\u1ebft t\u1eadt, ph\u00e2n c\u00e0nh cao, t\u00e1n c\u00e2n \u0111\u1ed1i.<\/p>\n<ul>\n<li>K\u1ef9 thu\u1eadt thu h\u00e1i b\u1ea3o qu\u1ea3n<\/li>\n<\/ul>\n<p>Qu\u1ea3 ch\u00edn v\u00e0o th\u00e1ng 7-10, nh\u01b0ng th\u1eddi gian thu v\u1edbt qu\u1ea3 gi\u1ed1ng t\u1ed1t nh\u1ea5t v\u00e0o th\u00e1ng 8, qu\u1ea3 gi\u1ed1ng ph\u1ea3i c\u00f2n nguy\u00ean v\u1eb9n, ch\u01b0a \u0111\u00e2m r\u1ec5, d\u00e0i 10-12cm, tr\u1ecdng l\u01b0\u1ee3ng b\u00ecnh qu\u00e2n 160-180 tr\u00e1i\/kg.<\/p>\n<p>Khi thu h\u00e1i xong n\u00ean \u0111em tr\u1ed3ng ngay. N\u1ebfu ch\u01b0a tr\u1ed3ng \u0111\u01b0\u1ee3c ngay ph\u1ea3i \u0111\u1ec3 qu\u1ea3 gi\u1ed1ng ng\u00e2m d\u01b0\u1edbi n\u01a1i n\u01b0\u1edbc ch\u1ea3y c\u00f3 b\u00f3ng m\u00e1t v\u00e0 kh\u00f4ng n\u00ean gi\u1eef l\u00e2u qu\u00e1 10 ng\u00e0y.<\/p>\n<p><strong><em>3.2. K\u1ef9 thu\u1eadt tr\u1ed3ng r\u1eebng<\/em><\/strong><\/p>\n<ul>\n<li>Th\u1eddi v\u1ee5 tr\u1ed3ng t\u1eeb th\u00e1ng 8-9.<\/li>\n<li>M\u1eadt \u0111\u1ed9 tr\u1ed3ng 10.000-20.000 c\u00e2y\/ha.<\/li>\n<li>K\u1ef9 thu\u1eadt tr\u1ed3ng, ch\u0103m s\u00f3c, khai th\u00e1c:<\/li>\n<\/ul>\n<p>&#8211; C\u1eafm ph\u1ea7n \u0111u\u00f4i c\u1ee7a qu\u1ea3 v\u1eb9t t\u00e1ch xu\u1ed1ng \u0111\u1ea5t b\u00f9n s\u00e2u t\u1eeb 3-4cm (kho\u1ea3ng 1,3 chi\u1ec1u d\u00e0i tr\u00e1i).<\/p>\n<p>&#8211; Trong n\u0103m \u0111\u1ea7u ch\u0103m s\u00f3c r\u1eebng ch\u1ee7 y\u1ebfu l\u00e0 \u0111i\u1ec1u ti\u1ebft n\u01b0\u1edbc, tra d\u1eb7m cho \u0111\u1ee7 m\u1eadt \u0111\u1ed9; h\u1ea1n ch\u1ebf ba kh\u00eda, ch\u00f9 \u1ee5, c\u00f2ng, c\u00e1y\u2026. c\u1eafn ph\u00e1 c\u00e2y m\u1ea7m.<\/p>\n<p>&#8211; Khai th\u00e1c r\u1eebng n\u00ean th\u1ef1c hi\u1ec7n v\u00e0o n\u0103m th\u1ee9 16-18, ch\u1ee7 y\u1ebfu l\u00e0 ch\u1eb7t tr\u1eafng c\u00f3 ch\u1eeba c\u00e2y gieo gi\u1ed1ng.<\/p>\n<p><strong><em>3.3. C\u00e1c d\u1ea1ng l\u1eadp \u0111\u1ecba tr\u1ed3ng r\u1eebng v\u1eb9t t\u00e1ch ch\u1ee7 y\u1ebfu<\/em><\/strong><\/p>\n<table>\n<tbody>\n<tr>\n<td>\u0110i\u1ec1u ki\u1ec7n l\u1eadp \u0111\u1ecba<\/td>\n<td>V\u00f9ng ng\u1eadp tri\u1ec1u th\u01b0\u1eddng xuy\u00ean<\/td>\n<td>V\u00f9ng b\u1ecb ng\u1eadp tri\u1ec1u th\u1ea5p<\/td>\n<td>V\u00f9ng b\u1ecb ng\u1eadp tri\u1ec1u trung b\u00ecnh<\/td>\n<td>V\u00f9ng b\u1ecb ng\u1eadp tri\u1ec1u cao<\/td>\n<td>V\u00f9ng b\u1ecb ng\u1eadp tri\u1ec1u b\u1edfi tri\u1ec1u b\u1ea5t th\u01b0\u1eddng<\/td>\n<\/tr>\n<tr>\n<td>Lo\u1ea1i \u0111\u1ea5t<\/td>\n<td>Ia<\/td>\n<td>Ib<\/td>\n<td>Ic<\/td>\n<td>Id<\/td>\n<td>Ie<\/td>\n<\/tr>\n<tr>\n<td>S\u1ed1 ng\u00e0y ng\u1eadp<\/p>\n<p>T\u00ednh ch\u1ea5t \u0111\u1ea5t<\/p>\n<p>Kh\u1ea3 n\u0103ng sinh tr\u01b0\u1edfng c\u1ee7a v\u1eb9t t\u00e1ch<\/td>\n<td>H\u00e0ng ng\u00e0y<\/p>\n<p>B\u00f9n l\u1ecfng<\/p>\n<p>Kh\u00f4ng th\u00edch h\u1ee3p<\/td>\n<td>300-340<\/p>\n<p>B\u00f9n<\/p>\n<p>Kh\u00f4ng th\u00edch h\u1ee3p<\/td>\n<td>100-300<\/p>\n<p>B\u00f9n ch\u1eb7t &#8211; s\u00e9t m\u1ec1m<\/p>\n<p>Th\u00edch h\u1ee3p<\/td>\n<td>&lt;100<\/p>\n<p>S\u00e9t c\u1ee9ng<\/p>\n<p>\u00edt th\u00edch h\u1ee3p<\/td>\n<td>R\u1ea5t \u00edt<\/p>\n<p>\u0110\u1ea5t r\u1eafn ch\u1eafc<\/p>\n<p>Kh\u00f4ng th\u00edch h\u1ee3p<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>T\u00e0i li\u1ec7u tham kh\u1ea3o<\/strong><\/p>\n<ol>\n<li>Nguy\u1ec5n Ng\u1ecdc B\u00ecnh, 1999; Tr\u1ed3ng r\u1eebng ng\u1eadp m\u1eb7n. Nh\u00e0 XB N\u00f4ng nghi\u1ec7p, H\u00e0 N\u1ed9i, 1999<\/li>\n<li>Bali &amp; Lombok, 1997. Hand book of Mangroves in Indonesia, The Development of Sustainable Mangrove Management Project.<\/li>\n<li>Phan Nguy\u00ean H\u1ed3ng, 1997. Vai tr\u00f2 c\u1ee7a RNM Vi\u1ec7t Nam. Nh\u00e0 XB N\u00f4ng nghi\u1ec7p, H\u00e0 N\u1ed9i, 1997.<\/li>\n<li>\u0110\u1eb7ng Trung T\u1ea5n, 1999. S\u1ed5 tay c\u00e2y c\u1ecf r\u1eebng ng\u1eadp C\u00e0 Mau. S\u1edf khoa h\u1ecdc c\u00f4ng ngh\u1ec7 v\u00e0 m\u00f4i tr\u01b0\u1eddng C\u00e0 Mau &amp; Trung t\u00e2m nghi\u00ean c\u1ee9u r\u1eebng ng\u1eadp Minh H\u1ea3i.<\/li>\n<\/ol>\n<p>****************************************************<\/p>\n","protected":false},"excerpt":{"rendered":"<p>C&acirc;y v\u1eb9t t&aacute;ch (Bruguiera parviflora Rox&amp;Arn.ex Giff) thu\u1ed9c chi Bruguiera, h\u1ecd Rhizophoracea. V\u1eb9t t&aacute;ch l&agrave; lo&agrave;i c&acirc;y \u01b0a s&aacute;ng, ph&aacute;t tri\u1ec3n nhanh, ch\u1ecbu \u0111\u01b0\u1ee3c \u0111\u1ea5t ng\u1eadp n\u01b0\u1edbc theo thu\u1ef7 tri\u1ec1u l&ecirc;n xu\u1ed1ng t\u1ea1i c&aacute;c v&ugrave;ng ven bi\u1ec3n nhi\u1ec7t \u0111\u1edbi. V\u1eb9t t&aacute;ch c&oacute; v\u1ecb tr&iacute; quan tr\u1ecdng trong t\u1eadp \u0111o&agrave;n c&acirc;y tr\u1ed3ng ph\u1ee5c h\u1ed3i r\u1eebng t\u1ea1i c&aacute;c v&ugrave;ng ven bi\u1ec3n. N&oacute; cung c\u1ea5p g\u1ed7 ph\u1ee5c v\u1ee5 x&acirc;y d\u1ef1ng, ch\u1ea5t \u0111\u1ed1t ph\u1ee5c v\u1ee5 \u0111\u1eddi s\u1ed1ng sinh ho\u1ea1t cho c\u1ed9ng \u0111\u1ed3ng c\u01b0 d&acirc;n \u0111\u1ecba ph\u01b0\u01a1ng.<\/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\/8592"}],"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=8592"}],"version-history":[{"count":2,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts\/8592\/revisions"}],"predecessor-version":[{"id":19309,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts\/8592\/revisions\/19309"}],"wp:attachment":[{"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/media?parent=8592"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/categories?post=8592"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/tags?post=8592"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}