{"id":15429,"date":"2015-08-06T14:32:54","date_gmt":"2015-08-06T07:32:54","guid":{"rendered":"http:\/\/vafs.gov.vn\/vn\/?p=15429"},"modified":"2015-08-06T14:35:06","modified_gmt":"2015-08-06T07:35:06","slug":"bao-cao-tom-tat-ket-qua-de-tai-nghien-cuu-kha-nang-hap-thu-cac-bon-cua-rung-tu-nhien-la-rong-thuong-xanh-ban-thuong-xanh-va-rung-la-o-tay-nguyen","status":"publish","type":"post","link":"https:\/\/vafs.gov.vn\/vn\/bao-cao-tom-tat-ket-qua-de-tai-nghien-cuu-kha-nang-hap-thu-cac-bon-cua-rung-tu-nhien-la-rong-thuong-xanh-ban-thuong-xanh-va-rung-la-o-tay-nguyen\/","title":{"rendered":"B\u00e1o c\u00e1o t\u00f3m t\u1eaft k\u1ebft qu\u1ea3 \u0111\u1ec1 t\u00e0i: \u201cNghi\u00ean c\u1ee9u kh\u1ea3 n\u0103ng h\u1ea5p th\u1ee5 c\u00e1c bon c\u1ee7a r\u1eebng t\u1ef1 nhi\u00ean l\u00e1 r\u1ed9ng th\u01b0\u1eddng xanh, b\u00e1n th\u01b0\u1eddng xanh v\u00e0 r\u1ee5ng l\u00e1 \u1edf T\u00e2y Nguy\u00ean\u201d"},"content":{"rendered":"<p style=\"text-align: right;\" align=\"center\"><b>Chu\u0309 tri\u0300: <\/b><b>GS.TS. V\u00f5 \u0110\u1ea1i H\u1ea3i<\/b><\/p>\n<p style=\"text-align: right;\" align=\"center\"><b>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 <\/b><b>TS. \u0110\u1eb7ng Th\u1ecbnh Tri\u1ec1u<\/b><\/p>\n<p style=\"text-align: left;\" align=\"center\"><b>I. M\u1ede \u0110\u1ea6U<\/b><\/p>\n<p>Nh\u1eb1m ng\u0103n ch\u1eb7n nh\u1eefng bi\u1ebfn \u0111\u1ed5i do kh\u00ed h\u1eadu g\u00e2y ra, t\u1ea1i h\u1ed9i ngh\u1ecb th\u01b0\u1ee3ng \u0111\u1ec9nh c\u1ee7a Li\u00ean h\u1ee3p qu\u1ed1c v\u1ec1 m\u00f4i tr\u01b0\u1eddng v\u00e0 ph\u00e1t tri\u1ec3n \u1edf Rio de Janeiro &#8211; Braril (th\u00e1ng 6\/1992), v\u1edbi s\u1ef1 tham gia c\u1ee7a 160 qu\u1ed1c gia, trong \u0111\u00f3 c\u00f3 Vi\u1ec7t Nam \u0111\u00e3 k\u00fd c\u00f4ng \u01b0\u1edbc khung v\u1ec1 bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu to\u00e0n c\u1ea7u (UNFCCC). \u0110\u1ec3 c\u00f3 th\u1ec3 tri\u1ec3n khai th\u1ef1c hi\u1ec7n C\u00f4ng \u01b0\u1edbc, t\u1ea1i h\u1ed9i ngh\u1ecb c\u00e1c b\u00ean l\u1ea7n th\u1ee9 3 t\u1ed5 ch\u1ee9c v\u00e0o th\u00e1ng 12 n\u0103m 1997, Ngh\u1ecb \u0111\u1ecbnh th\u01b0 Kyoto \u0111\u01b0\u1ee3c \u0111\u1ec7 tr\u00ecnh. M\u1edbi \u0111\u00e2y, do kh\u00f4ng \u0111\u1ea1t \u0111\u01b0\u1ee3c c\u00e1c th\u1ea3o thu\u1eadn kh\u00e1c v\u1ec1 m\u1ee5c ti\u00eau gi\u1ea3m ph\u00e1t th\u1ea3i n\u00ean t\u1ea1i COP 18 Doha (Qatar) th\u00e1ng 11\/2012, Ngh\u1ecb \u0111\u1ecbnh th\u01b0 Kyoto \u0111\u00e3 \u0111\u01b0\u1ee3c gia h\u1ea1n \u0111\u1ebfn n\u0103m 2020. \u1ede Vi\u1ec7t Nam, v\u1ea5n \u0111\u1ec1 th\u01b0\u01a1ng m\u1ea1i h\u00f3a c\u00e1c gi\u00e1 tr\u1ecb d\u1ecbch v\u1ee5 m\u00f4i tr\u01b0\u1eddng r\u1eebng bao g\u1ed3m kh\u1ea3 n\u0103ng h\u1ea5p th\u1ee5 CO<sub>2<\/sub> c\u1ee7a r\u1eebng c\u00f2n r\u1ea5t m\u1edbi m\u1ebb nh\u01b0ng l\u1ea1i r\u1ea5t \u0111\u01b0\u1ee3c s\u1ef1 quan t\u00e2m nghi\u00ean c\u1ee9u trong m\u1ed9t v\u00e0i n\u0103m g\u1ea7n \u0111\u00e2y, ch\u1ee7 y\u1ebfu t\u1eadp trung v\u00e0o \u0111\u1ed1i t\u01b0\u1ee3ng r\u1eebng tr\u1ed3ng. R\u1eebng t\u1ef1 nhi\u00ean l\u00e0 \u0111\u1ed1i t\u01b0\u1ee3ng c\u00f3 c\u1ea5u tr\u00fac r\u1ea5t ph\u1ee9c t\u1ea1p, do v\u1eady vi\u1ec7c nghi\u00ean c\u1ee9u sinh kh\u1ed1i v\u00e0 kh\u1ea3 n\u0103ng h\u1ea5p th\u1ee5 CO<sub>2<\/sub> cho \u0111\u1ed1i t\u01b0\u1ee3ng r\u1eebng n\u00e0y r\u1ea5t kh\u00f3 kh\u0103n v\u00e0 cho t\u1edbi nay r\u1ea5t \u00edt \u0111\u01b0\u1ee3c ti\u1ebfn h\u00e0nh, do \u0111\u00f3 ch\u01b0a cung c\u1ea5p \u0111\u1ee7 c\u01a1 s\u1edf khoa h\u1ecdc c\u0169ng nh\u01b0 th\u1ef1c ti\u1ec5n cho vi\u1ec7c l\u01b0\u1ee3ng gi\u00e1 kh\u1ea3 n\u0103ng h\u1ea5p th\u1ee5 c\u00e1c bon c\u1ee7a r\u1eebng t\u1ef1 nhi\u00ean \u1edf Vi\u1ec7t Nam. V\u00f9ng T\u00e2y Nguy\u00ean bao g\u1ed3m 5 t\u1ec9nh: \u0110\u0103k L\u0103k, \u0110\u0103k N\u00f4ng, L\u00e2m \u0110\u1ed3ng, Kon Tum v\u00e0 Gia Lai c\u00f3 di\u1ec7n t\u00edch r\u1eebng t\u1ef1 nhi\u00ean r\u1ea5t l\u1edbn (di\u1ec7n t\u00edch 2.639.000,6 ha; chi\u1ebfm 95,1% t\u1ed5ng di\u1ec7n t\u00edch \u0111\u1ea5t c\u00f3 r\u1eebng tr\u00ean to\u00e0n v\u00f9ng), v\u1edbi 3 ki\u1ec3u r\u1eebng ch\u1ee7 y\u1ebfu l\u00e0: R\u1eebng t\u1ef1 nhi\u00ean l\u00e1 r\u1ed9ng th\u01b0\u1eddng xanh, b\u00e1n th\u01b0\u1eddng xanh v\u00e0 r\u1ee5ng l\u00e1 (di\u1ec7n t\u00edch: 2.080.228,2 ha; chi\u1ebfm kho\u1ea3ng 78,8 % di\u1ec7n t\u00edch \u0111\u1ea5t r\u1eebng t\u1ef1 nhi\u00ean to\u00e0n v\u00f9ng). R\u1eebng T\u00e2y Nguy\u00ean c\u00f3 tr\u1eef l\u01b0\u1ee3ng l\u1edbn, do \u0111\u00f3 c\u00e1c tr\u1ea1ng th\u00e1i n\u00e0y c\u00f3 ti\u1ec1m n\u0103ng l\u01b0u gi\u1eef c\u00e1c bon l\u00e0 r\u1ea5t l\u1edbn, \u0111\u00f3ng g\u00f3p m\u1ed9t vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c ch\u1ed1ng l\u1ea1i bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu v\u00e0 gi\u00fap Vi\u1ec7t Nam tham gia t\u00edch c\u1ef1c v\u00e0o REDD. \u0110\u1ec3 \u0111\u00e1p \u1ee9ng \u0111\u01b0\u1ee3c nh\u1eefng nhu c\u1ea7u th\u1ef1c ti\u1ec5n \u0111\u00f3, \u0111\u1ec1 t\u00e0i \u201c<b><i>Nghi\u00ean c\u1ee9u kh\u1ea3 n\u0103ng h\u1ea5p th\u1ee5 c\u00e1c bon c\u1ee7a r\u1eebng t\u1ef1 nhi\u00ean l\u00e1 r\u1ed9ng th\u01b0\u1eddng xanh, b\u00e1n th\u01b0\u1eddng xanh v\u00e0 r\u1ee5ng l\u00e1 \u1edf T\u00e2y Nguy\u00ean\u201d <\/i><\/b>\u0111\u01b0\u1ee3c ti\u1ebfn h\u00e0nh v\u1edbi m\u1ee5c ti\u00eau ch\u00ednh l\u00e0:<\/p>\n<p>G\u00f3p ph\u1ea7n x\u00e2y d\u1ef1ng lu\u1eadn c\u1ee9 khoa h\u1ecdc cho \u0111\u1ecbnh gi\u00e1 tr\u1ecb m\u00f4i tr\u01b0\u1eddng v\u00e0 \u0111\u1ecbnh gi\u00e1 r\u1eebng c\u1ee7a c\u00e1c ki\u1ec3u r\u1eebng l\u00e1 r\u1ed9ng t\u1ef1 nhi\u00ean ch\u1ee7 y\u1ebfu \u1edf Vi\u1ec7t Nam.<\/p>\n<p>+ X\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c sinh kh\u00f4\u0301i va\u0300 tr\u1eef l\u01b0\u1ee3ng c\u00e1c bon c\u1ee7a c\u00e1c ki\u00ea\u0309u r\u1eebng t\u1ef1 nhi\u00ean l\u00e1 r\u1ed9ng th\u01b0\u1eddng xanh, b\u00e1n th\u01b0\u1eddng xanh v\u00e0 r\u1ee5ng l\u00e1 \u1edf T\u00e2y Nguy\u00ean.<\/p>\n<p>+ X\u00e2y d\u1ef1ng \u0111\u01b0\u1ee3c c\u00e1c m\u00f4 h\u00ecnh to\u00e1n d\u01b0\u0323 ba\u0301o sinh kh\u1ed1i v\u00e0 tr\u1eef l\u01b0\u1ee3ng c\u00e1c bon c\u1ee7a c\u00e1c ki\u00ea\u0309u r\u1eebng t\u1ef1 nhi\u00ean l\u00e1 r\u1ed9ng th\u01b0\u1eddng xanh, b\u00e1n th\u01b0\u1eddng xanh v\u00e0 r\u1ee5ng l\u00e1 \u1edf T\u00e2y Nguy\u00ean.<\/p>\n<p>+ \u0110\u00ea\u0300 xu\u00e2\u0301t ph\u01b0\u01a1ng pha\u0301p v\u00e0 x\u00e2y d\u1ef1ng h\u01b0\u1edbng d\u1eabn c\u00e1ch x\u00e1c \u0111\u1ecbnh tr\u1eef l\u01b0\u1ee3ng c\u00e1c bon r\u1eebng t\u1ef1 nhi\u00ean \u1edf T\u00e2y Nguy\u00ean.<\/p>\n<p>+ Ph\u1ea7n m\u1ec1m m\u00e1y t\u00ednh d\u1ef1 t\u00ednh c\u00e1c bon 3 ki\u1ec3u r\u1eebng t\u1ef1 nhi\u00ean \u1edf T\u00e2y Nguy\u00ean.<\/p>\n<p><b>2. N\u1ed8I DUNG NGHI\u00caN C\u1ee8U<\/b><\/p>\n<p>&#8211; Nghi\u00ean c\u1ee9u sinh kh\u1ed1i v\u00e0 kha\u0309 n\u0103ng h\u00e2\u0301p thu\u0323 c\u00e1c bon c\u1ee7a r\u1eebng t\u1ef1 nhi\u00ean ru\u0323ng la\u0301 \u01a1\u0309 T\u00e2y Nguy\u00ean.<\/p>\n<p>&#8211; Nghi\u00ean c\u1ee9u sinh kh\u1ed1i v\u00e0 kha\u0309 n\u0103ng h\u00e2\u0301p thu\u0323 c\u00e1c bon c\u1ee7a r\u1eebng t\u1ef1 nhi\u00ean l\u00e1 r\u1ed9ng th\u01b0\u1eddng xanh \u01a1\u0309 T\u00e2y Nguy\u00ean.<\/p>\n<p>&#8211; Nghi\u00ean c\u1ee9u sinh kh\u1ed1i v\u00e0 kha\u0309 n\u0103ng h\u00e2\u0301p thu\u0323 c\u00e1c bon c\u1ee7a r\u1eebng t\u1ef1 nhi\u00ean l\u00e1 r\u1ed9ng ba\u0301n th\u01b0\u1eddng xanh \u01a1\u0309 T\u00e2y Nguy\u00ean.<\/p>\n<p>&#8211; \u0110\u00ea\u0300 xu\u00e2\u0301t ph\u01b0\u01a1ng ph\u00e1p, x\u00e2y d\u1ef1ng h\u01b0\u01a1\u0301ng d\u00e2\u0303n c\u00e1ch x\u00e1c \u0111\u1ecbnh v\u00e0 x\u00e2y d\u1ef1ng ph\u1ea7n m\u1ec1m xa\u0301c \u0111i\u0323nh l\u01b0\u01a1\u0323ng c\u00e1c bon h\u00e2\u0301p thu\u0323 c\u1ee7a r\u01b0\u0300ng t\u01b0\u0323 nhi\u00ean la\u0301 r\u00f4\u0323ng th\u01b0\u01a1\u0300ng xanh, ba\u0301n th\u01b0\u01a1\u0300ng xanh va\u0300 ru\u0323ng la\u0301 \u01a1\u0309 T\u00e2y Nguy\u00ean.<\/p>\n<p style=\"text-align: center;\">\u00a0<a href=\"http:\/\/vafs.gov.vn\/vn\/2015\/08\/bao-cao-tom-tat-ket-qua-de-tai-nghien-cuu-kha-nang-hap-thu-cac-bon-cua-rung-tu-nhien-la-rong-thuong-xanh-ban-thuong-xanh-va-rung-la-o-tay-nguyen\/l\/\" rel=\"attachment wp-att-15431\"><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter  wp-image-15431\" alt=\"L\" src=\"http:\/\/vafs.gov.vn\/vn\/wp-content\/uploads\/sites\/2\/2015\/08\/15-08-06-Giatri-Carbon.jpg\" width=\"560\" height=\"365\" srcset=\"https:\/\/vafs.gov.vn\/vn\/wp-content\/uploads\/sites\/2\/2015\/08\/15-08-06-Giatri-Carbon.jpg 800w, https:\/\/vafs.gov.vn\/vn\/wp-content\/uploads\/sites\/2\/2015\/08\/15-08-06-Giatri-Carbon-500x326.jpg 500w\" sizes=\"(max-width: 560px) 100vw, 560px\" \/><\/a><\/p>\n<p><b>II. C\u00c1C K\u1ebeT QU\u1ea2<\/b><\/p>\n<p>&#8211; Ba\u0309ng tra c\u00e1c lo\u00e0i theo nh\u00f3m kh\u1ed1i l\u01b0\u1ee3ng th\u1ec3 t\u00edch g\u1ed7 cho 3 ki\u1ec3u r\u1eebng (r\u1ee5ng l\u00e1, l\u00e1 r\u1ed9ng th\u01b0\u1eddng xanh v\u00e0 r\u1eebng b\u00e1n r\u1ee5ng l\u00e1 \u1edf T\u00e2y Nguy\u00ean)<\/p>\n<p>&#8211; Ph\u1ea7n m\u1ec1m m\u00e1y t\u00ednh d\u1ef1 t\u00ednh sinh kh\u1ed1i v\u00e0 c\u00e1c bon 3 ki\u1ec3u r\u1eebng t\u1ef1 nhi\u00ean.<\/p>\n<p>&#8211; B\u1ed9 s\u1ed1 li\u1ec7u v\u1ec1 sinh kh\u1ed1i v\u00e0 c\u00e1c bon 3 ki\u1ec3u r\u1eebng t\u1ef1 nhi\u00ean.<\/p>\n<p>&#8211; H\u01b0\u1edbng d\u1eabn c\u00e1ch x\u00e1c \u0111\u1ecbnh l\u01b0\u1ee3ng c\u00e1c bon \u0111\u1ed1i v\u1edbi r\u1eebng t\u1ef1 nhi\u00ean.<\/p>\n<p>&#8211; Ba\u0301o ca\u0301o t\u1ed5ng k\u1ebft \u0111\u1ec1 t\u00e0i<\/p>\n<p>&#8211; Vi\u1ebft b\u00e1o (3 b\u00e0i)<\/p>\n<p>i) V\u0169 \u0110\u1ee9c Qu\u1ef3nh, V\u00f5 \u0110\u1ea1i H\u1ea3i (2012), Nghi\u00ean c\u1ee9u sinh kh\u1ed1i v\u00e0 kh\u1ea3 n\u0103ng h\u1ea5p th\u1ee5 CO<sub>2<\/sub> c\u1ee7a c\u00e1c tr\u1ea1ng th\u00e1i r\u1eebng r\u1ee5ng l\u00e1 t\u1ea1i t\u1ec9nh \u0110\u0103k L\u0103k. <i>T\u1ea1p ch\u00ed NN &amp; PTNT s\u1ed1 2\/2012.<\/i><\/p>\n<p>ii)V\u00f5 \u0110\u1ea1i H\u1ea3i, L\u1ee5c Linh Tuy\u1ec1n (2012), X\u00e1c \u0111\u1ecbnh tr\u1eef l\u01b0\u1ee3ng c\u00e1c bon trong c\u00e1c tr\u1ea1ng th\u00e1i r\u1eebng t\u1ef1 nhi\u00ean l\u00e1 r\u1ed9ng th\u01b0\u1eddng xanh t\u1ea1i huy\u1ec7n K&#8217;bang, t\u1ec9nh Gia Lai. <i>T\u1ea1p ch\u00ed NN&amp;PTNT s\u1ed1 200\/2012, trang 91-98.<\/i><\/p>\n<p>iii) V\u00f5 \u0110\u1ea1i H\u1ea3i, \u0110\u1eb7ng Th\u1ecbnh Tri\u1ec1u (2012), Nghi\u00ean c\u1ee9u kh\u1ea3 n\u0103ng h\u1ea5p th\u1ee5 CO<sub>2<\/sub> c\u1ee7a r\u1eebng Kh\u1ed9p t\u1ea1i T\u00e2y Nguy\u00ean. K\u1ef7 y\u1ebfu H\u1ed9i ngh\u1ecb khoa h\u1ecdc c\u00f4ng ngh\u1ec7 l\u00e2m nghi\u1ec7p mi\u1ec1n Trung, NXBNN, 2012, trang 218-227.<\/p>\n<p>&#8211; 1 cu\u1ed1n s\u00e1ch v\u1ec1 sinh kh\u1ed1i v\u00e0 c\u00e1c bon c\u1ee7a 3 ki\u1ec3u r\u1eebng.<\/p>\n<p>&#8211; \u0110a\u0300o t\u1ea1o (3 th\u1ea1c s\u0129; 1 NCS \u0111ang l\u00e0m lu\u1eadn \u00e1n)<\/p>\n<p><b><i>&#8211;<\/i><\/b><i> <b>\u0110\u00e0o t\u1ea1o NCS<\/b> (kh\u00f4ng c\u00f3 trong k\u1ebf ho\u1ea1ch)<\/i>: 1 nghi\u00ean c\u1ee9u sinh \u0111ang l\u00e0m lu\u1eadn \u00e1n v\u1edbi c\u00e1c n\u1ed9i dung nghi\u00ean c\u1ee9u c\u1ee7a \u0111\u1ec1 t\u00e0i, c\u1ee5 th\u1ec3 nh\u01b0 sau:<\/p>\n<p>NCS. V\u0169 \u0110\u1ee9c Qu\u1ef3nh kho\u00e1 23\/2011 c\u1ee7a Vi\u1ec7n Khoa h\u1ecdc L\u00e2m nghi\u1ec7p Vi\u1ec7t Nam: T\u00ean lu\u1eadn \u00e1n <i>&#8220;\u0110i\u1ec1u tra, \u0111\u00e1nh gi\u00e1 kh\u1ea3 n\u0103ng h\u1ea5p th\u1ee5 CO<sub>2<\/sub> c\u1ee7a r\u1eebng r\u1ee5ng l\u00e1 l\u00e0m c\u01a1 s\u1edf cho vi\u1ec7c chi tr\u1ea3 d\u1ecbch v\u1ee5 m\u00f4i tr\u01b0\u1eddng r\u1eebng t\u1ea1i c\u00e1c t\u1ec9nh T\u00e2y Nguy\u00ean&#8221;.<\/i> Lu\u1eadn \u00e1n b\u1eaft \u0111\u1ea7u th\u1ef1c hi\u1ec7n t\u1eeb th\u00e1ng 11 n\u0103m 2011.<\/p>\n<p><b><i>\u00a0\u00a0 &#8211;<\/i><\/b><b><i> \u0110\u00e0o t\u1ea1o th\u1ea1c s\u0129<\/i><\/b>: \u0110\u00e3 \u0111\u00e0o t\u1ea1o \u0111\u01b0\u1ee3c 3 th\u1ea1c s\u1ef9 l\u00e2m nghi\u1ec7p:<\/p>\n<p>i) Ho\u0323c vi\u00ean L\u00ea Th\u1ecb T\u00fa: Lu\u00e2\u0323n v\u0103n \u201c<i>X\u00e1c \u0111\u1ecbnh tr\u1eef l\u01b0\u1ee3ng<\/i> <i>CO<sub>2<\/sub> h\u1ea5p th\u1ee5 c\u1ee7a c\u00e1c tr\u1ea1ng th\u00e1i r\u1eebng r\u1ee5ng l\u00e1 t\u1ea1i t\u1ec9nh \u0110\u0103k L\u0103k<\/i>\u201d. Lu\u00e2\u0323n v\u0103n ba\u0309o v\u00ea\u0323 tha\u0301ng 10\/2011 t\u1ea1i Tr\u01b0\u1eddng \u0110\u1ea1i h\u1ecdc L\u00e2m nghi\u1ec7p, k\u1ebft qu\u1ea3 \u0111a\u0323t loa\u0323i gio\u0309i.<\/p>\n<p>ii) H\u1ecdc vi\u00ean L\u1ee5c Linh Tuy\u1ec1n: Lu\u1eadn v\u0103n \u201c<i>X\u00e1c \u0111\u1ecbnh tr\u1eef l\u01b0\u1ee3ng<\/i> <i>c\u00e1c bon t\u00edch l\u0169y trong c\u00e1c tr\u1ea1ng th\u00e1i r\u1eebng t\u1ef1 nhi\u00ean l\u00e1 r\u1ed9ng th\u01b0\u1eddng xanh t\u1ea1i huy\u1ec7n K\u2019Bang, t\u1ec9nh Gia Lai<\/i>\u201d. Lu\u00e2\u0323n v\u0103n ba\u0309o v\u00ea\u0323 tha\u0301ng 10\/2012 t\u1ea1i Tr\u01b0\u1eddng \u0110\u1ea1i h\u1ecdc N\u00f4ng l\u00e2m Th\u00e1i Nguy\u00ean, k\u1ebft qu\u1ea3 \u0111a\u0323t loa\u0323i gio\u0309i.<\/p>\n<p>iii) H\u1ecdc vi\u00ean Nguy\u1ec5n V\u0103n Tr\u01b0\u1eddng: Lu\u1eadn v\u0103n: \u201c<i>X\u00e1c \u0111\u1ecbnh tr\u1eef l\u01b0\u1ee3ng c\u00e1c bon trong c\u00e1c tr\u1ea1ng th\u00e1i r\u1eebng r\u1ee5ng l\u00e1 t\u1ea1i t\u1ec9nh Gia Lai<\/i>\u201d. Lu\u1eadn v\u0103n b\u1ea3o v\u1ec7 v\u00e0o th\u00e1ng 12\/2012 t\u1ea1i Tr\u01b0\u1eddng \u0110\u1ea1i h\u1ecdc Khoa h\u1ecdc T\u1ef1 nhi\u00ean H\u00e0 N\u1ed9i, k\u1ebft qu\u1ea3 \u0111\u1ea1t lo\u1ea1i gi\u1ecfi.<\/p>\n<p><b>5. T\u00c1C \u0110\u1ed8NG KINH T\u1ebe, X\u00c3 H\u1ed8I V\u00c0 M\u00d4I TR\u01af\u1edcNG<\/b><\/p>\n<p><b>5.1. V\u1ec1 khoa h\u1ecdc c\u00f4ng ngh\u1ec7<\/b>: \u0110\u1ec1 t\u00e0i \u0111\u00e3 nghi\u00ean c\u1ee9u v\u00e0 cung c\u1ea5p c\u01a1 s\u1edf khoa h\u1ecdc cho vi\u1ec7c nghi\u00ean c\u1ee9u, x\u00e1c \u0111\u1ecbnh sinh kh\u1ed1i c\u0169ng nh\u01b0 h\u00e0m l\u01b0\u1ee3ng c\u00e1c bon cho c\u00e1c lo\u00e0i c\u00e2y c\u00e1 th\u1ec3 v\u00e0 cho l\u00e2m ph\u1ea7n c\u1ee7a 3 lo\u1ea1i r\u1eebng r\u1ee5ng l\u00e1, b\u00e1n th\u01b0\u1eddng xanh, th\u01b0\u1eddng xanh \u1edf T\u00e2y Nguy\u00ean. Cung c\u1ea5p ph\u1ea7n m\u1ec1m \u1ee9ng d\u1ee5ng cho c\u00f4ng t\u00e1c \u0111i\u1ec1u tra sinh kh\u1ed1i, c\u00e1c bon cho \u0111\u1ed1i t\u01b0\u1ee3ng r\u1eebng t\u1ef1 nhi\u00ean.<\/p>\n<p><b>5.2. V\u1ec1 m\u1eb7t kinh t\u1ebf &#8211; x\u00e3 h\u1ed9i<\/b><\/p>\n<p>D\u1ef1a tr\u00ean nh\u1eefng k\u1ebft qu\u1ea3 nghi\u00ean c\u1ee9u \u0111\u1ea1t \u0111\u01b0\u1ee3c c\u1ee7a \u0111\u1ec1 t\u00e0i g\u00f3p ph\u1ea7n v\u00e0o c\u00f4ng t\u00e1c th\u1ef1c hi\u1ec7n REED \u1edf Vi\u1ec7t Nam c\u0169ng nh\u01b0 ph\u1ee5c v\u1ee5 vi\u1ec7c ki\u1ec3m k\u00ea kh\u00ed nh\u00e0 k\u00ednh, \u0111\u1ecbnh gi\u00e1 v\u00e0 qu\u1ea3n l\u00fd ph\u00e1t tri\u1ec3n r\u1eebng b\u1ec1n v\u1eefng.<\/p>\n<p><b>5.3. V\u1ec1 m\u1eb7t m\u00f4i tr\u01b0\u1eddng<\/b><\/p>\n<p>K\u1ebft qu\u1ea3 nghi\u00ean c\u1ee9u c\u1ee7a \u0111\u1ec1 t\u00e0i ph\u1ea3n \u00e1nh r\u00f5 hi\u1ec7n tr\u1ea1ng r\u1eebng t\u1ef1 nhi\u00ean \u1edf khu v\u1ef1c T\u00e2y Nguy\u00ean, g\u00f3p ph\u1ea7n \u0111\u1ec1 xu\u1ea5t c\u00e1c bi\u1ec7n ph\u00e1p k\u0129 thu\u1eadt khoanh nu\u00f4i, x\u00fac ti\u1ebfn t\u00e1i sinh, ph\u1ee5c h\u1ed3i nh\u1eefng di\u1ec7n t\u00edch r\u1eebng b\u1ecb suy tho\u00e1i, t\u0103ng t\u00ednh \u0111a d\u1ea1ng sinh h\u1ecdc, t\u0103ng kh\u1ea3 n\u0103ng h\u1ea5p th\u1ee5 kh\u00ed CO<sub>2<\/sub>, gi\u1ea3m hi\u1ec7u \u1ee9ng kh\u00ed nh\u00e0 k\u00ednh, c\u1ea3i thi\u1ec7n m\u00f4i tr\u01b0\u1eddng s\u1ed1ng, \u0111i\u1ec1u h\u00f2a kh\u00ed h\u1eadu.<\/p>\n<p align=\"left\">6. K\u1ebeT LU\u1eacN V\u00c0 KI\u1ebeN NGH\u1eca<\/p>\n<p><strong>6.1. Sinh kh\u1ed1i v\u00e0 kh\u1ea3 n\u0103ng t\u00edch l\u0169y c\u00e1c bon c\u1ee7a r\u1eebng t\u1ef1 nhi\u00ean r\u1ee5ng l\u00e1 \u1edf TN<\/strong><\/p>\n<p><i>6.1.1. Sinh kh\u1ed1i c\u1ee7a r\u1eebng t\u1ef1 nhi\u00ean r\u1ee5ng l\u00e1 \u1edf T\u00e2y Nguy\u00ean<\/i><i><\/i><\/p>\n<p>&#8211; C\u1ea5u tr\u00fac sinh kh\u1ed1i c\u00e2y c\u00e1 th\u1ec3 c\u1ee7a 6 lo\u00e0i c\u00e2y \u01b0u th\u1ebf trong khu v\u1ef1c nghi\u00ean c\u1ee9u t\u1eadp trung ch\u1ee7 y\u1ebfu \u1edf ph\u1ea7n th\u00e2n c\u00e2y (50,00%), ti\u1ebfp \u0111\u1ebfn l\u00e0 sinh kh\u1ed1i c\u00e0nh (17,11%), sinh kh\u1ed1i r\u1ec5 (15,84%), sinh kh\u1ed1i v\u1ecf (13,77%), sinh kh\u1ed1i l\u00e1 chi\u1ebfm t\u1ef7 l\u1ec7 th\u1ea5p nh\u1ea5t (3,25%).<\/p>\n<p>&#8211; Sinh kh\u1ed1i t\u1ea7ng c\u00e2y cao c\u1ee7a r\u1eebng r\u1ee5ng l\u00e1 \u1edf tr\u1ea1ng th\u00e1i r\u1eebng gi\u00e0u \u0111at 192,72 t\u1ea5n\/ha; ti\u1ebfp \u0111\u1ebfn l\u00e0 tr\u1ea1ng th\u00e1i r\u1eebng trung b\u00ecnh (123,93 t\u1ea5n\/ha); r\u1eebng ngh\u00e8o v\u1edbi 59,23 t\u1ea5n\/ha v\u00e0 r\u1eebng ch\u01b0a c\u00f3 tr\u1eef l\u01b0\u1ee3ng l\u00e0 13,48 t\u1ea5n\/ha.<\/p>\n<p>&#8211; Sinh kh\u1ed1i c\u00e2y b\u1ee5i th\u1ea3m t\u01b0\u01a1i r\u1eebng r\u1ee5ng \u1edf tr\u1ea1ng th\u00e1i trung b\u00ecnh \u0111\u1ea1t 1,70 t\u1ea5n\/ha; tr\u1ea1ng th\u00e1i ngh\u00e8o 2,40 t\u1ea5n\/ha, tr\u1ea1ng th\u00e1i ch\u01b0a c\u00f3 tr\u1eef l\u01b0\u1ee3ng l\u00e0 2,62 t\u1ea5n\/ha v\u00e0 cao nh\u1ea5t l\u00e0 tr\u1ea1ng th\u00e1i gi\u00e0u 2,84 t\u1ea5n\/ha. <i><\/i><\/p>\n<p>&#8211; Sinh kh\u1ed1i v\u1eadt r\u01a1i r\u1ee5ng t\u1eadp trung nhi\u1ec1u nh\u1ea5t \u1edf tr\u1ea1ng th\u00e1i r\u1eebng gi\u00e0u v\u1edbi 2,26 t\u1ea5n\/ha v\u00e0 th\u1ea5p nh\u1ea5t l\u00e0 tr\u1ea1ng th\u00e1i r\u1eebng trung b\u00ecnh ch\u1ec9 1,46 t\u1ea5n\/ha, c\u00f2n tr\u1ea1ng th\u00e1i r\u1eebng ch\u01b0a c\u00f3 tr\u1eef l\u01b0\u1ee3ng l\u00e0 1,67 t\u1ea5n\/ha v\u00e0 tr\u1ea1ng th\u00e1i ngh\u00e8o l\u00e0 2,03 t\u1ea5n\/ha.<i><\/i><\/p>\n<p>&#8211; T\u1ed5ng sinh kh\u1ed1i c\u00e1c tr\u1ea1ng th\u00e1i r\u1eebng r\u1ee5ng l\u00e1 dao \u0111\u1ed9ng t\u1eeb 17,77 \u2013 197,83 t\u1ea5n\/ha, \u0111\u1ea1t cao nh\u1ea5t \u1edf tr\u1ea1ng th\u00e1i r\u1eebng gi\u00e0u v\u00e0 th\u1ea5p nh\u1ea5t \u1edf tr\u1ea1ng th\u00e1i r\u1eebng ch\u01b0a c\u00f3 tr\u1eef l\u01b0\u1ee3ng (63,66 t\u1ea5n\/ha) v\u00e0 cao nh\u1ea5t \u1edf tr\u1ea1ng th\u00e1i r\u1eebng gi\u00e0u (127,09 t\u1ea5n\/ha).<\/p>\n<p><i>6.1.2. Kh\u1ea3 n\u0103ng t\u00edch l\u0169y c\u00e1c bon c\u1ee7a r\u1eebng r\u1ee5ng l\u00e1<\/i><i><\/i><\/p>\n<p>&#8211; L\u01b0\u1ee3ng c\u00e1c bon c\u1ee7a t\u1ea7ng c\u00e2y cao c\u00f3 s\u1ef1 dao \u0111\u1ed9ng l\u1edbn gi\u1eefa c\u00e1c tr\u1ea1ng th\u00e1i. Cao nh\u1ea5t \u1edf tr\u1ea1ng th\u00e1i r\u1eebng gi\u00e0u \u0111\u1ea1t 90,58 t\u1ea5n\/ha chi\u1ebfm 57,18% trong khi \u0111\u00f3 \u0111\u1ea1t th\u1ea5p nh\u1ea5t l\u00e0 tr\u1ea1ng th\u00e1i r\u1eebng ch\u01b0a c\u00f3 tr\u1eef l\u01b0\u1ee3ng l\u00e0 6,34 t\u1ea5n\/ha chi\u1ebfm 11,01%. \u1ede tr\u1ea1ng th\u00e1i r\u1eebng ngh\u00e8o l\u00e0 27,84 t\u1ea5n\/ha v\u00e0 tr\u1ea1ng th\u00e1i r\u1eebng trung b\u00ecnh l\u00e0 58,25 t\u1ea5n\/ha.<\/p>\n<p>&#8211; L\u01b0\u1ee3ng c\u00e1c bon c\u00e2y b\u1ee5i th\u1ea3m t\u01b0\u01a1i \u1edf c\u00e1c tr\u1ea1ng th\u00e1i ch\u00eanh l\u1ec7ch kh\u00f4ng nhi\u1ec1u. \u1ede r\u1eebng trung b\u00ecnh \u0111\u1ea1t th\u1ea5p nh\u1ea5t 0,80 t\u1ea5n\/ha v\u00e0 cao nh\u1ea5t \u1edf tr\u1ea1ng th\u00e1i r\u1eebng gi\u00e0u l\u00e0 1,33 t\u1ea5n\/ha. Tr\u1ea1ng th\u00e1i ch\u01b0a c\u00f3 tr\u1eef l\u01b0\u1ee3ng 1,23 t\u1ea5n\/ha v\u00e0 tr\u1ea1ng th\u00e1i r\u1eebng ngh\u00e8o l\u00e0 1,13 t\u1ea5n\/ha.<\/p>\n<p>&#8211; L\u01b0\u1ee3ng c\u00e1c bon v\u1eadt r\u01a1i r\u1ee5ng \u1edf r\u1eebng r\u1ee5ng l\u00e1 \u0111\u1ea1t cao nh\u1ea5t \u1edf tr\u1ea1ng th\u00e1i r\u1eebng gi\u00e0u l\u00e0 1,06 t\u1ea5n\/ha, th\u1ea5p nh\u1ea5t \u1edf tr\u1ea1ng th\u00e1i trung b\u00ecnh l\u00e0 0,69 t\u1ea5n\/ha. Tr\u1ea1ng th\u00e1i r\u1eebng ch\u01b0a c\u00f3 tr\u1eef l\u01b0\u1ee3ng l\u00e0 0,78 t\u1ea5n\/ha v\u00e0 tr\u1ea1ng th\u00e1i ngh\u00e8o l\u00e0 0,95 t\u1ea5n\/ha.<\/p>\n<p>&#8211; Theo k\u1ebft qu\u1ea3 ph\u00e2n t\u00edch \u0111\u1ea5t th\u00ec h\u00e0m l\u01b0\u1ee3ng c\u00e1c bon c\u00f3 trong \u0111\u1ea5t \u1edf r\u1eebng r\u1ee5ng l\u00e1 dao \u0111\u1ed9ng t\u1eeb 0,13-3,67% t\u00f9y v\u00e0o \u0111\u1ecba \u0111i\u1ec3m v\u00e0 \u0111\u1eb7c \u0111i\u1ec3m khu v\u1ef1c nghi\u00ean c\u1ee9u. \u0110\u1ed1i v\u1edbi r\u1eebng ch\u01b0a c\u00f3 tr\u1eef l\u01b0\u1ee3ng, l\u01b0\u1ee3ng c\u00e1c bon t\u00edch lu\u1ef9 trong \u0111\u1ea5t trung b\u00ecnh l\u00e0 49,2 t\u1ea5n\/ha; \u1edf r\u1eebng ngh\u00e8o l\u00e0 57,83 t\u1ea5n\/ha; gi\u00e1 tr\u1ecb n\u00e0y \u0111\u1ed1i v\u1edbi tr\u1ea1ng th\u00e1i r\u1eebng trung b\u00ecnh l\u00e0 50,47 t\u1ea5n\/ha v\u00e0 \u0111\u1ed1i v\u1edbi r\u1eebng gi\u00e0u l\u00e0 65,43 t\u1ea5n\/ha.<\/p>\n<p>&#8211; T\u1ed5ng l\u01b0\u1ee3ng c\u00e1c bon t\u00edch l\u0169y trong l\u00e2m ph\u1ea7n r\u1eebng r\u1ee5ng l\u00e1 \u1edf tr\u1ea1ng th\u00e1i r\u1eebng ch\u01b0a c\u00f3 tr\u1eef l\u01b0\u1ee3ng l\u00e0 57,55 t\u1ea5n\/ha, r\u1eebng ngh\u00e8o 87,75 t\u1ea5n\/ha, r\u1eebng trung b\u00ecnh 110,20 t\u1ea5n\/ha, r\u1eebng gi\u00e0u l\u00e0 158,41 t\u1ea5n\/ha.<\/p>\n<p><b>6.2. Sinh kh\u1ed1i v\u00e0 kh\u1ea3 n\u0103ng t\u00edch l\u0169y c\u00e1c bon c\u1ee7a r\u1eebng b\u00e1n th\u01b0\u1eddng xanh \u1edf TN<\/b><b><\/b><\/p>\n<p><i>6.2.1. Sinh kh\u1ed1i c\u1ee7a r\u1eebng t\u1ef1 nhi\u00ean b\u00e1n th\u01b0\u1eddng xanh \u1edf T\u00e2y Nguy\u00ean<\/i><i><\/i><\/p>\n<p>&#8211; Sinh kh\u1ed1i t\u1ea7ng c\u00e2y cao r\u1eebng b\u00e1n th\u01b0\u1eddng xanh c\u1ee7a 2 tr\u1ea1ng th\u00e1i r\u1eebng trung b\u00ecnh v\u00e0 r\u1eebng gi\u00e0u \u0111\u1ea1t 170,43 v\u00e0 246,40 t\u1ea5n\/ha..<\/p>\n<p>&#8211; Sinh kh\u1ed1i c\u00e2y b\u1ee5i, th\u1ea3m t\u01b0\u01a1i c\u1ee7a r\u1eebng t\u1ef1 nhi\u00ean b\u00e1n th\u01b0\u1eddng xanh l\u00e0 5,85 t\u1ea5n\/ha cho r\u1eebng trung b\u00ecnh v\u00e0 cho tr\u1ea1ng th\u00e1i r\u1eebng gi\u00e0u l\u00e0 7,82 t\u1ea5n\/ha.<b><i><\/i><\/b><\/p>\n<p>&#8211; Sinh kh\u1ed1i v\u1eadt r\u01a1i r\u1ee5ng \u1edf tr\u1ea1ng th\u00e1i r\u1eebng trung b\u00ecnh l\u00e0 10,01 t\u1ea5n\/ha, r\u1eebng gi\u00e0u l\u00e0 11,42 t\u1ea5n\/ha.<\/p>\n<p>&#8211; T\u1ed5ng sinh kh\u1ed1i c\u1ee7a r\u1eebng \u1edf tr\u1ea1ng th\u00e1i trung b\u00ecnh \u0111\u1ea1t 200,16 t\u1ea5n\/ha v\u00e0 th\u1ea5p h\u01a1n so v\u1edbi 249,22 t\u1ea5n\/ha c\u1ee7a r\u1eebng \u1edf tr\u1ea1ng th\u00e1i r\u1eebng gi\u00e0u.<\/p>\n<p><i>6.2.2. Kh\u1ea3 n\u0103ng t\u00edch l\u0169y c\u00e1c bon c\u1ee7a r\u1eebng b\u00e1n th\u01b0\u1eddng xanh<\/i><i><\/i><\/p>\n<p><i>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 <\/i>&#8211; L\u01b0\u1ee3ng c\u00e1c bon t\u00edch l\u0169y trong t\u1ea7ng c\u00e2y cao \u1edf tr\u1ea1ng th\u00e1i r\u1eebng gi\u00e0u l\u00e0 108,14 t\u1ea5n\/ha trong khi \u0111\u00f3 r\u1eebng trung b\u00ecnh l\u00e0 91,21 t\u1ea5n\/ha.<\/p>\n<p>&#8211; \u1ede tr\u1ea1ng th\u00e1i r\u1eebng trung b\u00ecnh l\u01b0\u1ee3ng c\u00e1c bon t\u00edch l\u0169y trong c\u00e2y b\u1ee5i th\u1ea3m t\u01b0\u01a1i l\u00e0 2,75 t\u1ea5n\/ha c\u00f2n \u1edf tr\u1ea1ng th\u00e1i r\u1eebng gi\u00e0u l\u00e0 3,68 t\u1ea5n\/ha.<\/p>\n<p><i>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 <\/i>&#8211; L\u01b0\u1ee3ng c\u00e1c bon t\u00edch l\u0169y trong v\u1eadt r\u01a1i r\u1ee5ng \u1edf tr\u1ea1ng th\u00e1i r\u1eebng gi\u00e0u \u0111\u1ea1t trung b\u00ecnh l\u00e0 5,37 t\u1ea5n\/ha trong khi \u0111\u00f3 \u1edf tr\u1ea1ng th\u00e1i r\u1eebng ngh\u00e8o l\u00e0 4,70 t\u1ea5n\/ha.<\/p>\n<p>&#8211; L\u01b0\u1ee3ng c\u00e1c bon t\u00edch trong \u0111\u1ea5t r\u1eebng \u1edf tr\u1ea1ng th\u00e1i r\u1eebng trung b\u00ecnh l\u00e0 59,98 t\u1ea5n\/ha v\u00e0 r\u1eebng gi\u00e0u l\u00e0 62,71t\u1ea5n\/ha<i><\/i><\/p>\n<p>&#8211; T\u1ed5ng l\u01b0\u1ee3ng c\u00e1c bon t\u00edch l\u0169y c\u1ee7a r\u1eebng b\u00e1n th\u01b0\u1eddng xanh tr\u1ea1ng th\u00e1i trung b\u00ecnh \u0111\u1ea1t t\u1eeb 141,54 t\u1ea5n\/ha &#8211; 169,95 t\u1ea5n\/ha, trong khi \u0111\u00f3 t\u1ed5ng l\u01b0\u1ee3ng c\u00e1c bon c\u1ee7a r\u1eebng gi\u00e0u dao \u0111\u1ed9ng t\u1eeb 162,47 t\u1ea5n\/ha \u2013 190,22 t\u1ea5n\/ha t\u00f9y v\u00e0o c\u1ea5p tr\u1eef l\u01b0\u1ee3ng<i><\/i><\/p>\n<p><i>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 <\/i>&#8211; \u0110\u1ec1 t\u00e0i \u0111\u00e3 ti\u1ebfn h\u00e0nh x\u00e2y d\u1ef1ng \u0111\u01b0\u1ee3c 8 ph\u01b0\u01a1ng tr\u00ecnh t\u01b0\u01a1ng quan d\u1ef1 t\u00ednh c\u00e1c bon cho 2 tr\u1ea1ng th\u00e1i r\u1eebng trung b\u00ecnh v\u00e0 gi\u00e0u c\u1ee7a r\u1eebng t\u1ef1 nhi\u00ean b\u00e1n th\u01b0\u1eddng xanh v\u00e0 4 ph\u01b0\u01a1ng tr\u00ecnh chung cho 2 tr\u1ea1ng th\u00e1i.<\/p>\n<p><b>6.3. Sinh kh\u1ed1i v\u00e0 kh\u1ea3 n\u0103ng t\u00edch l\u0169y c\u00e1c bon c\u1ee7a r\u1eebng th\u01b0\u1eddng xanh \u1edf TN<\/b><b><\/b><\/p>\n<p><i>6.3.1. Sinh kh\u1ed1i c\u1ee7a r\u1eebng t\u1ef1 nhi\u00ean th\u01b0\u1eddng xanh \u1edf T\u00e2y Nguy\u00ean<\/i><i><\/i><\/p>\n<p>&#8211; \u1ede tr\u1ea1ng th\u00e1i r\u1eebng ngh\u00e8o sinh kh\u1ed1i t\u1ea7ng c\u00e2y cao \u0111\u1ea1t 136,9 t\u1ea5n\/ha, r\u1eebng trung b\u00ecnh l\u00e0 251,2 t\u1ea5n\/ha, r\u1eebng gi\u00e0u l\u00e0 312,6 t\u1ea5n\/ha v\u00e0 r\u1eebng r\u1ea5t gi\u00e0u \u0111\u1ea1t 359,8 t\u1ea5n\/ha.<\/p>\n<p>&#8211; Sinh kh\u1ed1i c\u00e2y b\u1ee5i, th\u1ea3m t\u01b0\u01a1i c\u1ee7a r\u1eebng l\u00e1 r\u1ed9ng th\u01b0\u1eddng xanh dao \u0111\u1ed9ng t\u1eeb 5,28 \u2013 8,35 t\u1ea5n\/ha.<i><\/i><\/p>\n<p>&#8211; Sinh kh\u1ed1i v\u1eadt r\u01a1i r\u1ee5ng d\u01b0\u1edbi t\u00e1n r\u1eebng l\u00e1 r\u1ed9ng th\u01b0\u1eddng xanh dao \u0111\u1ed9ng t\u1eeb 5,78 \u2013 21,17 t\u1ea5n\/ha.<i><\/i><\/p>\n<p>&#8211; T\u1ed5ng sinh kh\u1ed1i c\u1ee7a r\u1eebng \u1edf tr\u1ea1ng th\u00e1i ch\u01b0a c\u00f3 tr\u1eef l\u01b0\u1ee3ng l\u00e0 33,17 t\u1ea5n\/ha, r\u1eebng ngh\u00e8o 152,18 t\u1ea5n\/ha, r\u1eebng trung b\u00ecnh 272,03 t\u1ea5n\/ha, r\u1eebng gi\u00e0u l\u00e0 328,08 t\u1ea5n\/ha v\u00e0 \u0111\u1ea1t cao nh\u1ea5t \u1edf r\u1eebng r\u1ea5t gi\u00e0u l\u00e0 383,8 t\u1ea5n\/ha.<i>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 <\/i><\/p>\n<p><i>6.3.2. Kh\u1ea3 n\u0103ng t\u00edch l\u0169y c\u00e1c bon c\u1ee7a r\u1eebng th\u01b0\u1eddng xanh<\/i><i><\/i><\/p>\n<p>&#8211; L\u01b0\u1ee3ng c\u00e1c bon t\u00edch l\u0169y trong t\u1ea7ng c\u00e2y cao \u1edf t\u1eebng tr\u1ea1ng th\u00e1i ch\u01b0a c\u00f3 tr\u1eef l\u01b0\u1ee3ng l\u00e0 8,51 t\u1ea5n\/ha, r\u1eebng ngh\u00e8o l\u00e0 64,34 t\u1ea5n\/ha, r\u1eebng trung b\u00ecnh 118,06 t\u1ea5n\/ha, r\u1eebng gi\u00e0u 146,92 t\u1ea5n\/ha v\u00e0 r\u1eebng r\u1ea5t gi\u00e0u 169,11 t\u1ea5n\/ha.<b><\/b><\/p>\n<p>&#8211; H\u00e0m l\u01b0\u1ee3ng c\u00e1c bon t\u00edch l\u0169y trong c\u00e2y b\u1ee5i, th\u1ea3m t\u01b0\u01a1i \u1edf tr\u1ea1ng th\u00e1i r\u1eebng gi\u00e0u \u0111\u1ea1t th\u1ea5p nh\u1ea5t 2,88 t\u1ea5n\/ha v\u00e0 cao nh\u1ea5t l\u00e0 tr\u1ea1ng th\u00e1i r\u1eebng trung b\u00ecnh l\u00e0 3,73 t\u1ea5n\/ha. \u1ede tr\u1ea1ng th\u00e1i r\u1eebng ch\u01b0a c\u00f3 tr\u1eef l\u01b0\u1ee3ng l\u00e0 3,67 t\u1ea5n\/ha, r\u1eebng r\u1ea5t gi\u00e0u l\u00e0 3,51 t\u1ea5n\/ha v\u00e0 tr\u1ea1ng th\u00e1i r\u1eebng ngh\u00e8o l\u00e0 3,09 t\u1ea5n\/ha.<\/p>\n<p><i>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 <\/i>&#8211; L\u01b0\u1ee3ng c\u00e1c bon t\u00edch l\u0169y trong v\u1eadt r\u01a1i r\u1ee5ng \u0111\u1ea1t cao nh\u1ea5t \u1edf tr\u1ea1ng th\u00e1i r\u1eebng r\u1ea5t gi\u00e0u 7,77 t\u1ea5n\/ha, th\u1ea5p nh\u1ea5t l\u00e0 tr\u1ea1ng th\u00e1i ch\u01b0a c\u00f3 tr\u1eef l\u01b0\u1ee3ng v\u1edbi 3,42 t\u1ea5n\/ha. \u1ede tr\u1ea1ng th\u00e1i r\u1eebng ngh\u00e8o \u0111\u1ea1t 4,09 t\u1ea5n\/ha, r\u1eebng trung b\u00ecnh \u0111\u1ea1t 6,06 t\u1ea5n\/ha v\u00e0 tr\u1ea1ng th\u00e1i r\u1eebng gi\u00e0u l\u00e0 4,39 t\u1ea5n\/ha.<\/p>\n<p>&#8211; T\u00f9y thu\u1ed9c v\u00e0o \u0111\u1ed9 s\u00e2u c\u1ee7a t\u1ea7ng \u0111\u1ea5t, tr\u1ea1ng th\u00e1i r\u1eebng v\u00e0 \u0111\u1ecba \u0111i\u1ec3m cho k\u1ebft qu\u1ea3 h\u00e0m l\u01b0\u1ee3ng c\u00e1c bon t\u00edch l\u0169y trong \u0111\u1ea5t r\u1eebng l\u00e1 r\u1ed9ng th\u01b0\u1eddng xanh dao \u0111\u1ed9ng t\u1eeb 58,62 \u2013 63,89 t\u1ea5n\/ha. L\u01b0\u1ee3ng c\u00e1c bon \u0111\u1ea1t th\u1ea5p nh\u1ea5t \u1edf tr\u1ea1ng th\u00e1i ch\u01b0a c\u00f3 tr\u1eef l\u01b0\u1ee3ng l\u00e0 58,62 t\u1ea5n\/ha, cao nh\u1ea5t \u1edf tr\u1ea1ng th\u00e1i r\u1eebng gi\u00e0u 63,89 t\u1ea5n\/ha. \u1ede c\u00e1c tr\u1ea1ng th\u00e1i r\u1eebng ngh\u00e8o l\u00e0 62,16 t\u1ea5n\/ha, r\u1eebng trung b\u00ecnh 62,85 t\u1ea5n\/ha, v\u00e0 r\u1eebng r\u1ea5t gi\u00e0u 62,93 t\u1ea5n\/ha.<i><\/i><\/p>\n<p>&#8211; T\u1ed5ng l\u01b0\u1ee3ng c\u00e1c bon t\u00edch l\u0169y c\u1ee7a r\u1eebng l\u00e1 r\u1ed9ng th\u01b0\u1eddng xanh c\u00f3 xu h\u01b0\u1edbng t\u0103ng d\u1ea7n theo c\u1ea5p tr\u1eef l\u01b0\u1ee3ng. L\u01b0\u1ee3ng c\u00e1c bon \u1edf tr\u1ea1ng th\u00e1i ch\u01b0a c\u00f3 tr\u1eef l\u01b0\u1ee3ng l\u00e0 74,21 t\u1ea5n\/ha, r\u1eebng ngh\u00e8o l\u00e0 137,73 t\u1ea5n\/ha, r\u1eebng trung b\u00ecnh 190,70 t\u1ea5n\/ha, r\u1eebng gi\u00e0u 218,09 t\u1ea5n\/ha v\u00e0 r\u1eebng r\u1ea5t gi\u00e0u 244,83 t\u1ea5n\/ha.<i><\/i><\/p>\n<p>&#8211; \u0110\u1ec1 t\u00e0i \u0111\u00e3 x\u00e2y d\u1ef1ng \u0111\u01b0\u1ee3c 20 ph\u01b0\u01a1ng tr\u00ecnh t\u01b0\u01a1ng quan d\u1ef1 t\u00ednh c\u00e1c bon cho 5 tr\u1ea1ng th\u00e1i r\u1eebng v\u00e0 4 ph\u01b0\u01a1ng tr\u00ecnh chung cho 5 tr\u1ea1ng th\u00e1i r\u1eebng n\u00e0y d\u1ef1a tr\u00ean 4 m\u1ed1i quan h\u1ec7 gi\u1eefa l\u01b0\u1ee3ng c\u00e1c bon t\u00edch l\u0169y v\u1edbi c\u00e1c nh\u00e2n t\u1ed1 \u0111i\u1ec1u tra.<\/p>\n<p><b>6.4. \u0110\u1ec1 xu\u1ea5t ph\u01b0\u01a1ng ph\u00e1p x\u00e2y d\u01b0\u0323ng h\u01b0\u1edbng d\u1eabn c\u00e1ch xa\u0301c \u0111i\u0323nh v\u00e0 x\u00e2y d\u1ef1ng ph\u1ea7n m\u1ec1m x\u00e1c \u0111\u1ecbnh l\u01b0\u01a1\u0323ng c\u00e1c bon t\u00edch l\u0169y c\u1ee7a r\u01b0\u0300ng t\u01b0\u0323 nhi\u00ean la\u0301 r\u00f4\u0323ng th\u01b0\u01a1\u0300ng xanh, ba\u0301n th\u01b0\u01a1\u0300ng xanh va\u0300 ru\u0323ng la\u0301 \u01a1\u0309 T\u00e2y Nguy\u00ean<\/b><\/p>\n<p><b>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 <\/b>&#8211; Tr\u00ean c\u01a1 s\u1edf k\u1ebft qu\u1ea3 x\u00e2y d\u1ef1ng ph\u01b0\u01a1ng tr\u00ecnh t\u01b0\u01a1ng quan gi\u1eefa c\u00e1c nh\u00e2n t\u1ed1 \u0111i\u1ec1u tra v\u1edbi sinh kh\u1ed1i v\u00e0 l\u01b0\u1ee3ng c\u00e1c bon t\u00edch l\u0169y c\u1ee7a c\u00e2y c\u00e1 th\u1ec3 v\u00e0 c\u1ee7a l\u00e2m ph\u1ea7n, \u0111\u1ec1 t\u00e0i \u0111\u00e3 x\u00e2y d\u1ef1ng ph\u1ea7n m\u1ec1m d\u1ef1 t\u00ednh sinh kh\u1ed1i\/c\u00e1c bon cho c\u00e2y c\u00e1 th\u1ec3 qu\u1ea7n th\u1ec3 c\u1ee7a c\u00e1c tr\u1ea1ng th\u00e1i r\u1eebng t\u1ef1 nhi\u00ean l\u00e1 r\u1ed9ng th\u01b0\u1eddng xanh, b\u00e1n th\u01b0\u1eddng xanh l\u00e0 r\u1ee5ng l\u00e1 \u1edf T\u00e2y Nguy\u00ean. Ph\u1ea7n m\u1ec1m \u0111\u01b0\u1ee3c ch\u1ea1y tr\u00ean tr\u00ean n\u1ec1n t\u1ea3ng ng\u00f4n ng\u1eef Java v\u00e0 \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u h\u00f3a \u0111\u1ec3 kh\u00f4ng c\u1ea7n c\u00e0i \u0111\u1eb7t hay \u0111\u00f2i h\u1ecfi t\u00e0i nguy\u00ean m\u1ea1ng, t\u00e0i nguy\u00ean ph\u1ea7n c\u1ee9ng. B\u00ean c\u1ea1nh \u0111\u00f3, \u0111\u1ec1 t\u00e0i c\u0169ng x\u00e2y d\u1ef1ng \u0111\u01b0\u1ee3c h\u01b0\u1edbng d\u1eabn ph\u01b0\u01a1ng ph\u00e1p x\u00e1c \u0111\u1ecbnh sinh kh\u1ed1i\/l\u01b0\u1ee3ng c\u00e1c bon t\u00edch l\u0169y c\u1ee7a c\u00e2y c\u00e1 th\u1ec3 c\u0169ng nh\u01b0 c\u1ee7a c\u00e1c ki\u1ec3u r\u1eebng t\u1ef1 nhi\u00ean l\u00e1 r\u1ed9ng th\u01b0\u1eddng xanh, b\u00e1n th\u01b0\u1eddng xanh v\u00e0 r\u1ee5ng l\u00e1 \u1edf T\u00e2y Nguy\u00ean; X\u00e2y d\u1ef1ng ph\u01b0\u01a1ng ph\u00e1p \u0111i\u1ec1u tra, l\u1ea5y m\u1eabu ngo\u00e0i hi\u1ec7n tr\u01b0\u1eddng ph\u1ee5c v\u1ee5 c\u00f4ng vi\u1ec7c t\u00ednh sinh kh\u1ed1i v\u00e0 tr\u1eef l\u01b0\u1ee3ng c\u00e1c bon t\u00edch l\u0169y cho c\u00e1c ki\u1ec3u r\u1eebng tr\u00ean.<\/p>\n<p><b>6.5. Khuy\u1ebfn ngh\u1ecb<\/b><\/p>\n<p>&#8211; C\u1ea7n c\u00f3 th\u00eam nh\u1eefng nghi\u00ean c\u1ee9u v\u1ec1 sinh kh\u1ed1i v\u00e0 tr\u1eef l\u01b0\u1ee3ng c\u00e1c bon c\u1ee7a c\u00e1c tr\u1ea1ng th\u00e1i r\u1eebng ngh\u00e8o, r\u1ea5t gi\u00e0u v\u00e0 ch\u01b0a c\u00f3 tr\u1eef l\u01b0\u1ee3ng cho ki\u1ec3u r\u1eebng b\u00e1n th\u01b0\u1eddng xanh t\u1ea1i T\u00e2y Nguy\u00ean.<\/p>\n<p>&#8211; Nghi\u00ean c\u1ee9u kh\u1ea3 n\u0103ng t\u00edch l\u0169y c\u00e1c bon c\u1ea7n nghi\u00ean c\u1ee9u v\u1ec1 \u0111\u1ed9ng th\u00e1i t\u00edch l\u0169y c\u00e1c bon c\u1ee7a r\u1eebng theo th\u1eddi gian.<\/p>\n<p>&#8211; C\u1ea7n m\u1edf r\u1ed9ng nghi\u00ean c\u1ee9u l\u01b0\u1ee3ng c\u00e1c bon t\u00edch l\u0169y cho c\u00e1c tr\u1ea1ng th\u00e1i r\u1eebng t\u1ef1 nhi\u00ean \u1edf c\u00e1c v\u00f9ng kh\u00e1c trong c\u1ea3 n\u01b0\u1edbc.<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Chu\u0309 tri\u0300: GS.TS. V\u00f5 \u0110\u1ea1i H\u1ea3i \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 TS. \u0110\u1eb7ng Th\u1ecbnh Tri\u1ec1u I. M\u1ede \u0110\u1ea6U Nh\u1eb1m ng\u0103n ch\u1eb7n nh\u1eefng bi\u1ebfn \u0111\u1ed5i do kh\u00ed h\u1eadu g\u00e2y ra, t\u1ea1i h\u1ed9i ngh\u1ecb th\u01b0\u1ee3ng \u0111\u1ec9nh c\u1ee7a Li\u00ean h\u1ee3p qu\u1ed1c v\u1ec1 m\u00f4i tr\u01b0\u1eddng v\u00e0 ph\u00e1t tri\u1ec3n \u1edf Rio de Janeiro &#8211; Braril (th\u00e1ng 6\/1992), v\u1edbi s\u1ef1 tham gia c\u1ee7a 160 qu\u1ed1c [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[21,72],"tags":[],"_links":{"self":[{"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts\/15429"}],"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\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/comments?post=15429"}],"version-history":[{"count":3,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts\/15429\/revisions"}],"predecessor-version":[{"id":15433,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts\/15429\/revisions\/15433"}],"wp:attachment":[{"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/media?parent=15429"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/categories?post=15429"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/tags?post=15429"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}