{"id":8612,"date":"2009-03-24T02:29:15","date_gmt":"2009-03-23T19:29:15","guid":{"rendered":"http:\/\/vafs.gov.vn\/vn\/2009\/03\/thuc-trang-va-de-xuat-cac-giai-phap-nham-phat-trien-va-nang-cao-chat-luong-rung-phong-ho-chong-can-kiet-va-suy-thoai-nguon-nuoc-vung-dau-nguon-luu-vuc-song-cau\/"},"modified":"2019-09-25T10:11:19","modified_gmt":"2019-09-25T03:11:19","slug":"thuc-trang-va-de-xuat-cac-giai-phap-nham-phat-trien-va-nang-cao-chat-luong-rung-phong-ho-chong-can-kiet-va-suy-thoai-nguon-nuoc-vung-dau-nguon-luu-vuc-song-cau","status":"publish","type":"post","link":"https:\/\/vafs.gov.vn\/vn\/thuc-trang-va-de-xuat-cac-giai-phap-nham-phat-trien-va-nang-cao-chat-luong-rung-phong-ho-chong-can-kiet-va-suy-thoai-nguon-nuoc-vung-dau-nguon-luu-vuc-song-cau\/","title":{"rendered":"Th\u1ef1c tr\u1ea1ng v\u00e0 \u0111\u1ec1 xu\u1ea5t c\u00e1c gi\u1ea3i ph\u00e1p nh\u1eb1m ph\u00e1t tri\u1ec3n v\u00e0 n\u00e2ng cao ch\u1ea5t l\u01b0\u1ee3ng r\u1eebng ph\u00f2ng h\u1ed9, ch\u1ed1ng c\u1ea1n ki\u1ec7t v\u00e0 suy tho\u00e1i ngu\u1ed3n n\u01b0\u1edbc v\u00f9ng \u0111\u1ea7u ngu\u1ed3n l\u01b0u v\u1ef1c s\u00f4ng C\u1ea7u"},"content":{"rendered":"

Ng\u00f4 \u0110\u00ecnh Qu\u1ebf <\/em><\/strong><\/p>\n

Vi\u1ec7n Khoa h\u1ecdc L\u00e2m nghi\u1ec7p Vi\u1ec7t Nam<\/em><\/p>\n

I. \u0110\u1eb7t v\u1ea5n \u0111\u1ec1. <\/strong><\/p>\n

S\u00f4ng C\u1ea7u b\u1eaft ngu\u1ed3n t\u1eeb v\u00f9ng n\u00fai Tam Tao ( cao 1326m) ch\u1ea3y qua t\u1ec9nh B\u1eafc C\u1ea1n, Th\u00e1i Nguy\u00ean t\u1edbi Ph\u1ea3 L\u1ea1i v\u1edbi nh\u1eefng ph\u1ee5 l\u01b0u ch\u00ednh l\u00e0 s\u00f4ng C\u00f4ng v\u00e0 s\u00f4ng C\u00e0 L\u1ed3. C\u00f3 l\u01b0u v\u1ef1c r\u1ed9ng tr\u00ean 6.000km2<\/sup> v\u00e0 s\u1ed1 c\u01b0 d\u00e2n sinh s\u1ed1ng tr\u00ean 5 tri\u1ec7u ng\u01b0\u1eddi.<\/p>\n

Nhi\u1ec1u n\u0103m qua, nh\u1ea5t l\u00e0 trong v\u00f2ng 20 n\u0103m g\u1ea7n \u0111\u00e2y, do nhi\u1ec1u nguy\u00ean nh\u00e2n nh\u01b0ng ch\u1ee7 y\u1ebfu l\u00e0 do ph\u00e1t tri\u1ec3n n\u00f4ng l\u00e2m nghi\u1ec7p m\u1ed9t c\u00e1ch t\u1ef1 ph\u00e1t, thi\u1ebfu b\u1ec1n v\u1eefng c\u1ed9ng v\u1edbi vi\u1ec7c gia t\u0103ng d\u00e2n s\u1ed1 \u0111\u00e1ng k\u1ec3 n\u00ean r\u1eebng \u0111\u1ea7u ngu\u1ed3n b\u1ecb suy gi\u1ea3m nghi\u00eam tr\u1ecdng d\u1eabn t\u1edbi ngu\u1ed3n n\u01b0\u1edbc s\u00f4ng C\u1ea7u ng\u00e0y c\u00e0ng c\u1ea1n ki\u1ec7t, l\u00f2ng s\u00f4ng b\u1ecb n\u00e2ng cao, n\u01b0\u1edbc s\u00f4ng b\u1ecb \u00f4 nhi\u1ec5m d\u1eabn \u0111\u1ebfn kh\u1ea3 n\u0103ng cung c\u1ea5p v\u00e0 \u0111i\u1ec1u ti\u1ebft n\u01b0\u1edbc s\u00f4ng C\u1ea7u b\u1ecb suy tho\u00e1i nghi\u00eam tr\u1ecdng, \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn h\u00e0ng tri\u1ec7u c\u01b0 d\u00e2n s\u1ed1ng trong v\u00f9ng.<\/p>\n

\u0110\u1ec3 nhanh ch\u00f3ng kh\u1eafc ph\u1ee5c t\u00ecnh tr\u1ea1ng tr\u00ean, m\u1ed9t \u0111\u1ec1 \u00e1n chi\u1ebfn l\u01b0\u1ee3c t\u1ed5ng th\u1ec3 b\u1ea3o v\u1ec7 v\u00e0 khai th\u00e1c ngu\u1ed3n l\u1ee3i s\u00f4ng C\u1ea7u 2001 – 2010 \u0111\u01b0\u1ee3c h\u00ecnh th\u00e0nh, trong \u0111\u00f3 vi\u1ec7c kh\u00f4i ph\u1ee5c v\u00e0 ph\u00e1t tri\u1ec3n l\u00e2m nghi\u1ec7p b\u1ec1n v\u1eefng l\u00e0m c\u01a1 s\u1edf cho ch\u01b0\u01a1ng tr\u00ecnh ch\u1ed1ng c\u1ea1n ki\u1ec7t v\u00e0 suy tho\u00e1i ngu\u1ed3n n\u01b0\u1edbc v\u00f9ng \u0111\u1ea7u ngu\u1ed3n s\u00f4ng C\u1ea7u \u0111\u01b0\u1ee3c \u0111\u1eb7t ra v\u1edbi m\u1ee5c ti\u00eau l\u00e0 :<\/p>\n

– Tr\u1ed3ng c\u00e2y gi\u1eef n\u01b0\u1edbc ch\u1ed1ng x\u00f3i m\u00f2n \u0111\u1ea5t<\/p>\n

– G\u00f3p ph\u1ea7n b\u1ed3i ph\u1ee5 ngu\u1ed3n n\u01b0\u1edbc, b\u1ea3o v\u1ec7 ngu\u1ed3n ph\u00e1t t\u00edch d\u00f2ng n\u01b0\u1edbc.<\/p>\n

– Ph\u00e1t tri\u1ec3n kinh t\u1ebf b\u1ec1n v\u1eefng, n\u00e2ng cao \u0111\u1eddi s\u1ed1ng c\u1ee7a c\u01b0 d\u00e2n trong v\u00f9ng.<\/p>\n

\u0110\u1ec3 c\u00f3 c\u01a1 s\u1edf x\u00e2y d\u1ef1ng d\u1ef1 \u00e1n, c\u1ea7n thi\u1ebft ph\u1ea3i \u0111\u00e1nh gi\u00e1 th\u1ef1c tr\u1ea1ng r\u1eebng ph\u00f2ng h\u1ed9 v\u00f9ng l\u01b0u v\u1ef1c s\u00f4ng C\u1ea7u v\u00e0 \u0111\u1ec1 xu\u1ea5t m\u1ed9t s\u1ed1 gi\u1ea3i ph\u00e1p ph\u00e1t tri\u1ec3n, n\u00e2ng cao ch\u1ea5t l\u01b0\u1ee3ng r\u1eebng \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c c\u00e1c m\u1ee5c ti\u00eau \u0111\u1ec1 ra.<\/p>\n

I. Th\u1ef1c tr\u1ea1ng v\u00f9ng \u0111\u1ea7u ngu\u1ed3n s\u00f4ng C\u1ea7u – ph\u01b0\u01a1ng ph\u00e1p \u0111\u00e1nh gi\u00e1 v\u00e0 k\u1ebft qu\u1ea3 b\u01b0\u1edbc \u0111\u1ea7u .<\/strong><\/p>\n

1.1. V\u1ea5n \u0111\u1ec1 qu\u1ea3n l\u00fd r\u1eebng ph\u00f2ng h\u1ed9. <\/em><\/strong><\/p>\n

R\u1eebng l\u00e0 m\u1ed9t trong nh\u1eefng v\u1ea5n \u0111\u1ec1 to\u00e0n c\u1ea7u \u0111\u01b0\u1ee3c Nh\u00e0 n\u01b0\u1edbc r\u1ea5t quan t\u00e2m v\u00ec vai tr\u00f2 v\u00e0 ch\u1ee9c n\u0103ng c\u1ee7a n\u00f3 tr\u00ean c\u1ea3 3 l\u0129nh v\u1ef1c m\u00f4i tr\u01b0\u1eddng, kinh t\u1ebf, x\u00e3 h\u1ed9i. M\u1ed1i quan t\u00e2m l\u1edbn nh\u1ea5t l\u00e0 s\u1ef1 m\u1ea5t r\u1eebng v\u00e0 suy tho\u00e1i r\u1eebng v\u00e0 l\u00e0m sao qu\u1ea3n l\u00fd r\u1eebng m\u1ed9t c\u00e1ch b\u1ec1n v\u1eefng. N\u0103m 1986, B\u1ed9 L\u00e2m nghi\u1ec7p c\u0169 \u0111\u00e3 x\u00e2y d\u1ef1ng v\u00e0 ban h\u00e0nh qui ch\u1ebf qu\u1ea3n l\u00fd 3 lo\u1ea1i r\u1eebng \u00e1p d\u1ee5ng trong c\u1ea3 n\u01b0\u1edbc (quy\u1ebft \u0111\u1ecbnh 1171-Q\u0110 ng\u00e0y 30\/12\/1986). Theo quy ch\u1ebf n\u00e0y, r\u1eebng \u0111\u01b0\u1ee3c qu\u1ea3n l\u00fd theo m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng l\u00e0 r\u1eebng s\u1ea3n xu\u1ea5t, r\u1eebng ph\u00f2ng h\u1ed9 v\u00e0 r\u1eebng \u0111\u1eb7c d\u1ee5ng bao g\u1ed3m c\u1ea3 r\u1eebng v\u00e0 \u0111\u1ea5t ch\u01b0a c\u00f3 r\u1eebng \u0111\u01b0\u1ee3c quy ho\u1ea1ch d\u00e0nh cho kinh doanh l\u00e2m nghi\u1ec7p. Di\u1ec7n t\u00edch r\u1eebng ph\u00f2ng h\u1ed9 \u0111\u01b0\u1ee3c quy ho\u1ea1ch l\u00e0 6 tri\u1ec7u ha, chi\u1ebfm 18% di\u1ec7n t\u00edch. N\u0103m 1992, Ch\u00ednh ph\u1ee7 ban h\u00e0nh Quy\u1ebft \u0111\u1ecbnh s\u1ed1 327 \u0111\u1ec3 tr\u1ed3ng r\u1eebng ph\u00f2ng h\u1ed9, m\u1ed7i n\u0103m g\u00e2y tr\u1ed3ng \u0111\u01b0\u1ee3c 150-250 ng\u00e0n ha r\u1eebng m\u1edbi. Trong d\u1ef1 \u00e1n tr\u1ed3ng m\u1edbi 5 tri\u1ec7u ha r\u1eebng, theo quy\u1ebft \u0111\u1ecbnh s\u1ed1 661\/Q\u0110 TTg c\u0169ng \u01b0u ti\u00ean tr\u1ed3ng 2 tri\u1ec7u ha r\u1eebng ph\u00f2ng h\u1ed9 v\u00e0 r\u1eebng \u0111\u1eb7c d\u1ee5ng. K\u1ebft qu\u1ea3 cho th\u1ea5y b\u01b0\u1edbc \u0111\u1ea7u di\u1ec7n t\u00edch r\u1eebng ph\u00f2ng h\u1ed9 \u0111\u00e3 \u0111\u01b0\u1ee3c n\u00e2ng l\u00ean. Tuy nhi\u00ean, ch\u1ea5t l\u01b0\u1ee3ng r\u1eebng ph\u00f2ng h\u1ed9 \u1edf nhi\u1ec1u n\u01a1i ch\u01b0a cao, r\u1eebng ch\u01b0a ph\u00e1t huy h\u1ebft vai tr\u00f2 ph\u00f2ng h\u1ed9 c\u1ee7a n\u00f3. \u0110\u1ed1i v\u1edbi v\u00f9ng th\u01b0\u1ee3ng ngu\u1ed3n, n\u01a1i ph\u00e1t t\u00edch ngu\u1ed3n n\u01b0\u1edbc s\u00f4ng C\u1ea7u thu\u1ed9c t\u1ec9nh B\u1eafc C\u1ea1n, theo t\u00ednh to\u00e1n (1998) to\u00e0n t\u1ec9nh \u0111\u1ea5t c\u00f3 r\u1eebng l\u00e0 216.950ha, chi\u1ebfm 53%, \u0111\u1ea5t kh\u00f4ng c\u00f3 r\u1eebng l\u00e0 188.000ha, chi\u1ebfm 47%. Nhu c\u1ea7u c\u1ea7n t\u1ea1o r\u1eebng m\u1edbi cho \u0111\u1ebfn n\u0103m 2010 c\u00f2n r\u1ea5t l\u1edbn, ph\u1ea3i tr\u1ed3ng 150.000ha \u0111\u1ec3 \u0111\u1ea1t \u0111\u1ed9 che ph\u1ee7 >70%. Trong v\u00e0i n\u0103m g\u1ea7n \u0111\u00e2y, m\u1eb7c d\u00f9 D\u1ef1 \u00e1n 661 \u0111\u00e3 \u0111\u1ea7u t\u01b0 kh\u00e1 m\u1ea1nh nh\u01b0 n\u0103m 2000 tr\u1ed3ng \u0111\u01b0\u1ee3c 920ha, khoanh nu\u00f4i 15.860ha v\u1edbi t\u1ed5ng s\u1ed1 kinh ph\u00ed kho\u1ea3ng 12 t\u1ef7 \u0111\u1ed3ng, d\u1ef1 ki\u1ebfn \u0111\u1ebfn n\u0103m 2001 s\u1ebd ti\u1ebfp t\u1ee5c \u0111\u1ea7u t\u01b0 6 t\u1ef7 \u0111\u1ed3ng cho tr\u1ed3ng m\u1edbi v\u00e0 khoanh nu\u00f4i r\u1eebng. V\u1edbi t\u1ed1c \u0111\u1ed9 \u0111\u1ea7u t\u01b0 nh\u01b0 v\u1eady, kh\u00f3 c\u00f3 th\u1ec3 \u0111\u1ebfn n\u0103m 2001 \u0111\u1ea1t \u0111\u01b0\u1ee3c m\u1ee5c ti\u00eau \u0111\u1ec1 ra v\u1ec1 s\u1ed1 l\u01b0\u1ee3ng c\u0169ng nh\u01b0 ch\u1ea5t l\u01b0\u1ee3ng r\u1eebng ph\u00f2ng h\u1ed9.<\/p>\n

1.2. Ph\u01b0\u01a1ng ph\u00e1p \u0111\u00e1nh gi\u00e1 v\u00e0 k\u1ebft qu\u1ea3 b\u01b0\u1edbc \u0111\u1ea7u. <\/em><\/strong><\/p>\n

R\u1eebng ph\u00f2ng h\u1ed9 ch\u1ed1ng x\u00f3i m\u00f2n, b\u1ea3o v\u1ec7 \u0111\u1ea5t v\u00e0 nu\u00f4i d\u01b0\u1ee1ng ngu\u1ed3n n\u01b0\u1edbc. C\u00e1c nh\u00e2n t\u1ed1 \u1ea3nh h\u01b0\u1edfng g\u1ed3m 2 lo\u1ea1i ch\u00ednh l\u00e0 nh\u00e2n t\u1ed1 x\u00e3 h\u1ed9i v\u00e0 nh\u00e2n t\u1ed1 t\u1ef1 nhi\u00ean. C\u00e1c nh\u00e2n t\u1ed1 x\u00e3 h\u1ed9i nh\u01b0 ch\u1ebf \u0111\u1ed9 canh t\u00e1c v\u00e0 ph\u01b0\u01a1ng th\u1ee9c canh t\u00e1c kh\u00f4ng h\u1ee3p l\u00fd, khai th\u00e1c r\u1eebng b\u1eeba b\u00e3i, \u0111\u1ed1t n\u01b0\u01a1ng l\u00e0m r\u1eaby, ch\u00e1y r\u1eebng \u0111\u1ec1u d\u1eabn t\u1edbi gia t\u0103ng s\u1ef1 x\u00f3i m\u00f2n \u0111\u1ea5t. C\u00e1c nh\u00e2n t\u1ed1 t\u1ef1 nhi\u00ean bao g\u1ed3m kh\u00ed h\u1eadu (ch\u1ee7 y\u1ebfu l\u00e0 l\u01b0\u1ee3ng m\u01b0a), \u0111\u1ecba h\u00ecnh \u0111\u1ea5t v\u00e0 \u0111\u1ecba ch\u1ea5t, th\u1ef1c b\u00ec; trong \u0111\u00f3 nh\u00e2n t\u1ed1 kh\u00ed h\u1eadu v\u00e0 \u0111\u1ecba h\u00ecnh \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp. N\u1ebfu l\u01b0\u1ee3ng m\u01b0a l\u00e0 \u0111\u1ed9ng l\u1ef1c g\u00e2y ra x\u00f3i m\u00f2n th\u00ec \u0111\u1ecba h\u00ecnh l\u00e0 \u0111i\u1ec1u ki\u1ec7n x\u00fac ti\u1ebfn x\u00f3i m\u00f2n, th\u1ef1c b\u00ec lu\u00f4n l\u00e0 y\u1ebfu t\u1ed1 gi\u1ea3m nh\u1eb9 x\u00f3i m\u00f2n. V\u00ec v\u1eady, \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 th\u1ef1c tr\u1ea1ng ph\u1ea3i \u0111\u00e1nh gi\u00e1 t\u1ed5ng h\u1ee3p c\u00e1c y\u1ebfu t\u1ed1 tr\u00ean.<\/p>\n

\u0110\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c m\u1ee5c ti\u00eau tr\u00ean, ch\u00fang t\u00f4i \u0111\u00e3 s\u1eed d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p nh\u01b0 sau:<\/p>\n

+ Thu th\u1eadp v\u00e0 x\u00e2y d\u1ef1ng nh\u1eefng t\u01b0 li\u1ec7u c\u01a1 b\u1ea3n v\u1ec1 hi\u1ec7n tr\u1ea1ng r\u1eebng v\u00e0 s\u1eed d\u1ee5ng \u0111\u1ea5t, x\u00e2y d\u1ef1ng b\u1ea3n \u0111\u1ed3 c\u1ea5p \u0111\u1ed9 d\u1ed1c, b\u1ea3n \u0111\u1ed3 \u0111\u1ea5t, x\u00f3i m\u00f2n l\u01b0u v\u1ef1c v\u00e0 c\u00e1c ho\u1ea1t \u0111\u1ed9ng c\u00f3 \u1ea3nh h\u01b0\u1edfng kh\u00e1c.<\/p>\n

+ S\u1eed d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p \u0111\u00e1nh gi\u00e1 t\u1ed5ng h\u1ee3p v\u00e0 ph\u00e2n chia r\u1eebng \u0111\u1ea7u ngu\u1ed3n c\u1ee7a FAO \u00e1p d\u1ee5ng \u1edf Th\u00e1i Lan k\u1ebft h\u1ee3p v\u1edbi quy ph\u1ea1m c\u1ee7a B\u1ed9 N\u00f4ng nghi\u1ec7p v\u00e0 PTNT \u0111\u1ec3 ph\u00e2n t\u00edch v\u00e0 \u0111\u1ec1 xu\u1ea5t c\u00e1c gi\u1ea3i ph\u00e1p c\u1ee5 th\u1ec3. K\u1ebft qu\u1ea3 nh\u01b0 sau:<\/p>\n

a) Ph\u00e2n c\u1ea5p ph\u00f2ng h\u1ed9 kh\u1ea9n c\u1ea5p ph\u1ee5c h\u1ed3i r\u1eebng thu\u1ed9c l\u01b0u v\u1ef1c s\u00f4ng C\u1ea7u. <\/em><\/p>\n

Tr\u00ean c\u01a1 s\u1edf t\u1ed5ng h\u1ee3p t\u00e0i li\u1ec7u c\u1ee7a 2 t\u1ec9nh Th\u00e1i Nguy\u00ean v\u00e0 B\u1eafc C\u1ea1n, k\u1ebft qu\u1ea3 l\u00e0:<\/p>\n

– V\u00f9ng r\u1ea5t xung y\u1ebfu: m\u1ee9c kh\u1ea9n c\u1ea5p ph\u1ee5c h\u1ed3i r\u1eebng l\u00e0 15.572ha<\/p>\n

– V\u00f9ng xung y\u1ebfu l\u00e0 35.300ha<\/p>\n

– V\u00f9ng \u00edt xung y\u1ebfu l\u00e0 115.000ha<\/p>\n

b) Di\u1ec7n t\u00edch ph\u00f2ng h\u1ed9 kh\u1ea9n c\u1ea5p l\u01b0u v\u1ef1c s\u00f4ng C\u00f4ng \u1edf c\u1ea3 3 v\u00f9ng k\u1ebft qu\u1ea3 nh\u01b0 sau: 16. 645ha: <\/em><\/p>\n

– V\u00f9ng r\u1ea5t xung y\u1ebfu: m\u1ee9c kh\u1ea9n c\u1ea5p ph\u1ee5c h\u1ed3i r\u1eebng l\u00e0 894ha<\/p>\n

– V\u00f9ng xung y\u1ebfu l\u00e0 2.937ha<\/p>\n

– V\u00f9ng \u00edt xung y\u1ebfu l\u00e0 12.814ha<\/p>\n

c) Nhu c\u1ea7u c\u1ea7n t\u00e1c \u0111\u1ed9ng tr\u1ed3ng r\u1eebng ph\u00f2ng h\u1ed9 c\u1ee7a c\u1ea3 l\u01b0u v\u1ef1c s\u00f4ng C\u00f4ng v\u00e0 s\u00f4ng C\u1ea7u (b\u1ea3ng 1). <\/em><\/p>\n

K\u1ebft qu\u1ea3 t\u00ednh to\u00e1n \u0111\u01b0\u1ee3c th\u1ec3 hi\u1ec7n trong b\u1ea3ng 1 cho th\u1ea5y di\u1ec7n t\u00edch c\u1ea7n t\u00e1c \u0111\u1ed9ng nhi\u1ec1u l\u00e0 35.703ha, di\u1ec7n t\u00edch c\u1ea7n t\u00e1c \u0111\u1ed9ng \u00edt l\u00e0 192.625ha. Di\u1ec7n t\u00edch c\u1ea7n t\u00e1c \u0111\u1ed9ng nhi\u1ec1u ch\u1ee7 y\u1ebfu tr\u00ean \u0111\u1ea5t tr\u1ed1ng \u0111\u1ed3i tr\u1ecdc ph\u1ea3i tr\u1ed3ng l\u1ea1i r\u1eebng. Di\u1ec7n t\u00edch c\u1ea7n t\u00e1c \u0111\u1ed9ng \u00edt ch\u1ee7 y\u1ebfu l\u00e0 khoanh nu\u00f4i x\u00fac ti\u1ebfn t\u00e1i sinh, l\u00e0m gi\u00e0u r\u1eebng, tr\u1ed3ng b\u1ed5 sung ho\u1eb7c b\u1eb1ng c\u00e1c gi\u1ea3i ph\u00e1p k\u1ef9 thu\u1eadt n\u00f4ng l\u00e2m k\u1ebft h\u1ee3p \u1edf v\u00f9ng \u00edt xung y\u1ebfu. Tr\u00ean c\u01a1 s\u1edf c\u00e1c s\u1ed1 li\u1ec7u tr\u00ean, ch\u00fang ta c\u1ea7n c\u00f3 k\u1ebf ho\u1ea1ch, bi\u1ec7n ph\u00e1p k\u1ef9 thu\u1eadt th\u00edch h\u1ee3p \u00e1p d\u1ee5ng cho t\u1eebng n\u01a1i c\u1ee5 th\u1ec3 \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c m\u1ee5c ti\u00eau ch\u1ed1ng c\u1ea1n ki\u1ec7t v\u00e0 suy tho\u00e1i ngu\u1ed3n n\u01b0\u1edbc, ph\u1ea5n \u0111\u1ea5u \u0111\u1ebfn n\u0103m 2010 ph\u1ea3i t\u00e1c \u0111\u1ed9ng t\u1ed1i thi\u1ebfu 2\/3 di\u1ec7n t\u00edch tr\u00ean \u0111\u1ec3 \u0111\u1ea1t >70% di\u1ec7n t\u00edch che ph\u1ee7 c\u1ee7a r\u1eebng \u0111\u1ea7u ngu\u1ed3n. Tuy nhi\u00ean, c\u00e1c gi\u1ea3i ph\u00e1p kinh t\u1ebf – k\u1ef9 thu\u1eadt c\u1ea7n \u0111\u01b0\u1ee3c b\u1ed5 sung c\u1ea3 v\u1ec1 v\u1ed1n \u0111\u1ea7u t\u01b0 ngo\u00e0i c\u00e1c gi\u1ea3i ph\u00e1p tr\u1ed3ng r\u1eebng ph\u00f2ng h\u1ed9 c\u1ee7a d\u1ef1 \u00e1n 661<\/p>\n

B\u1ea3ng 1:<\/strong>Nhu c\u1ea7u di\u1ec7n t\u00edch c\u1ea7n t\u00e1c \u0111\u1ed9ng tr\u1ed3ng r\u1eebng ph\u00f2ng h\u1ed9 ch\u1ed1ng c\u1ea1n ki\u1ec7t ngu\u1ed3n n\u01b0\u1edbc c\u1ee7a l\u01b0u v\u1ef1c s\u00f4ng C\u1ea7u, s\u00f4ng C\u00f4ng t\u1ec9nh B\u1eafc C\u1ea1n v\u00e0 Th\u00e1i Nguy\u00ean<\/em><\/strong><\/p>\n

\u0110\u01a1n v\u1ecb: ha<\/em><\/p>\n\n\n\n\n\n\n\n\n\n
TT<\/strong><\/td>\nLo\u1ea1i y\u00eau c\u1ea7u tr\u1ed3ng r\u1eebng ph\u00f2ng h\u1ed9<\/strong><\/td>\nT\u1ed5ng s\u1ed1<\/strong><\/td>\nS\u00f4ng C\u1ea7u<\/strong><\/td>\nS\u00f4ng C\u00f4ng<\/strong><\/td>\n<\/tr>\n
B\u1eafc C\u1ea1n<\/strong><\/td>\nTh\u00e1i Nguy\u00ean<\/strong><\/td>\nTh\u00e1i Nguy\u00ean<\/strong><\/td>\n<\/tr>\n
1<\/td>\nKh\u00f4ng c\u1ea7n t\u00e1c \u0111\u1ed9ng<\/td>\n38.455<\/td>\n7.086<\/td>\n24.369<\/td>\n7.040<\/td>\n<\/tr>\n
2<\/td>\nC\u1ea7n t\u00e1c \u0111\u1ed9ng \u00edt<\/td>\n192.625<\/td>\n82.790<\/td>\n93.714<\/td>\n16.095<\/td>\n<\/tr>\n
3<\/td>\nT\u00e1c \u0111\u1ed9ng nhi\u1ec1u<\/td>\n35.703<\/td>\n12.229<\/td>\n18.690<\/td>\n4.784<\/td>\n<\/tr>\n
4<\/td>\nNgo\u00e0i l\u00e2m nghi\u1ec7p<\/td>\n127.436<\/td>\n7.970<\/td>\n69.003<\/td>\n50.463<\/td>\n<\/tr>\n
T\u1ed5ng c\u1ed9ng<\/strong><\/td>\n394.546<\/strong><\/td>\n110.145<\/strong><\/td>\n205.776<\/strong><\/td>\n78.382<\/strong><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

II. M\u1ed9t s\u1ed1 \u0111\u1ec1 xu\u1ea5t v\u00e0 c\u00e1c gi\u1ea3i ph\u00e1p. <\/strong><\/p>\n

2.1. C\u00e1c gi\u1ea3i ph\u00e1p k\u1ef9 thu\u1eadt.<\/em><\/strong><\/p>\n

\u00a7 \u0110ai ph\u00f2ng h\u1ed9 r\u1ea5t xung y\u1ebfu. <\/em><\/p>\n

\u1edf\u0111ai n\u00e0y c\u1ea7n c\u00f3 t\u1ef7 l\u1ec7 che ph\u1ee7 c\u1ee7a r\u1eebng >70%. Bi\u1ec7n ph\u00e1p ch\u1ee7 y\u1ebfu l\u00e0 b\u1ea3o v\u1ec7 khoanh nu\u00f4i x\u00fac ti\u1ebfn t\u00e1i sinh \u0111\u1ec3 ph\u1ee5c h\u1ed3i r\u1eebng l\u00e0 ch\u00ednh. \u1edfnh\u1eefng n\u01a1i c\u00f3 \u0111i\u1ec1u ki\u1ec7n, ti\u1ebfn h\u00e0nh l\u00e0m gi\u00e0u r\u1eebng b\u1eb1ng c\u00e1c c\u00e2y b\u1ea3n \u0111\u1ecba, t\u1ea1o th\u00e0nh r\u1eebng nhi\u1ec1u t\u1ea7ng nhi\u1ec1u t\u00e1n \u0111\u1ec3 n\u00e2ng cao t\u00e1c d\u1ee5ng ph\u00f2ng h\u1ed9 c\u1ee7a r\u1eebng. Ch\u1ec9 ti\u1ebfn h\u00e0nh tr\u1ed3ng r\u1eebng \u1edf nh\u1eefng n\u01a1i kh\u00f4ng c\u00f3 kh\u1ea3 n\u0103ng t\u1ef1 ph\u1ee5c h\u1ed3i r\u1eebng.<\/p>\n

C\u00e2y tr\u1ed3ng ph\u1ea3i ph\u00f9 h\u1ee3p v\u1edbi \u0111i\u1ec1u ki\u1ec7n l\u1eadp \u0111\u1ecba, ch\u00fa tr\u1ecdng \u0111\u1ebfn c\u00e2y b\u1ea3n \u0111\u1ecba, nh\u1eefng c\u00e2y c\u00f3 kh\u1ea3 n\u0103ng ch\u1ecbu \u0111\u01b0\u1ee3c kh\u00f4 h\u1ea1n, \u0111\u1ea5t ngh\u00e8o x\u1ea5u v\u00e0 c\u00f3 bi\u00ean \u0111\u1ed9 sinh th\u00e1i l\u1edbn c\u00f3 b\u1ed9 r\u1ec5 ph\u00e1t tri\u1ec3n s\u00e2u r\u1ed9ng. R\u1eebng tr\u1ed3ng ph\u1ea3i c\u00f3 k\u1ebft c\u1ea5u h\u1ed7n lo\u00e0i \u0111\u1ec3 t\u1ea1o \u0111\u01b0\u1ee3c r\u1eebng nhi\u1ec1u t\u1ea7ng, r\u1eadm k\u00edn, b\u1ec1n v\u1eefng v\u00e0 \u1ed5n \u0111\u1ecbnh. Nghi\u00eam c\u1ea5m vi\u1ec7c s\u1eed d\u1ee5ng l\u1eeda \u0111\u1ec3 x\u1eed l\u00fd th\u1ef1c b\u00ec, tr\u00e1nh ch\u00e1y r\u1eebng, hu\u1ef7 di\u1ec7t nh\u1eefng sinh v\u1eadt, vi sinh v\u1eadt h\u1eefu \u00edch trong \u0111\u1ea5t, g\u00e2y x\u00f3i m\u00f2n m\u1ea1nh trong m\u1ed9t th\u1eddi gian d\u00e0i.<\/p>\n

\u00a7 \u0110ai ph\u00f2ng h\u1ed9 xung y\u1ebfu. <\/em><\/p>\n

\u0110ai n\u00e0y \u1edf th\u1ea5p h\u01a1n \u0111ai ph\u00f2ng h\u1ed9 r\u1ea5t xung y\u1ebfu, c\u1ea7n b\u1ed1 tr\u00ed kho\u1ea3ng >50% di\u1ec7n t\u00edch m\u1eb7t \u0111\u1ea5t c\u00f3 \u0111\u1ed9 che ph\u1ee7 b\u1eb1ng c\u00e2y r\u1eebng v\u00e0 c\u00e2y c\u00f4ng nghi\u1ec7p d\u00e0i ng\u00e0y. Th\u1ef1c hi\u1ec7n h\u1ed7n giao gi\u1eefa c\u00e2y r\u1eebng v\u1edbi c\u00e2y d\u01b0\u1ee3c li\u1ec7u, c\u00e2y r\u1eebng v\u1edbi c\u00e2y \u0103n qu\u1ea3, h\u1ed7n giao gi\u1eefa c\u00e2y r\u1eebng v\u00e0 c\u00e2y c\u00f4ng nghi\u1ec7p. C\u00e2y r\u1eebng tr\u1ed3ng \u1edf \u0111ai n\u00e0y c\u1ea7n \u01b0u ti\u00ean c\u00e2y b\u1ea3n \u0111\u1ecba, \u0111a t\u00e1c d\u1ee5ng, \u0111a m\u1ee5c \u0111\u00edch k\u1ebft h\u1ee3p ph\u00f2ng h\u1ed9 v\u00e0 kinh t\u1ebf nh\u01b0 : Tr\u00e1m, S\u1ea5u, Gi\u1ebb, L\u00e1t hoa, Gi\u1ed5i, Re, Kh\u00e1o \u2026 nh\u1eefng v\u00f9ng canh t\u00e1c n\u01b0\u01a1ng r\u1eaby lu\u00e2n canh: Trong lu\u00e2n k\u1ef3 canh t\u00e1c ph\u1ea3i th\u1ef1c hi\u1ec7n c\u00e1c bi\u1ec7n ph\u00e1p ch\u1ed1ng x\u00f3i m\u00f2n nh\u01b0 tr\u1ed3ng c\u00e1c b\u0103ng c\u00e2y h\u1ecd \u0110\u1eadu \u0111\u1ec3 ng\u0103n c\u1eaft d\u00f2ng ch\u1ea3y, h\u1ea1n ch\u1ebf x\u00f3i m\u00f2n, t\u0103ng c\u01b0\u1eddng ch\u1ea5t h\u1eefu c\u01a1 v\u00e0 c\u1ed1 \u0111\u1ecbnh \u0111\u1ea1m t\u1eeb kh\u00f4ng kh\u00ed cho \u0111\u1ea5t. Cu\u1ed1i lu\u00e2n k\u1ef3 canh t\u00e1c th\u1ef1c hi\u1ec7n cho \u0111\u1ea5t ngh\u1ec9 t\u00edch c\u1ef1c b\u1eb1ng c\u00e1ch tr\u1ed3ng c\u00e1c c\u00e2y h\u1ecd \u0110\u1eadu nh\u01b0 c\u1ed1t kh\u00ed, keo d\u1eadu, \u0111\u1ec3 r\u00fat ng\u1eafn th\u1eddi gian b\u1ecf ho\u00e1 c\u1ee7a n\u01b0\u01a1ng r\u1eaby. \u0110\u1ed1i v\u1edbi n\u01b0\u01a1ng r\u1eaby c\u1ed1 \u0111\u1ecbnh ph\u1ea3i th\u1ef1c hi\u1ec7n c\u00e1c bi\u1ec7n ph\u00e1p ch\u1ed1ng x\u00f3i m\u00f2n b\u1eb1ng c\u00e1ch tr\u1ed3ng c\u00e1c h\u00e0ng r\u00e0o b\u0103ng c\u00e2y xanh xung quanh n\u01b0\u01a1ng r\u1eaby, tr\u1ed3ng c\u00e1c h\u00e0ng c\u00e2y xanh theo \u0111\u01b0\u1eddng \u0111\u1ed3ng m\u1ee9c l\u00e0m th\u00e0nh c\u00e1c b\u1eadc thang. Tr\u1ed3ng c\u00e1c c\u00e2y l\u01b0u ni\u00ean nh\u01b0 d\u1ee9a, cam, qu\u00fdt, xo\u00e0i \u2026 theo t\u1eebng b\u0103ng xen k\u1ebd v\u1edbi di\u1ec7n t\u00edch canh t\u00e1c c\u00e2y n\u00f4ng nghi\u1ec7p. \u1edfch\u00e2n d\u1ed1c n\u00ean tr\u1ed3ng c\u00e1c \u0111ai b\u1eb1ng c\u00e2y tre, lu\u1ed3ng \u0111\u1ec3 ng\u0103n \u0111\u1ea5t b\u1ecb r\u1eeda tr\u00f4i v\u00e0 c\u00f3 thu nh\u1eadp th\u01b0\u1eddng xuy\u00ean h\u00e0ng n\u0103m.<\/p>\n

Bi\u1ec7n ph\u00e1p l\u00e0m \u0111\u1ea5t: C\u1ee5c b\u1ed9, tr\u00e1nh c\u00e0y x\u1edbi nhi\u1ec1u, l\u00e0m \u0111\u1ea5t to\u00e0n di\u1ec7n, tr\u1ed3ng c\u00e1c c\u00e2y c\u00f3 th\u1eddi gian che ph\u1ee7 \u0111\u1ea5t d\u00e0i nh\u01b0 s\u1eafn, ng\u00f4 \u2026<\/p>\n

\u1edf nh\u1eefng khu v\u1ef1c kh\u00f4ng c\u00f3 r\u1eebng ho\u1eb7c t\u1ef7 l\u1ec7 che ph\u1ee7 r\u1eebng < 50% c\u1ea7n tr\u1ed3ng nh\u1eefng \u0111ai r\u1eebng theo \u0111\u01b0\u1eddng \u0111\u1ed3ng m\u1ee9c, chi\u1ec1u r\u1ed9ng c\u1ee7a \u0111ai r\u1eebng n\u00e0y t\u1eeb 50 – 100m, \u0111ai n\u1ecd c\u00e1ch \u0111ai kia 50m b\u1eb1ng c\u00e1c lo\u1ea1i c\u00e2y m\u1ecdc nhanh. Trong th\u1eddi gian \u0111\u1ea7u c\u1ea7n tr\u1ed3ng xen c\u00e1c c\u00e2y n\u00f4ng nghi\u1ec7p d\u00e0i ng\u00e0y nh\u01b0 l\u00faa, s\u1eafn, khoai s\u1ecd \u2026 v\u1eeba t\u0103ng thu nh\u1eadp v\u1eeba ch\u0103m s\u00f3c \u0111\u01b0\u1ee3c r\u1eebng tr\u1ed3ng.<\/p>\n

\u00a7 \u0110ai ph\u00f2ng h\u1ed9 \u00edt xung y\u1ebfu. <\/em><\/p>\n

\u1edf\u0111ai n\u00e0y c\u00e1c gi\u1ea3i ph\u00e1p ch\u1ed1ng x\u00f3i m\u00f2n, c\u1ea3i thi\u1ec7n \u0111\u1ed9 m\u00e0u m\u1ee1 c\u1ee7a \u0111\u1ea5t \u0111\u01b0\u1ee3c \u0111\u1eb7t ngang nhau, th\u1ec3 hi\u1ec7n \u1edf 2 kh\u00e2u k\u1ef9 thu\u1eadt l\u00e0m \u0111\u1ea5t, c\u1ea3i t\u1ea1o \u0111\u1ea5t v\u00e0 k\u1ef9 thu\u1eadt b\u1ed1 tr\u00ed c\u00e2y tr\u1ed3ng.<\/p>\n

Gi\u1ea3i ph\u00e1p ch\u1ed1ng x\u00f3i m\u00f2n ch\u1ee7 y\u1ebfu tr\u1ed3ng c\u00e1c b\u0103ng c\u00e2y xanh b\u1eb1ng c\u00e1c c\u00e2y h\u1ecd \u0110\u1eadu nh\u01b0 c\u1ed1t kh\u00ed, \u0111i\u1ec1n thanh, c\u1ecf stiver, d\u1ee9a \u2026 theo \u0111\u01b0\u1eddng \u0111\u1ed3ng m\u1ee9c; x\u1ebfp \u0111\u00e1, c\u00e1c v\u1eadt ch\u1eafn kh\u00e1c nh\u01b0 th\u00e2n, c\u00e0nh, c\u00e1c ph\u1ee5 ph\u1ea9m n\u00f4ng nghi\u1ec7p theo \u0111\u01b0\u1eddng \u0111\u1ed3ng m\u1ee9c. Nh\u1eefng n\u01a1i c\u00f3 \u0111i\u1ec1u ki\u1ec7n th\u00ec san th\u00e0nh c\u00e1c ru\u1ed9ng b\u1eadc thang \u0111\u1ec3 v\u1eeba ch\u1ed1ng x\u00f3i m\u00f2n v\u1eeba d\u1ec5 canh t\u00e1c, t\u0103ng l\u01b0\u1ee3ng n\u01b0\u1edbc ng\u1ea5m v\u00e0o \u0111\u1ea5t.<\/p>\n

B\u1ed1 tr\u00ed c\u00e2y tr\u1ed3ng: Ph\u1ea7n \u0111\u1ea5t cao n\u00ean b\u1ed1 tr\u00ed tr\u1ed3ng c\u00e1c c\u00e2y d\u00e0i ng\u00e0y h\u01a1n ph\u1ea7n \u0111\u1ea5t th\u1ea5p. B\u1ed1 tr\u00ed lu\u00e2n canh gi\u1eefa c\u00e2y l\u01b0\u01a1ng th\u1ef1c v\u00e0 c\u00e2y h\u1ecd \u0110\u1eadu nh\u01b0 \u0111\u1ed7, l\u1ea1c \u0111\u1ec3 t\u0103ng c\u01b0\u1eddng ch\u1ea5t dinh d\u01b0\u1ee1ng v\u00e0 ch\u1ea5t m\u00f9n trong \u0111\u1ea5t nh\u1edd c\u1ed1 \u0111\u1ecbnh \u0111\u1ea1m v\u00e0 th\u00e2n c\u00e1c c\u00e2y h\u1ecd \u0110\u1eadu. B\u1ed1 tr\u00ed tr\u1ed3ng xen canh g\u1ed1i v\u1ee5 t\u0103ng th\u1eddi gian che ph\u1ee7 \u0111\u1ea5t c\u1ee7a c\u00e2y trong n\u0103m v\u00e0 gi\u1eef \u0111\u1ed9 \u1ea9m cho \u0111\u1ea5t v\u1eeba tr\u00e1nh \u0111\u01b0\u1ee3c x\u00f3i m\u00f2n. Nh\u1eefng n\u01a1i c\u00f3 \u0111i\u1ec1u ki\u1ec7n t\u1ef1 nhi\u00ean th\u00edch h\u1ee3p n\u00ean \u0111\u1eafp c\u00e1c \u0111\u1eadp nh\u1ecf \u0111\u1ec3 gi\u1eef n\u01b0\u1edbc, t\u1ea1o ngu\u1ed3n n\u01b0\u1edbc t\u01b0\u1edbi cho c\u00e2y tr\u1ed3ng. \u1edf ven s\u00f4ng C\u1ea7u tr\u1ed3ng tre ch\u1ed1ng x\u00f3i l\u1edf b\u1edd s\u00f4ng c\u1ef1 ly 15 – 20m\/b\u1ee5i.<\/p>\n

V\u1edbi c\u00e1c ph\u01b0\u01a1ng th\u1ee9c canh t\u00e1c tr\u00ean ho\u00e0n to\u00e0n c\u00f3 th\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c m\u1ee5c ti\u00eau \u0111\u1ec1 ra. Tuy nhi\u00ean, tr\u01b0\u1edbc m\u1eaft c\u1ea7n ph\u1ea3i l\u1eadp k\u1ebf ho\u1ea1ch t\u1ed5ng th\u1ec3, c\u00f3 t\u00ednh to\u00e1n c\u00e1c b\u01b0\u1edbc \u0111i. Nh\u1eefng n\u01a1i kh\u1ea9n c\u1ea5p c\u1ea7n \u01b0u ti\u00ean \u0111\u1ea7u t\u01b0 tr\u01b0\u1edbc. C\u1ea7n thi\u1ebft ph\u1ea3i x\u00e2y d\u1ef1ng c\u00e1c m\u00f4 h\u00ecnh th\u00ed \u0111i\u1ec3m \u0111\u1ec3 t\u1eeb \u0111\u00f3 nh\u00e2n r\u1ed9ng cho to\u00e0n l\u01b0u v\u1ef1c.<\/p>\n

2.2. C\u00e1c gi\u1ea3i ph\u00e1p v\u1ec1 t\u1ed5 ch\u1ee9c qu\u1ea3n l\u00fd. <\/em><\/strong><\/p>\n

Nh\u1eefng n\u0103m qua, Nh\u00e0 n\u01b0\u1edbc \u0111\u00e3 quan t\u00e2m \u0111\u1ea7u t\u01b0 x\u00e2y d\u1ef1ng v\u00e0 ph\u00e1t tri\u1ec3n r\u1eebng ph\u00f2ng h\u1ed9. Nhi\u1ec1u d\u1ef1 \u00e1n b\u1ea3o v\u1ec7, ph\u00e1t tri\u1ec3n ph\u00f2ng h\u1ed9 \u0111\u1ea7u ngu\u1ed3n \u0111\u00e3 th\u1ef1c thi c\u00f3 hi\u1ec7u qu\u1ea3 nh\u01b0ng quy m\u00f4 v\u00e0 m\u1ee9c \u0111\u1ed9 \u0111\u1ea7u t\u01b0 c\u00f2n th\u1ea5p. Th\u1ef1c t\u1ebf hi\u1ec7n nay \u1edf m\u1ed9t s\u1ed1 n\u01a1i vi\u1ec7c quy ho\u1ea1ch x\u00e1c \u0111\u1ecbnh ranh gi\u1edbi khu r\u1eebng ph\u00f2ng h\u1ed9 n\u00f3i chung v\u00e0 c\u00e1c khu r\u1eebng ph\u00f2ng h\u1ed9 \u0111\u1ea7u ngu\u1ed3n xung y\u1ebfu v\u00e0 r\u1ea5t xung y\u1ebfu t\u1ea1i th\u1ef1c \u0111\u1ecba ch\u01b0a r\u00f5 r\u00e0ng. C\u00e1c gi\u1ea3i ph\u00e1p v\u1ec1 kinh t\u1ebf k\u1ef9 thu\u1eadt, quy\u1ec1n l\u1ee3i c\u1ee7a ng\u01b0\u1eddi tham gia b\u1ea3o v\u1ec7, x\u00e2y d\u1ef1ng ph\u00e1t tri\u1ec3n r\u1eebng ph\u00f2ng h\u1ed9 c\u00f2n nhi\u1ec1u b\u1ea5t c\u1eadp. \u0110\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c m\u1ee5c ti\u00eau v\u00e0 nh\u1eefng ti\u00eau chu\u1ea9n \u0111\u00e3 \u0111\u1ec1 ra, b\u00ean c\u1ea1nh vi\u1ec7c tuy\u00ean truy\u1ec1n gi\u00e1o d\u1ee5c n\u00e2ng cao nh\u1eadn th\u1ee9c c\u1ee7a nh\u00e2n d\u00e2n (nh\u1ea5t l\u00e0 nh\u00e2n d\u00e2n \u1edf ven r\u1eebng, g\u1ea7n r\u1eebng) hi\u1ec3u \u0111\u01b0\u1ee3c gi\u00e1 tr\u1ecb to l\u1edbn c\u1ee7a r\u1eebng ph\u00f2ng h\u1ed9, t\u00edch c\u1ef1c tham gia b\u1ea3o v\u1ec7 v\u00e0 x\u00e2y d\u1ef1ng r\u1eebng, Nh\u00e0 n\u01b0\u1edbc c\u1ea7n \u01b0u ti\u00ean c\u1ea5p kinh ph\u00ed \u0111\u1ea7u t\u01b0 \u0111\u00fang m\u1ee9c \u0111\u1ec3 qu\u1ea3n l\u00fd, b\u1ea3o v\u1ec7, x\u00e2y d\u1ef1ng ph\u00e1t tri\u1ec3n r\u1eebng ph\u00f2ng h\u1ed9 \u0111\u1ea7u ngu\u1ed3n r\u1ea5t xung y\u1ebfu v\u00e0 xung y\u1ebfu m\u1edbi \u0111\u00e1p \u1ee9ng \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u ph\u00f2ng h\u1ed9 \u0111i\u1ec1u ti\u1ebft ngu\u1ed3n n\u01b0\u1edbc, g\u00f3p ph\u1ea7n cung c\u1ea5p n\u01b0\u1edbc cho n\u00f4ng nghi\u1ec7p v\u00e0 h\u1ea1n ch\u1ebf l\u0169 l\u1ee5t \u2026 C\u00e1c ch\u00ednh s\u00e1ch, gi\u1ea3i ph\u00e1p v\u1ec1 kinh t\u1ebf, k\u1ef9 thu\u1eadt, ph\u00e1p lu\u1eadt v\u1ec1 quy\u1ec1n l\u1ee3i c\u1ee7a ng\u01b0\u1eddi d\u00e2n c\u0169ng c\u1ea7n ph\u1ea3i ho\u00e0n thi\u1ec7n, \u0111\u1ed3ng b\u1ed9 v\u00e0 ph\u00f9 h\u1ee3p h\u01a1n n\u1eefa v\u1edbi y\u00eau c\u1ea7u ph\u00e1t tri\u1ec3n chung c\u1ee7a \u0111\u1ea5t n\u01b0\u1edbc trong th\u1eddi k\u1ef3 c\u00f4ng nghi\u1ec7p ho\u00e1, hi\u1ec7n \u0111\u1ea1i ho\u00e1 n\u00f4ng th\u00f4n hi\u1ec7n nay c\u1ee7a n\u01b0\u1edbc ta.<\/p>\n

T\u00e0i li\u1ec7u tham kh\u1ea3o<\/strong><\/p>\n

Nguy\u1ec5n H\u1ed3ng Kh\u00e1nh – L\u01b0u Xu\u00e2n Vi\u1ec7n – \u0110\u1ed7 Ho\u00e0i Ph\u01b0\u01a1ng – T\u1ea1 \u0110\u0103ng To\u00e0n. Nh\u1eefng n\u00e9t c\u01a1 b\u1ea3n v\u1ec1<\/p>\n

hi\u1ec7n tr\u1ea1ng m\u00f4i tr\u01b0\u1eddng sinh th\u00e1i c\u1ea3nh quan l\u01b0u v\u1ef1c s\u00f4ng C\u1ea7u, 10 \/ 2000.<\/p>\n

S\u1edf KHCN MT t\u1ec9nh B\u1eafc C\u1ea1n, B\u00e1o c\u00e1o hi\u1ec7n tr\u1ea1ng l\u01b0u v\u1ef1c s\u00f4ng C\u1ea7u t\u1ec9nh B\u1eafc C\u1ea1n, 3 \/ 2000.<\/p>\n

Vi\u1ec7n Kh\u00ed t\u01b0\u1ee3ng thu\u1ef7 v\u0103n, \u0110\u1eb7c \u0111i\u1ec3m kh\u00ed t\u01b0\u1ee3ng thu\u1ef7 v\u0103n v\u00e0 m\u00f4i tr\u01b0\u1eddng n\u01b0\u1edbc l\u01b0u v\u1ef1c s\u00f4ng C\u1ea7u,<\/p>\n

3 \/2000.<\/p>\n

Nguy\u1ec5n Ng\u1ecdc Lung – V\u00f5 \u0110\u1ea1i H\u1ea3i, K\u1ebft qu\u1ea3 nghi\u00ean c\u1ee9u t\u00e1c d\u1ee5ng ph\u00f2ng h\u1ed9 ngu\u1ed3n n\u01b0\u1edbc c\u1ee7a m\u1ed9t s\u1ed1 th\u1ea3m th\u1ef1c v\u1eadt ch\u00ednh v\u00e0 c\u00e1c nguy\u00ean t\u1eafc x\u00e2y d\u1ef1ng r\u1eebng ph\u00f2ng h\u1ed9, 1997.<\/p>\n

Ng\u00f4 \u0110\u00ecnh Qu\u1ebf – B\u00f9i \u0110o\u00e0n – \u0110inh V\u0103n Quang, Nghi\u00ean c\u1ee9u c\u00f4ng ngh\u1ec7 s\u1eed d\u1ee5ng v\u00e0 b\u1ea3o v\u1ec7 \u0111\u1ea5t d\u1ed1c n\u00f4ng l\u00e2m nghi\u1ec7p v\u00f9ng ph\u00f2ng h\u1ed9 \u0111\u1ea7u ngu\u1ed3n – Vi\u1ec7n KHLN Vi\u1ec7t Nam, 12\/2000.<\/p>\n

Vi\u1ec7n \u0110i\u1ec1u tra quy ho\u1ea1ch r\u1eebng, B\u1ea3n \u0111\u1ed3 hi\u1ec7n tr\u1ea1ng s\u1eed d\u1ee5ng \u0111\u1ea5t c\u00e1c t\u1ec9nh B\u1eafc C\u1ea1n-Th\u00e1i Nguy\u00ean, 1998.<\/p>\n

Vi\u1ec7n Quy ho\u1ea1ch thi\u1ebft k\u1ebf n\u00f4ng nghi\u1ec7p, B\u1ea3n \u0111\u1ed3 \u0111\u1ea5t c\u00e1c t\u1ec9nh B\u1eafc C\u1ea1n, Th\u00e1i Nguy\u00ean, 1995<\/p>\n

B\u1ed9 L\u00e2m nghi\u1ec7p, Quy ph\u1ea1m k\u1ef9 thu\u1eadt x\u00e2y d\u1ef1ng r\u1eebng ph\u00f2ng h\u1ed9 \u0111\u1ea7u ngu\u1ed3n, QPN-13-91, H\u00e0 N\u1ed9i 1994.Summary: <\/strong>Based on the survey and study for elaboration of general, strategic plan to protect and exploit the Cau River resource in 2001-2010 period, with integrated research method and classification of upstream forest of FAO applied in Thailand combined with procedures of Ministry of Agriculture and Rural Development and support of (GIS) the upstream area of Cau River is divided into highly critical, critical and less critical regions and calculation is done about the needed protection forest planting and forest rehabilitation. Preliminary recommendation are made of some technical, organizational and policy measures for prevention of depletion of water sources of Cau River.<\/p>\n","protected":false},"excerpt":{"rendered":"

Sông C\u1ea7u b\u1eaft ngu\u1ed3n t\u1eeb vùng núi Tam Tao ( cao 1326m) ch\u1ea3y qua t\u1ec9nh B\u1eafc C\u1ea1n, Thái Nguyên t\u1edbi Ph\u1ea3 L\u1ea1i v\u1edbi nh\u1eefng ph\u1ee5 l\u01b0u chính là sông Công và sông Cà L\u1ed3. Có l\u01b0u v\u1ef1c r\u1ed9ng trên 6.000km2 và s\u1ed1 c\u01b0 dân sinh s\u1ed1ng trên 5 tri\u1ec7u ng\u01b0\u1eddi.<\/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\/8612"}],"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=8612"}],"version-history":[{"count":2,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts\/8612\/revisions"}],"predecessor-version":[{"id":19289,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts\/8612\/revisions\/19289"}],"wp:attachment":[{"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/media?parent=8612"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/categories?post=8612"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/tags?post=8612"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}