{"id":9623,"date":"2012-04-12T08:41:30","date_gmt":"2011-06-17T00:47:39","guid":{"rendered":"http:\/\/vafs.gov.vn\/vn\/2011\/06\/tieu-chi-phan-chia-rung-phong-ho-dau-nguon-bi-suy-thoai-nghiem-trong-o-viet-nam\/"},"modified":"2019-09-24T15:37:08","modified_gmt":"2019-09-24T08:37:08","slug":"tieu-chi-phan-chia-rung-phong-ho-dau-nguon-bi-suy-thoai-nghiem-trong-o-viet-nam","status":"publish","type":"post","link":"https:\/\/vafs.gov.vn\/vn\/tieu-chi-phan-chia-rung-phong-ho-dau-nguon-bi-suy-thoai-nghiem-trong-o-viet-nam\/","title":{"rendered":"Ti\u00eau ch\u00ed ph\u00e2n chia r\u1eebng ph\u00f2ng h\u1ed9 \u0111\u1ea7u ngu\u1ed3n b\u1ecb suy tho\u00e1i nghi\u00eam tr\u1ecdng \u1edf Vi\u1ec7t Nam"},"content":{"rendered":"

Ng\u00f4 \u0110\u00ecnh Qu\u1ebf, V\u0169 T\u1ea5n Ph\u01b0\u01a1ng, Ho\u00e0ng Vi\u1ec7t Anh<\/strong><\/p>\n

Trung t\u00e2m Nghi\u00ean c\u1ee9u Sinh th\u00e1i v\u00e0 M\u00f4i tr\u01b0\u1eddng r\u1eebng<\/em><\/p>\n

T\u00d3M T\u1eaeT<\/strong><\/p>\n

Nghi\u00ean c\u1ee9u ti\u1ebfn h\u00e0nh tr\u00ean b\u1ed1n l\u01b0u v\u1ef1c \u0111\u1ea7u ngu\u1ed3n l\u00e0 s\u00f4ng C\u1ea7u – B\u1eafc K\u1ea1n, s\u00f4ng C\u1ea3 – Ngh\u1ec7 An, s\u00f4ng Th\u1ea1ch H\u00e3n – Qu\u1ea3ng Tr\u1ecb v\u00e0 s\u00f4ng \u0110\u1ea1 T\u1ebbh \u2013 L\u00e2m \u0110\u1ed3ng. M\u1ee5c ti\u00eau c\u1ee7a nghi\u00ean c\u1ee9u l\u00e0 x\u00e2y d\u1ef1ng b\u1ed9 ti\u00eau ch\u00ed v\u00e0 x\u00e1c \u0111\u1ecbnh quy m\u00f4 r\u1eebng ph\u00f2ng h\u1ed9 \u0111\u1ea7u ngu\u1ed3n (RPH\u0110N) b\u1ecb suy tho\u00e1i nghi\u00eam tr\u1ecdng \u1edf c\u00e1c l\u01b0u v\u1ef1c l\u1ef1a ch\u1ecdn.<\/p>\n

B\u1ed9 ti\u00eau ch\u00ed x\u00e1c \u0111\u1ecbnh RPH\u0110N b\u1ecb suy tho\u00e1i nghi\u00eam tr\u1ecdng bao g\u1ed3m 7 ti\u00eau ch\u00ed v\u00e0 23 ch\u1ec9 s\u1ed1 v\u1ec1 r\u1eebng, ho\u00e0n c\u1ea3nh t\u1ef1 nhi\u00ean v\u00e0 \u0111i\u1ec1u ki\u1ec7n kinh t\u1ebf x\u00e3 h\u1ed9i. S\u1eed d\u1ee5ng ph\u1ea7n m\u1ec1m MAPINFO v\u00e0 c\u00f4ng ngh\u1ec7 vi\u1ec5n th\u00e1m \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh quy m\u00f4 RPH\u0110N b\u1ecb suy tho\u00e1i. T\u1ea1i 4 l\u01b0u v\u1ef1c nghi\u00ean c\u1ee9u, b\u1ed9 ti\u00eau ch\u00ed \u0111\u00e3 \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng v\u00e0 quy m\u00f4 RPH\u0110N b\u1ecb suy tho\u00e1i \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh. K\u1ebft qu\u1ea3 cho th\u1ea5y RPH\u0110N \u1edf c\u00e1c l\u01b0u v\u1ef1c nghi\u00ean c\u1ee9u \u0111ang b\u1ecb suy tho\u00e1i kh\u00e1 nghi\u00eam tr\u1ecdng. C\u1ea5p suy tho\u00e1i ph\u1ed5 bi\u1ebfn c\u1ee7a RPH\u0110N l\u00e0 c\u1ea5p suy tho\u00e1i trung b\u00ecnh v\u00e0 suy tho\u00e1i nghi\u00eam tr\u1ecdng v\u1edbi di\u1ec7n t\u00edch chi\u1ebfm t\u1eeb 76 \u2013 99%. B\u1ed9 ti\u00eau ch\u00ed n\u00e0y \u0111\u00e3 \u0111\u01b0\u1ee3c th\u1eed nghi\u1ec7m v\u00e0 cho th\u1ea5y \u0111\u1ed9 tin c\u1eady c\u1ee7a vi\u1ec7c x\u00e1c \u0111\u1ecbnh c\u00e1c c\u1ea5p suy tho\u00e1i RPH\u0110N \u0111\u1ea1t t\u1eeb 70 \u2013 87%.<\/p>\n

T\u1eeb kho\u00e1<\/strong>: R\u1eebng ph\u00f2ng h\u1ed9, Ti\u00eau ch\u00ed, Ch\u1ec9 s\u1ed1.<\/p>\n

\u0110\u1eb6T V\u1ea4N \u0110\u1ec0<\/strong><\/p>\n

Trong h\u01a1n 2 th\u1eadp k\u1ef7 qua, v\u1ea5n \u0111\u1ec1 suy tho\u00e1i r\u1eebng ph\u00f2ng h\u1ed9 \u0111\u1ea7u ngu\u1ed3n (RPH\u0110N) \u1edf n\u01b0\u1edbc ta tr\u1edf n\u00ean r\u1ea5t nghi\u00eam tr\u1ecdng, \u0111\u1eb7c bi\u1ec7t l\u00e0 \u1edf v\u00f9ng T\u00e2y B\u1eafc, \u0110\u00f4ng B\u1eafc v\u00e0 T\u00e2y Nguy\u00ean, v.v. S\u1ef1 suy tho\u00e1i v\u00e0 m\u1ea5t RPH\u0110N \u0111\u00e3 g\u00e2y \u1ea3nh h\u01b0\u1edfng r\u1ea5t l\u1edbn t\u1edbi m\u00f4i tr\u01b0\u1eddng v\u00e0 \u0111\u1eddi s\u1ed1ng c\u1ee7a ng\u01b0\u1eddi d\u00e2n v\u00f9ng \u0111\u1ea7u ngu\u1ed3n c\u0169ng nh\u01b0 \u1ea3nh h\u01b0\u1edfng t\u1edbi m\u00f4i tr\u01b0\u1eddng v\u00e0 cu\u1ed9c s\u1ed1ng c\u1ee7a h\u00e0ng tri\u1ec7u ng\u01b0\u1eddi d\u00e2n v\u00f9ng h\u1ea1 ngu\u1ed3n. Nhi\u1ec1u v\u1ea5n \u0111\u1ec1 m\u00f4i tr\u01b0\u1eddng kh\u00f4ng nh\u1eefng ch\u1ec9 x\u1ea3y ra \u1edf ri\u00eang m\u1ed9t n\u01b0\u1edbc m\u00e0 \u0111\u00e3 tr\u1edf th\u00e0nh m\u1ed1i quan t\u00e2m chung c\u1ee7a c\u00e1c n\u01b0\u1edbc trong khu v\u1ef1c v\u00e0 qu\u1ed1c t\u1ebf, \u0111\u1eb7c bi\u1ec7t s\u1ef1 suy tho\u00e1i v\u1ec1 t\u00e0i nguy\u00ean r\u1eebng \u0111\u01b0\u1ee3c coi l\u00e0 m\u1ed9t trong nh\u1eefng nguy\u00ean nh\u00e2n quan tr\u1ecdng d\u1eabn \u0111\u1ebfn s\u1ef1 \u1ea5m l\u00ean to\u00e0n c\u1ea7u v\u00e0 bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu.<\/p>\n

Chi\u1ebfn l\u01b0\u1ee3c Ph\u00e1t tri\u1ec3n L\u00e2m nghi\u1ec7p Vi\u1ec7t Nam giai \u0111o\u1ea1n 2006 \u2013 2020 m\u1ed9t l\u1ea7n n\u1eefa kh\u1eb3ng \u0111\u1ecbnh vai tr\u00f2 kh\u00f4ng th\u1ec3 thay th\u1ebf \u0111\u01b0\u1ee3c c\u1ee7a r\u1eebng, \u0111\u1eb7c bi\u1ec7t l\u00e0 vai tr\u00f2 c\u1ee7a r\u1eebng trong vi\u1ec7c duy tr\u00ec v\u00e0 cung c\u1ea5p c\u00e1c d\u1ecbch v\u1ee5 m\u00f4i tr\u01b0\u1eddng. Theo \u0111\u00f3, r\u1eebng ph\u00f2ng h\u1ed9 \u0111\u1ea7u ngu\u1ed3n \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh l\u00e0 c\u00f3 vai tr\u00f2 then ch\u1ed1t trong chi\u1ebfn l\u01b0\u1ee3c b\u1ea3o v\u1ec7 m\u00f4i tr\u01b0\u1eddng qu\u1ed1c gia. H\u1ec7 th\u1ed1ng r\u1eebng chuy\u00ean ph\u00f2ng h\u1ed9 \u0111\u01b0\u1ee3c quy ho\u1ea1ch \u0111\u1ebfn n\u0103m 2020 l\u00e0 5,68 tri\u1ec7u ha, chi\u1ebfm 35% di\u1ec7n t\u00edch r\u1eebng c\u1ea3 n\u01b0\u1edbc, trong \u0111\u00f3 di\u1ec7n t\u00edch RPH\u0110N \u0111\u01b0\u1ee3c quy ho\u1ea1ch l\u00e0 5,28 tri\u1ec7u ha, chi\u1ebfm kho\u1ea3ng 93% di\u1ec7n t\u00edch r\u1eebng ph\u00f2ng h\u1ed9 to\u00e0n qu\u1ed1c. M\u1eb7c d\u00f9 di\u1ec7n t\u00edch r\u1eebng ph\u00f2ng h\u1ed9 \u0111\u00e3 \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n nh\u01b0ng quan ng\u1ea1i l\u1edbn nh\u1ea5t hi\u1ec7n nay l\u00e0 ch\u1ea5t l\u01b0\u1ee3ng r\u1eebng ph\u00f2ng h\u1ed9. Th\u1ef1c ti\u1ec5n cho th\u1ea5y ch\u1ea5t l\u01b0\u1ee3ng r\u1eebng ph\u00f2ng h\u1ed9 hi\u1ec7n nay ch\u01b0a \u0111\u00e1p \u1ee9ng nhu c\u1ea7u ph\u00f2ng h\u1ed9.<\/p>\n

\u0110\u1ec3 c\u00f3 c\u01a1 s\u1edf cho vi\u1ec7c x\u00e2y d\u1ef1ng h\u1ec7 th\u1ed1ng r\u1eebng ph\u00f2ng h\u1ed9 \u0111\u1ea7u ngu\u1ed3n \u0111\u1ea3m b\u1ea3o kh\u1ea3 n\u0103ng ph\u00f2ng h\u1ed9 th\u00ec c\u1ea7n x\u00e2y d\u1ef1ng c\u00e1c c\u00f4ng c\u1ee5 x\u00e1c \u0111\u1ecbnh c\u00e1c c\u1ea5p \u0111\u1ed9 suy tho\u00e1i c\u1ee7a r\u1eebng ph\u00f2ng h\u1ed9 ph\u1ee5c v\u1ee5 c\u00f4ng t\u00e1c qu\u1ea3n l\u00fd, l\u1eadp k\u1ebf ho\u1ea1ch v\u00e0 ph\u00e1t tri\u1ec3n b\u1ec1n v\u1eefng. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 k\u1ebft qu\u1ea3 nghi\u00ean c\u1ee9u “X\u00e2y d\u1ef1ng c\u00e1c ti\u00eau ch\u00ed v\u00e0 x\u00e1c \u0111\u1ecbnh quy m\u00f4 h\u1ec7 th\u1ed1ng r\u1eebng ph\u00f2ng h\u1ed9 \u0111\u1ea7u ngu\u1ed3n b\u1ecb suy tho\u00e1i nghi\u00eam tr\u1ecdng \u1edf Vi\u1ec7t Nam”.<\/p>\n

(K\u1ebft qu\u1ea3 nghi\u00ean c\u1ee9u khoa h\u1ecdc c\u00f4ng ngh\u1ec7 L\u00e2m nghi\u1ec7p giai \u0111o\u1ea1n 2006-2010, trang 331-338)<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"

<\/p>\n

\nNghiên c\u1ee9u ti\u1ebfn hành trên b\u1ed1n l\u01b0u v\u1ef1c \u0111\u1ea7u ngu\u1ed3n là
\nsông C\u1ea7u – B\u1eafc K\u1ea1n, sông C\u1ea3 – Ngh\u1ec7 An, sông Th\u1ea1ch Hãn – Qu\u1ea3ng Tr\u1ecb và sông \u0110\u1ea1
\nT\u1ebbh – Lâm \u0110\u1ed3ng. M\u1ee5c tiêu c\u1ee7a nghiên c\u1ee9u là xây d\u1ef1ng b\u1ed9 tiêu chí và xác \u0111\u1ecbnh quy
\nmô r\u1eebng phòng h\u1ed9 \u0111\u1ea7u ngu\u1ed3n (RPH\u0110N) b\u1ecb suy thoái nghiêm tr\u1ecdng \u1edf các l\u01b0u v\u1ef1c l\u1ef1a
\nch\u1ecdn. <\/span><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[21],"tags":[],"_links":{"self":[{"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts\/9623"}],"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=9623"}],"version-history":[{"count":4,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts\/9623\/revisions"}],"predecessor-version":[{"id":19167,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts\/9623\/revisions\/19167"}],"wp:attachment":[{"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/media?parent=9623"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/categories?post=9623"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/tags?post=9623"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}