{"id":8966,"date":"2007-07-06T08:31:52","date_gmt":"2007-07-06T01:31:52","guid":{"rendered":"http:\/\/vafs.gov.vn\/vn\/2007\/07\/phan-mem-co2fix-v3-1-va-cac-ung-dung-trong-tinh-toan-sinh-khoi-va-gia-tri-cua-rung\/"},"modified":"2013-10-06T09:00:59","modified_gmt":"2013-10-06T02:00:59","slug":"phan-mem-co2fix-v3-1-va-cac-ung-dung-trong-tinh-toan-sinh-khoi-va-gia-tri-cua-rung","status":"publish","type":"post","link":"https:\/\/vafs.gov.vn\/vn\/phan-mem-co2fix-v3-1-va-cac-ung-dung-trong-tinh-toan-sinh-khoi-va-gia-tri-cua-rung\/","title":{"rendered":"Ph\u1ea7n m\u1ec1m Co2Fix V3.1 v\u00e0 c\u00e1c \u1ee9ng d\u1ee5ng trong t\u00ednh to\u00e1n sinh kh\u1ed1i v\u00e0 gi\u00e1 tr\u1ecb c\u1ee7a r\u1eebng"},"content":{"rendered":"\n

D\u01b0\u01a1ng Ti\u1ebfn \u0110\u1ee9c, Cao Ch\u00ed Khi\u00eam<\/strong> <\/p>\n

B\u00f9i Thanh H\u1eb1ng<\/strong> <\/p>\n

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

L\u1edcI N\u00d3I \u0110\u1ea6U<\/strong> <\/p>\n

Qu\u00e1 tr\u00ecnh c\u00f4ng nghi\u1ec7p ho\u00e1 c\u1ed9ng v\u1edbi s\u1ef1 l\u1ea1m d\u1ee5ng qu\u00e1 m\u1ee9c ngu\u1ed3n t\u00e0i nguy\u00ean thi\u00ean nhi\u00ean trong qu\u00e1 kh\u1ee9 \u0111\u00e3 khi\u1ebfn tr\u00e1i \u0111\u1ea5t c\u00f3 nh\u1eefng bi\u1ec3u hi\u1ec7n suy t\u1ed5n: s\u1ef1 n\u00f3ng l\u00ean c\u1ee7a tr\u00e1i \u0111\u1ea5t, th\u1ee7ng t\u1ea7ng \u00f4-z\u00f4n, c\u1ea1n ki\u1ec7t ngu\u1ed3n n\u01b0\u1edbc ng\u1ea7m\u2026 Hi\u1ec7n t\u1ea1i, c\u00e1c qu\u1ed1c gia tr\u00ean th\u1ebf gi\u1edbi \u0111ang n\u1ed7 l\u1ef1c c\u1ed9ng t\u00e1c \u0111\u1ec3 gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 \u00f4 nhi\u1ec5m m\u00f4i tr\u01b0\u1eddng v\u00e0 b\u1ea3o v\u1ec7 tr\u00e1i \u0111\u1ea5t, trong \u0111\u00f3 Ngh\u1ecb \u0111\u1ecbnh th\u01b0 Kyoto ra \u0111\u1eddi th\u00e1ng 12 n\u0103m 1997 v\u1edbi \u0111i\u1ec3m quan tr\u1ecdng nh\u1ea5t l\u00e0 vi\u1ec7c \u1ea5n \u0111\u1ecbnh c\u00e1c ch\u1ec9 ti\u00eau gi\u1ea3m ph\u00e1t th\u1ea3i kh\u00ed nh\u00e0 k\u00ednh<\/em> c\u00e0ng th\u1ec3 hi\u1ec7n s\u1ef1 quy\u1ebft t\u00e2m tr\u00ean. Trong c\u00e1c c\u01a1 ch\u1ebf c\u1ee7a Ngh\u1ecb \u0111\u1ecbnh th\u01b0 Kyoto, c\u01a1 ch\u1ebf ph\u00e1t tri\u1ec3n s\u1ea1ch (CDM – Clean Development Mechanism) c\u00f3 li\u00ean quan nhi\u1ec1u nh\u1ea5t \u0111\u1ebfn c\u00e1c n\u01b0\u1edbc \u0111ang ph\u00e1t tri\u1ec3n. C\u00e1c d\u1ef1 \u00e1n CDM v\u00e0 li\u00ean quan c\u1ee7a n\u00f3 \u0111\u1ebfn c\u00e1c “d\u1ef1 \u00e1n ti\u1ec1m n\u0103ng trong l\u00e2m nghi\u1ec7p, thay \u0111\u1ed5i s\u1eed d\u1ee5ng \u0111\u1ea5t” tuy m\u1edbi ra \u0111\u1eddi nh\u01b0ng \u0111\u00e3 c\u00f3 nh\u1eefng hi\u1ec7u qu\u1ea3 nh\u1ea5t \u0111\u1ecbnh s\u1ebd m\u1edf ra c\u01a1 h\u1ed9i cho c\u00e1c n\u01b0\u1edbc tr\u00ean h\u01b0\u1edbng t\u1edbi s\u1ef1 ph\u00e1t tri\u1ec3n b\u1ec1n v\u1eefng. Trong nh\u1eefng kh\u00e2u c\u1ee7a c\u00e1c d\u1ef1 \u00e1n tr\u00ean, c\u00f4ng vi\u1ec7c t\u00ednh to\u00e1n sinh kh\u1ed1i v\u00e0 c\u00e1c gi\u00e1 tr\u1ecb carbon c\u00f3 li\u00ean quan l\u00e0 h\u1ebft s\u1ee9c c\u1ea7n thi\u1ebft. Trong ph\u1ea1m vi b\u00e0i b\u00e1o n\u00e0y, ch\u00fang t\u00f4i xin gi\u1edbi thi\u1ec7u ph\u1ea7n m\u1ec1m CO2FIX Version 3.1 do nh\u00f3m c\u00e1c t\u00e1c gi\u1ea3 thu\u1ed9c nh\u00f3m nghi\u00ean c\u1ee9u v\u1ec1 qu\u1ea3n l\u00fd t\u00e0i nguy\u00ean r\u1eebng v\u00e0 sinh th\u00e1i r\u1eebng \u2013 Tr\u01b0\u1eddng \u0111\u1ea1i h\u1ecdc t\u1ed5ng h\u1ee3p Wageningen \u2013 H\u00e0 lan ph\u00e1t tri\u1ec3n trong khu\u00f4n kh\u1ed5 c\u1ee7a D\u1ef1 \u00e1n CASFOR II \u2013 t\u00e0i tr\u1ee3 b\u1edfi ch\u01b0\u01a1ng tr\u00ecnh c\u1ee7a U\u1ef7 ban Ch\u00e2u \u00c2u INCO2 (ICA4 \u2013 2001 \u2013 10100), B\u1ed9 N\u00f4ng nghi\u1ec7p \u2013 Qu\u1ea3n l\u00fd thi\u00ean nhi\u00ean v\u00e0 Thu\u1ef7 s\u1ea3n c\u1ee7a H\u00e0 Lan v\u00e0 H\u1ed9i \u0111\u1ed3ng Qu\u1ed1c gia v\u1ec1 Khoa h\u1ecdc \u2013 C\u00f4ng ngh\u1ec7 c\u1ee7a M\u00eahic\u00f4 th\u00f4ng qua d\u1ef1 \u00e1n 32715 \u2013 N. Ph\u1ea7n m\u1ec1m n\u00e0y s\u1ebd g\u00f3p ph\u1ea7n v\u00e0o vi\u1ec7c t\u00ednh to\u00e1n sinh kh\u1ed1i \u2013 gi\u00e1 tr\u1ecb carbon c\u1ee7a r\u1eebng cho c\u00e1c nh\u00e0 l\u00e2m nghi\u1ec7p Vi\u1ec7t Nam v\u00e0 c\u00e1c t\u1ed5 ch\u1ee9c, c\u00e1 nh\u00e2n quan t\u00e2m \u0111\u1ebfn l\u0129nh v\u1ef1c n\u00e0y.<\/strong> <\/p>\n

T\u1eeb kho\u00e1: <\/strong>tr\u1ed3ng c\u00e2y \u2013 g\u00e2y r\u1eebng, n\u00f4ng l\u00e2m k\u1ebft h\u1ee3p, c\u00f4ng ngh\u1ec7 sinh h\u1ecdc, sinh kh\u1ed1i, t\u00ednh to\u00e1n gi\u00e1 tr\u1ecb c\u00e1c bon, ngh\u1ecb \u0111\u1ecbnh th\u01b0 Kioto. <\/p>\n

T\u1ed4NG QUAN<\/strong> <\/p>\n

T\u00ecnh h\u00ecnh nghi\u00ean c\u1ee9u ngo\u00e0i n\u01b0\u1edbc<\/strong> <\/p>\n

C\u00f3 nhi\u1ec1u c\u00f4ng tr\u00ecnh nghi\u00ean c\u1ee9u x\u00e2y d\u1ef1ng m\u00f4 h\u00ecnh v\u00e0 t\u00ednh to\u00e1n gi\u00e1 tr\u1ecb C\u00e1c bon c\u0169ng nh\u01b0 c\u00e1c gi\u00e1 tr\u1ecb c\u1ee7a r\u1eebng, c\u00f3 th\u1ec3 k\u1ec3 \u0111\u1ebfn m\u1ed9t s\u1ed1 k\u1ebft qu\u1ea3 ti\u00eau bi\u1ec3u sau:Liebig, J (1862) l\u1ea7n \u0111\u1ea7u ti\u00ean \u0111\u00e3 \u0111\u1ecbnh l\u01b0\u1ee3ng v\u1ec1 s\u1ef1 t\u00e1c \u0111\u1ed9ng c\u1ee7a th\u1ef1c v\u1eadt t\u1edbi kh\u00f4ng kh\u00ed v\u00e0 ph\u00e1t tri\u1ec3n th\u00e0nh \u0111\u1ecbnh lu\u1eadt “t\u1ed1i thi\u1ec3u”. Mitscherlich, E.A (1954) \u0111\u00e3 ph\u00e1t tri\u1ec3n lu\u1eadt t\u1ed1i thi\u1ec3u c\u1ee7a Liebig, J. th\u00e0nh lu\u1eadt “n\u0103ng su\u1ea5t”.Lieth, H. (1964) \u0111\u00e3 th\u1ec3 hi\u1ec7n n\u0103ng su\u1ea5t tr\u00ean to\u00e0n th\u1ebf gi\u1edbi b\u1eb1ng b\u1ea3n \u0111\u1ed3 n\u0103ng su\u1ea5t, \u0111\u1ed3ng th\u1eddi v\u1edbi s\u1ef1 ra \u0111\u1eddi c\u1ee7a ch\u01b0\u01a1ng tr\u00ecnh sinh h\u1ecdc qu\u1ed1c t\u1ebf “IBP” (1964) v\u00e0 ch\u01b0\u01a1ng tr\u00ecnh sinh quy\u1ec3n con ng\u01b0\u1eddi “MAB” (1971) \u0111\u00e3 t\u00e1c \u0111\u1ed9ng m\u1ea1nh m\u1ebd t\u1edbi vi\u1ec7c nghi\u00ean c\u1ee9u sinh kh\u1ed1i. Nh\u1eefng nghi\u00ean c\u1ee9u trong giai \u0111o\u1ea1n n\u00e0y th\u01b0\u1eddng t\u1eadp trung v\u00e0o c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng \u0111\u1ed3ng c\u1ecf, savan, r\u1eebng r\u1ee5ng l\u00e1, r\u1eebng m\u01b0a th\u01b0\u1eddng xanh.Canell, M.G.R (1982) \u0111\u00e3 c\u00f4ng b\u1ed1 c\u00f4ng tr\u00ecnh “sinh kh\u1ed1i v\u00e0 n\u0103ng su\u1ea5t s\u01a1 c\u1ea5p r\u1eebng th\u1ebf gi\u1edbi” trong \u0111\u00f3 t\u1eadp h\u1ee3p 600 c\u00f4ng tr\u00ecnh \u0111\u00e3 \u0111\u01b0\u1ee3c xu\u1ea5t b\u1ea3n v\u1ec1 sinh kh\u1ed1i kh\u00f4 th\u00e2n, c\u00e0nh, l\u00e1 v\u00e0 m\u1ed9t s\u1ed1 th\u00e0nh ph\u1ea7n, s\u1ea3n ph\u1ea9m s\u01a1 c\u1ea5p c\u1ee7 h\u01a1n 1200 l\u00e2m ph\u1ea7n thu\u1ed9c 46 n\u01b0\u1edbc tr\u00ean th\u1ebf gi\u1edbi. <\/p>\n

C\u1eadp nh\u1eadt t\u1ea1i \u0111\u00e2y<\/a><\/u><\/strong> <\/p>\n","protected":false},"excerpt":{"rendered":"

\n \n<\/p>\n

\n       Quá trình công nghi\u1ec7p hoá c\u1ed9ng v\u1edbi s\u1ef1 l\u1ea1m d\u1ee5ng quá m\u1ee9c ngu\u1ed3n tài nguyên thiên nhiên trong quá kh\u1ee9 \u0111ã khi\u1ebfn trái \u0111\u1ea5t có nh\u1eefng bi\u1ec3u hi\u1ec7n suy t\u1ed5n: s\u1ef1 nóng lên c\u1ee7a trái \u0111\u1ea5t, th\u1ee7ng t\u1ea7ng ô-zôn, c\u1ea1n ki\u1ec7t ngu\u1ed3n n\u01b0\u1edbc ng\u1ea7m… Hi\u1ec7n t\u1ea1i, các qu\u1ed1c gia trên th\u1ebf gi\u1edbi \u0111ang n\u1ed7 l\u1ef1c c\u1ed9ng tác \u0111\u1ec3 gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 ô nhi\u1ec5m môi tr\u01b0\u1eddng và b\u1ea3o v\u1ec7 trái \u0111\u1ea5t, trong \u0111ó Ngh\u1ecb \u0111\u1ecbnh th\u01b0 Kyoto ra \u0111\u1eddi tháng 12 n\u0103m 1997 v\u1edbi \u0111i\u1ec3m quan tr\u1ecdng nh\u1ea5t là vi\u1ec7c \u1ea5n \u0111\u1ecbnh các ch\u1ec9 tiêu gi\u1ea3m phát th\u1ea3i khí nhà kính<\/em> càng th\u1ec3 hi\u1ec7n s\u1ef1 quy\u1ebft tâm trên. Trong các c\u01a1 ch\u1ebf c\u1ee7a Ngh\u1ecb \u0111\u1ecbnh th\u01b0 <\/span>Kyoto<\/span>, c\u01a1 ch\u1ebf phát tri\u1ec3n s\u1ea1ch (CDM – Clean Development Mechanism) có liên quan nhi\u1ec1u nh\u1ea5t \u0111\u1ebfn các n\u01b0\u1edbc \u0111ang phát tri\u1ec3n. Các d\u1ef1 án CDM và liên quan c\u1ee7a nó \u0111\u1ebfn các “d\u1ef1 án ti\u1ec1m n\u0103ng trong lâm nghi\u1ec7p, thay \u0111\u1ed5i s\u1eed d\u1ee5ng \u0111\u1ea5t” tuy m\u1edbi ra \u0111\u1eddi nh\u01b0ng \u0111ã có nh\u1eefng hi\u1ec7u qu\u1ea3 nh\u1ea5t \u0111\u1ecbnh s\u1ebd m\u1edf ra c\u01a1 h\u1ed9i cho các n\u01b0\u1edbc trên h\u01b0\u1edbng t\u1edbi s\u1ef1 phát tri\u1ec3n b\u1ec1n v\u1eefng. Trong nh\u1eefng khâu c\u1ee7a các d\u1ef1 án trên, công vi\u1ec7c tính toán sinh kh\u1ed1i và các giá tr\u1ecb carbon có liên quan là h\u1ebft s\u1ee9c c\u1ea7n thi\u1ebft. <\/span><\/font><\/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\/8966"}],"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=8966"}],"version-history":[{"count":1,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts\/8966\/revisions"}],"predecessor-version":[{"id":10422,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts\/8966\/revisions\/10422"}],"wp:attachment":[{"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/media?parent=8966"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/categories?post=8966"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/tags?post=8966"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}