{"id":1250,"date":"2024-01-09T09:55:32","date_gmt":"2024-01-09T02:55:32","guid":{"rendered":"https:\/\/biocharvietnam.org\/?p=1250"},"modified":"2024-03-14T14:57:29","modified_gmt":"2024-03-14T07:57:29","slug":"than-sinh-hoc-giup-cai-thien-chat-luong-dat-va-chat-luong-nong-san","status":"publish","type":"post","link":"https:\/\/biocharvietnam.org\/vi\/than-sinh-hoc-giup-cai-thien-chat-luong-dat-va-chat-luong-nong-san\/","title":{"rendered":"Than sinh h\u1ecdc gi\u00fap c\u1ea3i thi\u1ec7n ch\u1ea5t l\u01b0\u1ee3ng \u0111\u1ea5t v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng n\u00f4ng s\u1ea3n"},"content":{"rendered":"

V\u1edbi gi\u00e1 th\u00e0nh th\u1ea5p h\u01a1n \u0111\u00e1ng k\u1ec3 so v\u1edbi ph\u00e2n b\u00f3n h\u00f3a h\u1ecdc, song \u01b0u \u0111i\u1ec3m n\u1ed5i tr\u1ed9i c\u1ee7a biochar (than sinh h\u1ecdc) kh\u00f4ng ch\u1ec9 l\u00e0 c\u1ea3i t\u1ea1o \u0111\u1ea5t, n\u00e2ng cao ch\u1ea5t l\u01b0\u1ee3ng n\u00f4ng s\u1ea3n m\u00e0 c\u00f2n gi\u00fap duy tr\u00ec hi\u1ec7u qu\u1ea3 trong th\u1eddi gian d\u00e0i.<\/strong><\/p>\n

\u0110\u00f3 l\u00e0 nh\u1eadn x\u00e9t chung c\u1ee7a c\u00e1c th\u00e0nh vi\u00ean tham d\u1ef1 bu\u1ed5i t\u1eadp hu\u1ea5n v\u1ec1 \u201c\u1ee8ng d\u1ee5ng than sinh trong c\u1ea3i t\u1ea1o \u0111\u1ea5t tr\u1ed3ng\u201d di\u1ec5n ra v\u00e0o ng\u00e0y 19\/3, t\u1ea1i x\u00e3 C\u01b0 Su\u00ea huy\u1ec7n C\u01b0 M\u2019gar, t\u1ec9nh \u0110\u1eafk L\u1eafk.<\/p>\n

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C\u00e1c th\u00e0nh vi\u00ean tham gia bu\u1ed5i t\u1eadp hu\u1ea5n ch\u1ee5p \u1ea3nh l\u01b0u ni\u1ec7m.<\/em><\/p>\n

Theo b\u00e0 Heloise Buckland- Gi\u00e1m \u0111\u1ed1c \u0111i\u1ec1u h\u00e0nh v\u00e0 l\u00e0 nh\u00e0 \u0111\u1ed3ng s\u00e1ng l\u1eadp T\u1ed5 ch\u1ee9c HUSK (T\u00e2y Ban Nha): Biochar l\u00e0 s\u1ea3n ph\u1ea9m \u0111\u00e3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng t\u1eeb h\u00e0ng ngh\u00ecn n\u0103m tr\u01b0\u1edbc t\u1ea1i khu v\u1ef1c Amazon v\u00e0 nh\u1eefng n\u0103m g\u1ea7n \u0111\u00e2y \u0111\u00e3 \u0111\u01b0\u1ee3c c\u00e1c n\u01b0\u1edbc \u1edf ch\u00e2u \u00c1, \u0110\u00f4ng Nam \u00c1 s\u1eed d\u1ee5ng \u0111\u1ec3 c\u1ea3i t\u1ea1o \u0111\u1ed9 PH trong \u0111\u1ea5t.<\/p>\n

Biochar theo nghi\u00ean c\u1ee9u c\u1ee7a T\u1ed5 ch\u1ee9c Ph\u00e1t tri\u1ec3n c\u00f4ng nghi\u1ec7p Li\u00ean h\u1ee3p qu\u1ed1c (UNIDO) c\u00f3 th\u1ec3 gi\u1eef h\u00e0m l\u01b0\u1ee3ng carbon trong \u0111\u1ea5t l\u00ean t\u1edbi c\u1ea3 tr\u0103m n\u0103m.\u00a0 Ch\u1ec9 1 gam biochar c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng \u0111\u1ec3 c\u1ea3i t\u1ea1o cho 120 m2 \u0111\u1ea5t. C\u00f2n v\u1edbi ph\u00e2n b\u00f3n vi sinh \u0111\u01b0\u1ee3c b\u00e0 con n\u00f4ng d\u00e2n l\u00e0m theo c\u00e1ch truy\u1ec1n th\u1ed1ng th\u01b0\u1eddng kh\u00f4ng gi\u1eef \u0111\u01b0\u1ee3c carbon trong \u0111\u1ea5t do d\u1ec5 d\u00e0ng b\u1ecb n\u01b0\u1edbc m\u01b0a r\u1eeda tr\u00f4i trong th\u1eddi gian ng\u1eafn.<\/p>\n

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B\u00e0 Heloise Buckland- Gi\u00e1m \u0111\u1ed1c \u0111i\u1ec1u h\u00e0nh v\u00e0 l\u00e0 nh\u00e0 \u0111\u1ed3ng s\u00e1ng l\u1eadp T\u1ed5 ch\u1ee9c HUSK (T\u00e2y Ban Nha) gi\u1ea3i th\u00edch v\u1ec1 c\u01a1 ch\u1ebf biochar gi\u00fap c\u1ea3i t\u1ea1o \u0111\u1ea5t.<\/em><\/p>\n

Trong khi \u0111\u00f3, c\u00e2y tr\u1ed3ng c\u1ea7n h\u00e0m l\u01b0\u1ee3ng carbon trong \u0111\u1ea5t l\u00ean t\u1edbi 60% \u0111\u1ec3 duy tr\u00ec b\u1ed9 r\u1ec5 ph\u00e1t tri\u1ec3n kh\u1ecfe m\u1ea1nh. Nh\u01b0ng theo \u01b0\u1edbc t\u00ednh, tr\u00ean to\u00e0n c\u1ea7u hi\u1ec7n c\u00f3 t\u1edbi 30% di\u1ec7n t\u00edch \u0111\u1ea5t n\u00f4ng nghi\u1ec7p \u0111\u00e3 b\u1ecb tho\u00e1i h\u00f3a do qu\u00e1 tr\u00ecnh canh t\u00e1c thi\u1ebfu b\u1ec1n v\u1eefng. V\u00ec v\u1eady, biochar ch\u00ednh l\u00e0 \u201cch\u00eca kh\u00f3a\u201d gi\u00fap gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 m\u1ed9t c\u00e1ch tri\u1ec7t \u0111\u1ec3. Khi \u0111\u01b0\u1ee3c tr\u1ed9n v\u00e0o \u0111\u1ea5t, biochar s\u1ebd gi\u00fap c\u1ea3i thi\u1ec7n c\u1ea5u tr\u00fac c\u1ee7a \u0111\u1ea5t, gi\u00fap \u0111\u1ea5t gi\u1eef \u0111\u01b0\u1ee3c n\u01b0\u1edbc v\u00e0 c\u00e1c ch\u1ea5t dinh d\u01b0\u1ee1ng nh\u1edd \u0111\u00f3 m\u00e0 c\u00e1c h\u1ec7 vi sinh ph\u00e1t tri\u1ec3n, t\u1ea1o s\u1ef1 c\u00e2n b\u1eb1ng sinh th\u00e1i trong \u0111\u1ea5t. C\u0169ng nh\u1edd nh\u1eefng \u01b0u \u0111i\u1ec3m n\u00e0y m\u00e0 ng\u01b0\u1eddi d\u00e2n kh\u00f4ng c\u1ea7n ph\u1ea3i b\u00f3n than sinh h\u1ecdc li\u00ean t\u1ee5c nh\u01b0 c\u00e1ch l\u00e0m hi\u1ec7n nay \u0111\u1ed1i v\u1edbi ph\u00e2n b\u00f3n h\u00f3a h\u1ecdc.<\/p>\n

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B\u00e0 Heloise h\u01b0\u1edbng d\u1eabn s\u1eed d\u1ee5ng biochar \u0111\u1ed1i v\u1edbi c\u00e2y tr\u1ed3ng.<\/em><\/p>\n

\u201cNh\u1edd s\u1eed d\u1ee5ng biochar, t\u00f4i \u0111\u00e3 gi\u1ea3m \u0111\u01b0\u1ee3c \u00bd l\u01b0\u1ee3ng ph\u00e2n b\u00f3n h\u00f3a h\u1ecdc m\u1ed7i n\u0103m. \u0110i\u1ec1u n\u00e0y kh\u00f4ng ch\u1ec9 gi\u00fap ti\u1ebft gi\u1ea3m chi ph\u00ed m\u00e0 \u0111\u1ea5t v\u01b0\u1eddn c\u1ee7a t\u00f4i c\u0169ng t\u01a1i x\u1ed1p h\u01a1n, c\u00e2y c\u1ed1i xanh m\u01b0\u1edbt, \u00edt s\u00e2u b\u1ec7nh, ch\u1ea5t l\u01b0\u1ee3ng n\u00f4ng s\u1ea3n t\u1ed1t h\u01a1n n\u00ean gi\u00e1 b\u00e1n c\u0169ng cao h\u01a1n\u201d, B\u00e0 \u0110\u1eb7ng Th\u1ecb C\u00fac \u2013 \u00a0x\u00e3 vi\u00ean H\u1ee3p t\u00e1c x\u00e3 B\u00ecnh Minh chia s\u1ebb.<\/p>\n

C\u00f2n theo b\u00e0 Tri\u1ec7u Th\u1ecb Ch\u00e2u \u2013 Gi\u00e1m \u0111\u1ed1c H\u1ee3p t\u00e1c x\u00e3 B\u00ecnh Minh: \u01afu \u0111i\u1ec3m n\u1ed5i tr\u1ed9i \u00a0c\u1ee7a h\u1ec7 th\u1ed1ng nhi\u1ec7t ph\u00e2n quy m\u00f4 nh\u1ecf PPV300 \u0111\u00f3 l\u00e0 ngo\u00e0i t\u1ea1o ra than sinh h\u1ecdc t\u1eeb ph\u1ebf ph\u1ea9m v\u00e0 ph\u1ee5 ph\u1ea9m n\u00f4ng nghi\u1ec7p, c\u00f2n gi\u00fap ng\u01b0\u1eddi n\u00f4ng d\u00e2n s\u1ea5y n\u00f4ng s\u1ea3n nh\u01b0 c\u00e0 ph\u00ea khi v\u00e0o m\u00f9a thu ho\u1ea1ch g\u1eb7p m\u01b0a tr\u00e1i m\u00f9a. \u0110\u1eb7c bi\u1ec7t, nh\u1edd qu\u00e1 tr\u00ecnh \u0111\u1ed1t y\u1ebfm kh\u00ed kh\u00f4ng x\u1ea3 th\u1ea3i CO2 n\u00ean v\u1ea5n \u0111\u1ec1 m\u00f4i tr\u01b0\u1eddng c\u0169ng \u0111\u01b0\u1ee3c x\u1eed l\u00fd m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3.<\/p>\n

Th\u00f4ng tin v\u1ec1 c\u00f4ng ngh\u1ec7 nhi\u1ec7t ph\u00e2n<\/strong><\/em><\/p>\n

Trong giai \u0111o\u1ea1n t\u1eeb 2016 \u2013 2019, c\u00f4ng ngh\u1ec7 nhi\u1ec7t ph\u00e2n (pyrolysis) \u0111\u00e3 \u0111\u01b0\u1ee3c T\u1ed5 ch\u1ee9c Ph\u00e1t tri\u1ec3n c\u00f4ng nghi\u1ec7p Li\u00ean h\u1ee3p qu\u1ed1c (UNIDO) chuy\u1ec3n giao th\u00e0nh c\u00f4ng t\u1eeb Th\u1ee5y S\u0129 v\u1ec1 Vi\u1ec7t Nam, c\u00f3 ti\u1ec1m n\u0103ng chuy\u1ec3n \u0111\u1ed5i ch\u1ea5t th\u1ea3i n\u00f4ng nghi\u1ec7p (v\u1ecf tr\u1ea5u, v\u1ecf c\u00e0 ph\u00ea) th\u00e0nh n\u0103ng l\u01b0\u1ee3ng nhi\u1ec7t v\u00e0 than sinh h\u1ecdc. C\u00f4ng ngh\u1ec7 n\u00e0y l\u00e0m t\u0103ng gi\u00e1 tr\u1ecb ch\u1ea5t th\u1ea3i h\u1eefu c\u01a1 v\u00e0 ph\u1ebf ph\u1ea9m n\u00f4ng nghi\u1ec7p, \u0111\u1ed3ng th\u1eddi mang l\u1ea1i c\u01a1 h\u1ed9i kinh t\u1ebf cho ng\u01b0\u1eddi n\u00f4ng d\u00e2n v\u00e0 ng\u01b0\u1eddi ch\u1ebf bi\u1ebfn n\u00f4ng s\u1ea3n. C\u00f4ng ngh\u1ec7 l\u00f2 \u0111\u1ed1t nhi\u1ec7t ph\u00e2n cho ph\u00e9p cung c\u1ea5p n\u0103ng l\u01b0\u1ee3ng sinh kh\u1ed1i t\u1ea1i ch\u1ed7 v\u00e0 k\u1ecbp th\u1eddi m\u00e0 v\u1eabn \u0111\u00e1p \u1ee9ng \u0111\u01b0\u1ee3c nh\u1eefng ti\u00eau chu\u1ea9n kh\u00ed th\u1ea3i kh\u1eaft khe. C\u00f4ng ty TNHH MTV Vina Vi\u1ebft Hi\u1ec1n l\u00e0 \u0111\u01a1n v\u1ecb \u0111\u00e3 nh\u1eadn \u0111\u01b0\u1ee3c s\u1ef1 h\u1ed7 tr\u1ee3 v\u00e0 ch\u1ebf t\u1ea1o th\u00e0nh c\u00f4ng H\u1ec7 th\u1ed1ng nhi\u1ec7t ph\u00e2n quy m\u00f4 nh\u1ecf (PPV300) \u0111\u1ec3 th\u00ed \u0111i\u1ec3m cho m\u00f4 h\u00ecnh HTX t\u1ea1i Vi\u1ec7t Nam<\/em>.<\/p>\n

Theo VNCPC<\/em><\/strong><\/p>\n

(https:\/\/vncpc.org\/biochar-giup-cai-tao-dat-nang-cao-chat-luong-nong-san\/)<\/p>\n

\n","protected":false},"excerpt":{"rendered":"

V\u1edbi gi\u00e1 th\u00e0nh th\u1ea5p h\u01a1n \u0111\u00e1ng k\u1ec3 so v\u1edbi ph\u00e2n b\u00f3n h\u00f3a h\u1ecdc, song \u01b0u \u0111i\u1ec3m n\u1ed5i tr\u1ed9i c\u1ee7a biochar (than sinh h\u1ecdc) kh\u00f4ng ch\u1ec9 l\u00e0 c\u1ea3i t\u1ea1o \u0111\u1ea5t, n\u00e2ng cao ch\u1ea5t l\u01b0\u1ee3ng n\u00f4ng s\u1ea3n m\u00e0 c\u00f2n gi\u00fap duy tr\u00ec hi\u1ec7u qu\u1ea3 trong th\u1eddi gian d\u00e0i. \u0110\u00f3 l\u00e0 nh\u1eadn x\u00e9t chung c\u1ee7a c\u00e1c th\u00e0nh vi\u00ean […]\n","protected":false},"author":3,"featured_media":1252,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[59,101],"tags":[111,112,118,107,115,113],"class_list":["post-1250","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-other-biochar-news","category-tin-tu-cac-nguon-khac","tag-biochar-vi","tag-cai-tao-dat","tag-co-che-biochar-giup-cai-tao-dat","tag-cong-nghe-nhiet-phan","tag-than-sinh-hoc-vi","tag-ung-dung-than-sinh-hoc-trong-cai-tao-dat"],"yoast_head":"\nThan sinh h\u1ecdc gi\u00fap c\u1ea3i thi\u1ec7n ch\u1ea5t l\u01b0\u1ee3ng \u0111\u1ea5t v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng n\u00f4ng s\u1ea3n - 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