{"id":2482,"date":"2022-01-20T14:24:57","date_gmt":"2022-01-20T07:24:57","guid":{"rendered":"http:\/\/crafs.vnua.edu.vn\/?p=2482"},"modified":"2022-01-20T14:34:24","modified_gmt":"2022-01-20T07:34:24","slug":"nhan-thuc-cua-nong-dan-ve-van-de-thoai-hoa-dat-tren-dat-doc-trong-san-tren-dia-ban-huyen-van-yen-tinh-yen-bai","status":"publish","type":"post","link":"https:\/\/crafs.vnua.edu.vn\/?p=2482&lang=vi","title":{"rendered":"Nh\u1eadn th\u1ee9c c\u1ee7a n\u00f4ng d\u00e2n v\u1ec1 v\u1ea5n \u0111\u1ec1 tho\u00e1i h\u00f3a \u0111\u1ea5t tr\u00ean \u0111\u1ea5t d\u1ed1c tr\u1ed3ng s\u1eafn tr\u00ean \u0111\u1ecba b\u00e0n huy\u1ec7n V\u0103n Y\u00ean, t\u1ec9nh Y\u00ean B\u00e1i"},"content":{"rendered":"<p style=\"text-align: justify;\">Tho\u00e1i h\u00f3a \u0111\u1ea5t \u0111\u00e3 tr\u1edf th\u00e0nh m\u1ed9t v\u1ea5n \u0111\u1ec1 nghi\u00eam tr\u1ecdng trong m\u1ed9t v\u00e0i th\u1eadp k\u1ef7 g\u1ea7n \u0111\u00e2y do \u1ea3nh h\u01b0\u1edfng c\u1ee7a n\u00f3 \u0111\u1ebfn v\u1ea5n \u0111\u1ec1 an ninh l\u01b0\u01a1ng th\u1ef1c. \u1ede Vi\u1ec7t Nam, m\u1ed9t trong ba quan t\u00e2m l\u1edbn nh\u1ea5t \u0111\u1ebfn v\u1ea5n \u0111\u1ec1 tho\u00e1i h\u00f3a \u0111\u1ea5t \u0111\u00f3 l\u00e0 canh t\u00e1c n\u00f4ng nghi\u1ec7p kh\u00f4ng b\u1ec1n v\u1eefng tr\u00ean \u0111\u1ea5t d\u1ed1c \u1edf v\u00f9ng T\u00e2y B\u1eafc Vi\u1ec7t Nam. \u1ede khu v\u1ef1c n\u00e0y, h\u00ecnh th\u1ee9c tho\u00e1i h\u00f3a ph\u1ed5 bi\u1ebfn nh\u1ea5t l\u00e0 x\u00f3i m\u00f2n \u0111\u1ea5t do \u0111\u1ecba h\u00ecnh \u0111\u1ed1i n\u00fai k\u1ebft h\u1ee3p v\u1edbi c\u01b0\u1eddng \u0111\u1ed9 m\u01b0a l\u1edbn, \u00e1p l\u1ef1c t\u0103ng d\u00e2n s\u1ed1 v\u00e0 c\u00e1ch th\u1ee9c s\u1ea3n xu\u1ea5t n\u00f4ng nghi\u1ec7p.<\/p>\n<p style=\"text-align: justify;\">Ng\u01b0\u1eddi n\u00f4ng d\u00e2n l\u00e0 \u0111\u1ed1i t\u01b0\u1ee3ng s\u1eed d\u1ee5ng \u0111\u1ea5t tr\u1ef1c ti\u1ebfp, do \u0111\u00f3 h\u1ecd c\u00f3 th\u1ec3 quan s\u00e1t \u0111\u01b0\u1ee3c s\u1ef1 thay \u0111\u1ed5i c\u1ee7a \u0111\u1ea5t theo th\u1eddi gian d\u1ef1a v\u00e0o s\u1ef1 thay \u0111\u1ed5i m\u1ed9t s\u1ed1 t\u00ednh ch\u1ea5t l\u00fd h\u00f3a c\u1ee7a \u0111\u1ea5t v\u00ed d\u1ee5: m\u00e0u s\u1eafc \u0111\u1ea5t, k\u1ebft c\u1ea5u, kh\u1ea3 n\u0103ng gi\u1eef n\u01b0\u1edbc, n\u0103ng su\u1ea5t c\u00e2y tr\u1ed3ng, \u0111\u1ed9 d\u00e0y t\u1ea7ng \u0111\u1ea5t m\u1eb7t. Do v\u1eady, \u0111\u00e1nh gi\u00e1 tho\u00e1i h\u00f3a \u0111\u1ea5t d\u1ef1a v\u00e0o nh\u1eadn th\u1ee9c c\u1ee7a ng\u01b0\u1eddi d\u00e2n c\u00f3 th\u1ec3 \u0111\u01b0a ra nh\u1eefng th\u00f4ng tin khoa h\u1ecdc c\u00f3 \u0111\u1ed9 tin c\u1eady \u0111\u1ec3 h\u1ed7 tr\u1ee3 \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh trong s\u1ea3n xu\u1ea5t n\u00f4ng nghi\u1ec7p, t\u1eeb \u0111\u00f3 gi\u00fap c\u00e1c nh\u00e0 ho\u1ea1ch \u0111\u1ecbnh ch\u00ednh s\u00e1ch thi\u1ebft k\u1ebf nh\u1eefng bi\u1ec7n ph\u00e1p th\u00edch \u1ee9ng ph\u00f9 h\u1ee3p.<\/p>\n<p style=\"text-align: justify;\">Th\u00f4ng qua vi\u1ec7c \u0111i\u1ec1u tra 80 h\u1ed9 n\u00f4ng d\u00e2n tr\u00ean \u0111\u1ecba b\u00e0n th\u00f4n C\u1ea7u V\u1ea3i, x\u00e3 M\u1eadu \u0110\u00f4ng <strong>(H\u00ecnh 1)<\/strong>, nghi\u00ean c\u1ee9u \u0111\u00e3 ti\u1ebfn h\u00e0nh t\u00ecm hi\u1ec3u c\u00e1c h\u00ecnh th\u1ee9c tho\u00e1i h\u00f3a, nguy\u00ean nh\u00e2n c\u1ee7a tho\u00e1i h\u00f3a \u0111\u1ea5t, v\u00e0 c\u00e1c h\u00ecnh th\u1ee9c tho\u00e1i h\u00f3a \u0111\u1ea5t tr\u00ean \u0111\u1ecba b\u00e0n nghi\u00ean c\u1ee9u.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\" wp-image-2485 aligncenter\" src=\"http:\/\/crafs.vnua.edu.vn\/wp-content\/uploads\/2022\/01\/Picture5-1-400x190.png\" alt=\"\" width=\"634\" height=\"301\" srcset=\"https:\/\/crafs.vnua.edu.vn\/wp-content\/uploads\/2022\/01\/Picture5-1-400x190.png 400w, https:\/\/crafs.vnua.edu.vn\/wp-content\/uploads\/2022\/01\/Picture5-1-768x365.png 768w, https:\/\/crafs.vnua.edu.vn\/wp-content\/uploads\/2022\/01\/Picture5-1-1536x731.png 1536w, https:\/\/crafs.vnua.edu.vn\/wp-content\/uploads\/2022\/01\/Picture5-1-2048x975.png 2048w\" sizes=\"auto, (max-width: 634px) 100vw, 634px\" \/><\/p>\n<p style=\"text-align: center;\"><strong>H\u00ecnh 1.<\/strong> S\u01a1 \u0111\u1ed3 khu v\u1ef1c nghi\u00ean c\u1ee9u t\u1ea1i th\u00f4n C\u1ea7u V\u1ea3i (b), x\u00e3 M\u1eadu \u0110\u00f4ng, huy\u1ec7n V\u0103n Y\u00ean, t\u1ec9nh Y\u00ean B\u00e1i<\/p>\n<p style=\"text-align: justify;\">Theo \u0111\u00f3, c\u00f3 5 h\u00ecnh th\u1ee9c tho\u00e1i h\u00f3a ch\u00ednh tr\u00ean \u0111\u1ecba b\u00e0n x\u00e3 M\u1eadu \u0110\u00f4ng trong \u0111\u00f3, h\u00ecnh th\u1ee9c x\u00f3i m\u00f2n, r\u1eeda tr\u00f4i \u0111\u01b0\u1ee3c ng\u01b0\u1eddi d\u00e2n \u0111\u00e1nh gi\u00e1 l\u00e0 r\u1ea5t nghi\u00eam tr\u1ecdng. Ngo\u00e0i ra, tr\u00ean \u0111\u1ecba b\u00e0n x\u00e3 c\u00f2n xu\u1ea5t hi\u1ec7n hi\u1ec7n t\u01b0\u1ee3ng kh\u00f4 h\u1ea1n v\u00e0 sa m\u1ea1c h\u00f3a, ng\u1eadp \u00fang, \u0111\u1ea5t tr\u01b0\u1ee3t v\u00e0 s\u1ea1t l\u1edf, v\u00e0 gi\u1ea3m \u0111\u1ed9 ph\u00ec nhi\u00eau <strong>(H\u00ecnh 2)<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\" wp-image-2486 aligncenter\" src=\"http:\/\/crafs.vnua.edu.vn\/wp-content\/uploads\/2022\/01\/Picture6-2-400x208.png\" alt=\"\" width=\"517\" height=\"269\" srcset=\"https:\/\/crafs.vnua.edu.vn\/wp-content\/uploads\/2022\/01\/Picture6-2-400x208.png 400w, https:\/\/crafs.vnua.edu.vn\/wp-content\/uploads\/2022\/01\/Picture6-2-768x400.png 768w, https:\/\/crafs.vnua.edu.vn\/wp-content\/uploads\/2022\/01\/Picture6-2-1536x801.png 1536w, https:\/\/crafs.vnua.edu.vn\/wp-content\/uploads\/2022\/01\/Picture6-2.png 1606w\" sizes=\"auto, (max-width: 517px) 100vw, 517px\" \/><\/p>\n<p style=\"text-align: center;\"><strong>H\u00ecnh 2.<\/strong> C\u00e1c h\u00ecnh th\u1ee9c tho\u00e1i h\u00f3a \u0111\u1ea5t tr\u00ean \u0111\u1ecba b\u00e0n x\u00e3 M\u1eadu \u0110\u00f4ng<\/p>\n<p style=\"text-align: justify;\">Theo nh\u1eadn th\u1ee9c c\u1ee7a ng\u01b0\u1eddi d\u00e2n, c\u00f3 8 nguy\u00ean nh\u00e2n ch\u00ednh d\u1eabn \u0111\u1ebfn tho\u00e1i h\u00f3a \u0111\u1ea5t tr\u00ean \u0111\u1ecba b\u00e0n x\u00e3 <strong>(h\u00ecnh 3)<\/strong>, trong \u0111\u00f3 \u0111\u1ed9c canh c\u00e2y s\u1eafn trong th\u1eddi gian d\u00e0i v\u00e0 l\u1ea1m d\u1ee5ng ph\u00e2n b\u00f3n h\u00f3a h\u1ecdc l\u00e0 hai nguy\u00ean nh\u00e2n ch\u00ednh g\u00e2y ra tho\u00e1i h\u00f3a \u0111\u1ea5t.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\" wp-image-2484 aligncenter\" src=\"http:\/\/crafs.vnua.edu.vn\/wp-content\/uploads\/2022\/01\/2-400x201.png\" alt=\"\" width=\"496\" height=\"249\" srcset=\"https:\/\/crafs.vnua.edu.vn\/wp-content\/uploads\/2022\/01\/2-400x201.png 400w, https:\/\/crafs.vnua.edu.vn\/wp-content\/uploads\/2022\/01\/2-768x386.png 768w, https:\/\/crafs.vnua.edu.vn\/wp-content\/uploads\/2022\/01\/2-1536x773.png 1536w, https:\/\/crafs.vnua.edu.vn\/wp-content\/uploads\/2022\/01\/2-2048x1030.png 2048w\" sizes=\"auto, (max-width: 496px) 100vw, 496px\" \/><\/p>\n<p style=\"text-align: center;\"><strong>H\u00ecnh 3.<\/strong> C\u00e1c nguy\u00ean nh\u00e2n c\u1ee7a tho\u00e1i h\u00f3a \u0111\u1ea5t tr\u00ean \u0111\u1ecba b\u00e0n x\u00e3 M\u1eadu \u0110\u00f4ng<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\" wp-image-2487 aligncenter\" src=\"http:\/\/crafs.vnua.edu.vn\/wp-content\/uploads\/2022\/01\/Picture8-400x135.png\" alt=\"\" width=\"500\" height=\"169\" srcset=\"https:\/\/crafs.vnua.edu.vn\/wp-content\/uploads\/2022\/01\/Picture8-400x135.png 400w, https:\/\/crafs.vnua.edu.vn\/wp-content\/uploads\/2022\/01\/Picture8-768x259.png 768w, https:\/\/crafs.vnua.edu.vn\/wp-content\/uploads\/2022\/01\/Picture8-1536x518.png 1536w, https:\/\/crafs.vnua.edu.vn\/wp-content\/uploads\/2022\/01\/Picture8.png 1898w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/p>\n<p style=\"text-align: center;\"><strong>H\u00ecnh 4.<\/strong> C\u00e1c \u1ea3nh h\u01b0\u1edfng c\u1ee7a tho\u00e1i h\u00f3a \u0111\u1ea5t tr\u00ean \u0111\u1ecba b\u00e0n x\u00e3 M\u1eadu \u0110\u00f4ng<\/p>\n<p style=\"text-align: justify;\">C\u00e1c \u1ea3nh h\u01b0\u1edfng ch\u00ednh c\u1ee7a tho\u00e1i h\u00f3a \u0111\u1ea5t \u0111\u1ebfn s\u1ea3n xu\u1ea5t n\u00f4ng nghi\u1ec7p \u0111\u01b0\u1ee3c li\u1ec7t k\u00ea \u1edf <strong>H\u00ecnh 4<\/strong>. Theo \u0111\u00f3, to\u00e0n b\u1ed9 ng\u01b0\u1eddi d\u00e2n \u0111\u1ec1u cho r\u1eb1ng chi ph\u00ed \u0111\u1ea7u t\u01b0 v\u00e0o \u0111\u1ea5t (ph\u00e2n b\u00f3n, thu\u1ed1c b\u1ea3o v\u1ec7 th\u1ef1c v\u1eadt v\u00e0 c\u00f4ng ch\u0103m s\u00f3c) nhi\u1ec1u h\u01a1n tr\u01b0\u1edbc do \u1ea3nh h\u01b0\u1edfng c\u1ee7a tho\u00e1i h\u00f3a \u0111\u1ea5t.\u00a0 Ngo\u00e0i ra, do ch\u1ea5t l\u01b0\u1ee3ng \u0111\u1ea5t gi\u1ea3m xu\u1ed1ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn s\u1ea3n l\u01b0\u1ee3ng s\u1eafn v\u00e0 kinh t\u1ebf h\u1ed9, trong v\u00f2ng 5 tr\u1edf l\u1ea1i \u0111\u00e2y, ng\u01b0\u1eddi d\u00e2n b\u1eaft \u0111\u1ea7u chuy\u1ec3n \u0111\u1ed5i m\u1ed9t ph\u1ea7n ho\u1eb7c to\u00e0n b\u1ed9 di\u1ec7n t\u00edch tr\u1ed3ng s\u1eafn tr\u01b0\u1edbc \u0111\u00e2y sang tr\u1ed3ng qu\u1ebf.<\/p>\n<p style=\"text-align: justify;\">\u0110\u1ec3 h\u1ea1n ch\u1ebf tho\u00e1i h\u00f3a \u0111\u1ea5t, hi\u1ec7n nay ng\u01b0\u1eddi d\u00e2n \u0111ang \u00e1p d\u1ee5ng b\u1ed1n nh\u00f3m gi\u1ea3i ph\u00e1p bao g\u1ed3m: tr\u1ed3ng b\u0103ng c\u1ecf; tr\u1ed3ng xen \u0111\u1eadu \u0111en-s\u1eafn; chuy\u1ec3n \u0111\u1ed5i c\u00e2y tr\u1ed3ng; v\u00e0 b\u0103ng c\u1ecf ch\u1ed1ng x\u00f3i m\u00f2n t\u1eeb th\u00e2n c\u00e2y s\u1eafn. Nh\u1eefng gi\u1ea3i ph\u00e1p n\u00e0y \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c th\u00edch \u1ee9ng v\u1edbi B\u0110KH \u1edf nh\u1eefng khu v\u1ef1c d\u1ec5 b\u1ecb t\u1ed5n th\u01b0\u01a1ng, \u0111\u1eb7c bi\u1ec7t l\u00e0 \u1edf nh\u1eefng khu v\u1ef1c \u0111\u1ed3i n\u00fai d\u1ed1c. Hi\u1ec7u qu\u1ea3 c\u1ee7a c\u00e1c nh\u00f3m gi\u1ea3i ph\u00e1p s\u1ebd \u0111\u01b0\u1ee3c V\u0169 Thanh Bi\u1ec3n v\u00e0 cs ph\u00e2n t\u00edch t\u1ea1i c\u00e1c nghi\u00ean c\u1ee9u s\u1eafp t\u1edbi.<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p style=\"text-align: right;\"><strong><em>V\u0169 Thanh Bi\u1ec3n, Climate-Resilient AgriFood Systems (CRAFS) research group<\/em><\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tho\u00e1i h\u00f3a \u0111\u1ea5t \u0111\u00e3 tr\u1edf th\u00e0nh m\u1ed9t v\u1ea5n \u0111\u1ec1 nghi\u00eam tr\u1ecdng trong m\u1ed9t v\u00e0i th\u1eadp k\u1ef7 g\u1ea7n \u0111\u00e2y do \u1ea3nh h\u01b0\u1edfng c\u1ee7a n\u00f3 \u0111\u1ebfn v\u1ea5n \u0111\u1ec1 an ninh l\u01b0\u01a1ng th\u1ef1c. \u1ede Vi\u1ec7t Nam, m\u1ed9t trong ba quan t\u00e2m l\u1edbn nh\u1ea5t \u0111\u1ebfn v\u1ea5n \u0111\u1ec1 tho\u00e1i h\u00f3a \u0111\u1ea5t \u0111\u00f3 l\u00e0 canh t\u00e1c n\u00f4ng nghi\u1ec7p kh\u00f4ng b\u1ec1n v\u1eefng&#8230;<\/p>\n","protected":false},"author":1,"featured_media":2485,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[18],"tags":[],"class_list":["post-2482","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tin-tuc"],"_links":{"self":[{"href":"https:\/\/crafs.vnua.edu.vn\/index.php?rest_route=\/wp\/v2\/posts\/2482","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/crafs.vnua.edu.vn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/crafs.vnua.edu.vn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/crafs.vnua.edu.vn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/crafs.vnua.edu.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2482"}],"version-history":[{"count":0,"href":"https:\/\/crafs.vnua.edu.vn\/index.php?rest_route=\/wp\/v2\/posts\/2482\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/crafs.vnua.edu.vn\/index.php?rest_route=\/wp\/v2\/media\/2485"}],"wp:attachment":[{"href":"https:\/\/crafs.vnua.edu.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2482"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/crafs.vnua.edu.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2482"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/crafs.vnua.edu.vn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2482"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}