{"id":21280,"date":"2021-08-31T09:56:38","date_gmt":"2021-08-31T02:56:38","guid":{"rendered":"http:\/\/vafs.gov.vn\/vn\/?page_id=21280"},"modified":"2021-08-31T09:57:55","modified_gmt":"2021-08-31T02:57:55","slug":"mot-so-bien-phap-ky-thuat-tham-canh-cac-giong-mac-ca-oc-246-816-daddow-va-842-tai-vung-tay-bac","status":"publish","type":"page","link":"https:\/\/vafs.gov.vn\/vn\/mot-so-bien-phap-ky-thuat-tham-canh-cac-giong-mac-ca-oc-246-816-daddow-va-842-tai-vung-tay-bac\/","title":{"rendered":"M\u1ed9t s\u1ed1 bi\u1ec7n ph\u00e1p k\u1ef9 thu\u1eadt th\u00e2m canh c\u00e1c gi\u1ed1ng M\u1eafc ca (OC, 246, 816, Daddow v\u00e0 842) t\u1ea1i v\u00f9ng T\u00e2y B\u1eafc"},"content":{"rendered":"<p>&nbsp;<\/p>\n<table width=\"100%\">\n<tbody>\n<tr>\n<td><strong>TH\u00d4NG TIN CHUNG<\/strong><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<ul>\n<li>C\u00f4ng nh\u1eadn t\u1ea1i Quy\u1ebft \u0111\u1ecbnh s\u00f4\u0301 85 \/Q\u0110-TCLN-KH&amp;HTQT ng\u00e0y 22 th\u00e1ng 4 n\u0103m 2021 cu\u0309a T\u1ed5ng c\u1ee5c L\u00e2m nghi\u1ec7p.<\/li>\n<li>T\u00e1c gi\u1ea3: Tr\u1ea7n \u0110\u1ee9c V\u01b0\u1ee3ng, ThS. Phan \u0110\u01b0\u0301c Chi\u0309nh, TS. Nguy\u00ea\u0303n \u0110\u01b0\u0301c Ki\u00ean, TS. \u0110\u00f4\u0303 H\u01b0\u0303u S\u01a1n, TS. H\u00e0 Huy Th\u1ecbnh, ThS. B\u00f9i Ti\u1ebfn H\u00f9ng v\u00e0 ThS. Qu\u00e1ch M\u1ea1nh T\u00f9ng.<\/li>\n<\/ul>\n<table width=\"100%\">\n<tbody>\n<tr>\n<td><strong>N\u1ed8I DUNG CH\u00cdNH<\/strong><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><a href=\"http:\/\/vafs.gov.vn\/vn\/mot-so-bien-phap-ky-thuat-tham-canh-cac-giong-mac-ca-oc-246-816-daddow-va-842-tai-vung-tay-bac\/macca\/\" rel=\"attachment wp-att-21283\"><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter size-full wp-image-21283\" src=\"http:\/\/vafs.gov.vn\/vn\/wp-content\/uploads\/sites\/2\/2021\/08\/MACCA.jpg\" alt=\"\" width=\"673\" height=\"150\" srcset=\"https:\/\/vafs.gov.vn\/vn\/wp-content\/uploads\/sites\/2\/2021\/08\/MACCA.jpg 673w, https:\/\/vafs.gov.vn\/vn\/wp-content\/uploads\/sites\/2\/2021\/08\/MACCA-500x111.jpg 500w\" sizes=\"(max-width: 673px) 100vw, 673px\" \/><\/a><\/p>\n<h3><a name=\"_Toc70512301\"><\/a>1.\u00a0\u00a0\u00a0 T\u1ec9a c\u00e0nh, t\u1ea1o t\u00e1n<\/h3>\n<ul>\n<li>Sau khi thu ho\u1ea1ch qu\u1ea3, ti\u1ebfn h\u00e0nh t\u1ec9a b\u1ecf nh\u1eefng c\u00e0nh nh\u1ecf ph\u00e1t tri\u1ec3n \u1edf t\u1ea7ng t\u00e1n th\u1ee9 3 \u0111\u1ed1i v\u1edbi nh\u1eefng c\u00e2y c\u00f3 t\u00e1n qu\u00e1 d\u00e0y;<\/li>\n<li>Lo\u1ea1i b\u1ecf nh\u1eefng c\u00e0nh kh\u00f4 v\u00e0 c\u00e0nh s\u00e2u b\u1ec7nh, c\u00e0nh nh\u00e1nh \u0111an xen nhau v\u00e0 nh\u1eefng nh\u00e1nh v\u01b0\u1ee3t, c\u00e1c c\u00e0nh nh\u1ecf y\u1ebfu;<\/li>\n<li>B\u1ea5m \u0111\u1ea7u ng\u1ecdn (kho\u1ea3ng 50-70cm) c\u1ee7a c\u00e1c c\u00e0nh non m\u1edbi m\u1ecdc.<\/li>\n<li>B\u1ea5m c\u00e1c c\u00e0nh v\u01b0\u1ee3t \u0111\u1ec3 h\u1ea1 th\u1ea5p \u0111\u1ed9 cao c\u1ee7a c\u00e2y nh\u1eb1m gi\u00fap cho c\u00e1c c\u00e0nh b\u00ean ph\u00e1t tri\u1ec3n v\u00e0 d\u1ec5 thu h\u00e1i qu\u1ea3.<\/li>\n<li>Lo\u1ea1i b\u1ecf c\u00e1c c\u00e0nh th\u1ef1c sinh ph\u00e1t tri\u1ec3n d\u01b0\u1edbi g\u1ed1c gh\u00e9p nh\u1eb1m t\u1ea1o cho c\u00e2y gh\u00e9p ph\u00e1t tri\u1ec3n kh\u1ecfe m\u1ea1nh.<\/li>\n<\/ul>\n<h3><a name=\"_Toc70512302\"><\/a>2.\u00a0\u00a0\u00a0 L\u00e0m c\u1ecf<\/h3>\n<ul>\n<li>D\u00f9ng m\u00e1y ph\u00e1t c\u1ecf ho\u1eb7c dao ph\u00e1t \u0111\u1ec3 ph\u00e1t d\u1ecdn th\u1ef1c b\u00ec to\u00e0n b\u1ed9 v\u01b0\u1eddn qu\u1ea3.<\/li>\n<li>D\u00e3y c\u1ecf xung quanh g\u1ed1c c\u00e2y theo h\u00ecnh t\u00e1n l\u00e1.<\/li>\n<li>Ph\u00e1t d\u1ecdn th\u1ef1c b\u00ec v\u00e0 l\u00e0m c\u1ecf, x\u1edbi \u0111\u1ea5t, vun g\u1ed1c xung quanh g\u1ed1c c\u00e2y th\u1ef1c hi\u1ec7n \u0111\u1ecbnh k\u1ef3 2 l\u1ea7n\/n\u0103m v\u00e0o \u0111\u1ea7u m\u00f9a m\u01b0a v\u00e0 tr\u01b0\u1edbc khi thu ho\u1ea1ch qu\u1ea3 \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o cho c\u00e2y sinh tr\u01b0\u1edfng t\u1ed1t v\u00e0 d\u1ec5 thu qu\u1ea3.<\/li>\n<\/ul>\n<h3><a name=\"_Toc70512303\"><\/a>3.\u00a0\u00a0\u00a0 B\u00f3n ph\u00e2n<\/h3>\n<ul>\n<li>B\u00f3n th\u00fac: B\u00f3n ph\u00e2n cho r\u1eebng M\u1eafc ca \u0111\u01b0\u1ee3c chia l\u00e0m 2 l\u1ea7n:<\/li>\n<li>L\u1ea7n 1: B\u00f3n ph\u00e2n chu\u1ed3ng hoai ngay sau khi thu ho\u1ea1ch qu\u1ea3 (th\u00e1ng 9 h\u00e0ng n\u0103m) v\u1edbi li\u1ec1u l\u01b0\u1ee3ng 20kg\/c\u00e2y.<\/li>\n<li>L\u1ea7n 2: B\u00f3n v\u00e0o th\u1eddi \u0111i\u1ec3m tr\u01b0\u1edbc khi m\u1ecdc c\u1ee5m hoa \u1edf \u0111\u1ea7u c\u00e0nh (kho\u1ea3ng th\u00e1ng 11-12 h\u1eb1ng n\u0103m) v\u1edbi li\u1ec1u l\u01b0\u1ee3ng 1000 gam\/c\u00e2y; v\u00e0 b\u00f3n kali sau khi \u0111\u00e3 \u0111\u1eadu qu\u1ea3 (kho\u1ea3ng th\u00e1ng 3-4 h\u1eb1ng n\u0103m) v\u1edbi li\u1ec1u l\u01b0\u1ee3ng 400 gam\/c\u00e2y.<\/li>\n<\/ul>\n<h4>&#8211;\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 C\u00e1ch b\u00f3n:<\/h4>\n<ul>\n<li>Ph\u00e2n chu\u1ed3ng hoai: Cu\u1ed1c r\u00e3nh r\u1ed9ng 15 cm v\u00e0 s\u00e2u 25cm theo h\u00ecnh chi\u1ebfu \u0111\u1ee9ng c\u1ee7a t\u00e1n l\u00e1, r\u1ea3i \u0111\u1ec1u ph\u00e2n xu\u1ed1ng tr\u01b0\u1edbc sau \u0111\u00f3 l\u1ea5p \u0111\u1ea5t \u0111\u1ea7y xung quanh r\u00e3nh;<\/li>\n<li>Ph\u00e2n l\u00e2n v\u00e0 Kali: D\u00e3y c\u1ecf xung quan g\u1ed1c c\u00e2y v\u00e0 x\u1edbi nh\u1eb9 l\u1edbp \u0111\u1ea5t m\u1eb7t quanh t\u00e1n c\u00e2y, b\u00f3n ph\u00e2n, l\u1ea5p \u0111\u1ea5t.<\/li>\n<li>N\u1ebfu sau khi b\u00f3n ph\u00e2n kh\u00f4ng c\u00f3 m\u01b0a th\u00ec ti\u1ebfn h\u00e0nh t\u01b0\u1edbi n\u01b0\u1edbc \u0111\u1ec1u xung quanh g\u1ed1c v\u00e0 r\u00e3nh b\u00f3n ph\u00e2n v\u1edbi l\u01b0\u1ee3ng v\u1eeba ph\u1ea3i \u0111\u1ec3 cho ph\u00e2n d\u1ec5 tan v\u00e0o \u0111\u1ea5t.<\/li>\n<\/ul>\n<h3><a name=\"_Toc70512304\"><\/a>4.\u00a0\u00a0\u00a0 T\u01b0\u1edbi n\u01b0\u1edbc<\/h3>\n<ul>\n<li>Th\u1eddi k\u1ef3 t\u01b0\u1edbi: T\u01b0\u1edbi v\u00e0o 4 th\u00e1ng m\u00f9a kh\u00f4 (t\u1eeb th\u00e1ng 12 n\u0103m tr\u01b0\u1edbc \u0111\u1ebfn th\u00e1ng 3 n\u0103m sau), t\u1ea7n su\u1ea5t 3 l\u1ea7n\/th\u00e1ng, v\u1edbi l\u01b0\u1ee3ng n\u01b0\u1edbc 20 l\u00edt\/c\u00e2y\/l\u1ea7n nh\u1eb1m cung c\u1ea5p \u0111\u1ee7 n\u01b0\u1edbc cho c\u00e2y sinh tr\u01b0\u1edfng \u0111\u1ec3 nu\u00f4i d\u01b0\u1ee1ng qu\u1ea3.<\/li>\n<li>C\u00f3 th\u1ec3 t\u01b0\u1edbi tr\u1ef1c ti\u1ebfp v\u00e0o g\u1ed1c c\u00e2y ho\u1eb7c b\u1eb1ng h\u1ec7 th\u1ed1ng \u0111\u01b0\u1eddng \u1ed1ng d\u1eabn n\u01b0\u1edbc t\u01b0\u1edbi t\u1edbi t\u1eebng g\u1ed1c (n\u1ebfu c\u00f3).<\/li>\n<li>N\u00ean t\u01b0\u1edbi v\u00e0o s\u00e1ng s\u1edbm ho\u1eb7c chi\u1ec1u t\u1ed1i \u0111\u1ec3 t\u0103ng kh\u1ea3 n\u0103ng h\u1ea5p th\u1ee5 dinh d\u01b0\u1ee1ng cho c\u00e2y.<\/li>\n<\/ul>\n<h3><a name=\"_Toc70512305\"><\/a>5.\u00a0\u00a0\u00a0 Ph\u00f2ng tr\u1eeb s\u00e2u, b\u1ec7nh h\u1ea1i<\/h3>\n<ul>\n<li>Qu\u00e9t v\u00f4i xung quanh g\u1ed1c c\u00e2y m\u1ed7i n\u0103m 2 l\u1ea7n, l\u1ea7n 1 v\u00e0o th\u00e1ng 12 n\u0103m tr\u01b0\u1edbc \u0111\u1ebfn th\u00e1ng 1 n\u0103m sau; l\u1ea7n 2 v\u00e0o sau khi thu ho\u1ea1ch qu\u1ea3 (kho\u1ea3ng th\u00e1ng 9) \u0111\u1ec3 ph\u00f2ng ch\u1ed1ng s\u00e2u, b\u1ec7nh h\u1ea1i.<\/li>\n<li>V\u1ecb tr\u00ed qu\u00e9t b\u1eaft \u0111\u1ea7u t\u1eeb ph\u1ea7n d\u01b0\u1edbi g\u1ed1c c\u00e2y (b\u1edbi ph\u1ea7n \u0111\u1ea5t m\u1eb7t s\u00e2u xu\u1ed1ng 2- 5 cm) qu\u00e9t l\u00ean th\u00e2n c\u00e2y \u0111\u1ebfn \u0111\u1ed9 cao kho\u1ea3ng 50-80cm;<\/li>\n<li>N\u1ebfu ph\u00e1t hi\u1ec7n c\u00f3 s\u00e2u \u0103n l\u00e1, hoa v\u00e0 c\u00e1c lo\u1ea1i b\u1ec7nh g\u00e2y th\u1ed1i hoa, \u0111\u1ed1m qu\u1ea3, lo\u00e9t v\u1ecf c\u00e2y th\u00ec ti\u1ebfn h\u00e0nh phun thu\u1ed1c ph\u00f2ng tr\u1eeb s\u00e2u, b\u1ec7nh theo ch\u1ec9 d\u1eabn.<\/li>\n<\/ul>\n<table width=\"100%\">\n<tbody>\n<tr>\n<td>\u0110\u1ecaA \u0110I\u1ec2M \u1ee8NG D\u1ee4NG<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>M\u1ed9t s\u1ed1 bi\u1ec7n ph\u00e1p k\u1ef9 thu\u1eadt th\u00e2m canh c\u00e1c gi\u1ed1ng M\u1eafc ca (OC, 246, 816, Daddow v\u00e0 842) t\u1ea1i v\u00f9ng T\u00e2y B\u1eafc \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng cho c\u00e1c t\u1ed5 ch\u1ee9c c\u00e1c nh\u00e2n tr\u1ed3ng M\u1eafc ca t\u1ea1i c\u00e1c t\u1ec9nh H\u00f2a B\u00ecnh, S\u01a1n La, \u0110i\u1ec7n Bi\u00ean v\u00e0 Lai Ch\u00e2u v\u00e0 c\u00e1c n\u01a1i c\u00f3 \u0111i\u1ec1u ki\u1ec7n sinh th\u00e1i t\u01b0\u01a1ng t\u1ef1.<\/p>\n<table width=\"100%\">\n<tbody>\n<tr>\n<td>\u0110I\u1ec0U KI\u1ec6N \u1ee8NG D\u1ee4NG<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>C\u00e1c t\u1ed5 ch\u1ee9c, c\u00e1 nh\u00e2n tr\u1ed3ng M\u1eafc ca c\u1ea7n c\u00f3 \u0111\u1ee7 \u0111i\u1ec1u ki\u1ec7n v\u1ec1 c\u01a1 s\u1edf v\u1eadt ch\u1ea5t, ngu\u1ed3n gi\u1ed1ng v\u00e0 nh\u00e2n l\u1ef1c, c\u1ee5 th\u1ec3 nh\u01b0 sau:<\/p>\n<ul>\n<li>C\u01a1 s\u1edf h\u1ea1 t\u1ea7ng: C\u00f3 v\u01b0\u1eddn qu\u1ea3 M\u1eafc ca tr\u00ean 5 tu\u1ed5i.<\/li>\n<li>Ngu\u1ed3n gi\u1ed1ng \u0111em tr\u1ed3ng: C\u00e1c gi\u1ed1ng M\u1eafc ca \u0111\u00e3 \u0111\u01b0\u1ee3c tuy\u1ec3n ch\u1ecdn v\u00e0 \u0111\u01b0\u1ee3c B\u1ed9 N\u00f4ng nghi\u1ec7p v\u00e0 Ph\u00e1t tri\u1ec3n N\u00f4ng th\u00f4n c\u00f4ng nh\u1eadn (OC, 246, 816, Daddow v\u00e0 842).<\/li>\n<li>Nh\u00e2n l\u1ef1c: C\u00f3 nh\u00e2n vi\u00ean k\u1ef9 thu\u1eadt ho\u1eb7c ng\u01b0\u1eddi \u0111\u00e3 \u0111\u01b0\u1ee3c t\u1eadp hu\u1ea5n am hi\u1ec3u v\u00e0 th\u00e0nh th\u1ea1o v\u1ec1 k\u1ef9 thu\u1eadt th\u00e2m canh c\u00e2y l\u1ea5y qu\u1ea3.<\/li>\n<li>V\u1eadt t\u01b0: \u0110\u1ea3m b\u1ea3o \u0111\u1ee7 ch\u1ee7ng lo\u1ea1i v\u00e0 kh\u1ed1i l\u01b0\u1ee3ng c\u00e1c lo\u1ea1i v\u1eadt t\u01b0: Super l\u00e2n lo\u1ea1i 15% P2O5; Kali lo\u1ea1i 60%; Ph\u00e2n chu\u1ed3ng \u0111\u01b0\u1ee3c \u1ee7 hoai; k\u00e9o chuy\u00ean d\u1ee5ng t\u1ec9a c\u00e0nh; m\u00e1y ph\u00e1t c\u1ecf.<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>&nbsp; TH\u00d4NG TIN CHUNG C\u00f4ng nh\u1eadn t\u1ea1i Quy\u1ebft \u0111\u1ecbnh s\u00f4\u0301 85 \/Q\u0110-TCLN-KH&amp;HTQT ng\u00e0y 22 th\u00e1ng 4 n\u0103m 2021 cu\u0309a T\u1ed5ng c\u1ee5c L\u00e2m nghi\u1ec7p. T\u00e1c gi\u1ea3: Tr\u1ea7n \u0110\u1ee9c V\u01b0\u1ee3ng, ThS. Phan \u0110\u01b0\u0301c Chi\u0309nh, TS. Nguy\u00ea\u0303n \u0110\u01b0\u0301c Ki\u00ean, TS. \u0110\u00f4\u0303 H\u01b0\u0303u S\u01a1n, TS. H\u00e0 Huy Th\u1ecbnh, ThS. B\u00f9i Ti\u1ebfn H\u00f9ng v\u00e0 ThS. Qu\u00e1ch M\u1ea1nh T\u00f9ng. N\u1ed8I DUNG [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":[],"_links":{"self":[{"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/pages\/21280"}],"collection":[{"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/comments?post=21280"}],"version-history":[{"count":3,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/pages\/21280\/revisions"}],"predecessor-version":[{"id":21285,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/pages\/21280\/revisions\/21285"}],"wp:attachment":[{"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/media?parent=21280"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}