{"id":8973,"date":"2009-04-20T08:11:54","date_gmt":"2009-04-20T01:11:54","guid":{"rendered":"http:\/\/vafs.gov.vn\/vn\/2009\/04\/anh-huong-cua-cac-bien-phap-ky-thuat-tham-canh-den-rung-trong-so-tai-dai-lai-vinh-phuc\/"},"modified":"2013-10-06T09:00:59","modified_gmt":"2013-10-06T02:00:59","slug":"anh-huong-cua-cac-bien-phap-ky-thuat-tham-canh-den-rung-trong-so-tai-dai-lai-vinh-phuc","status":"publish","type":"post","link":"https:\/\/vafs.gov.vn\/vn\/anh-huong-cua-cac-bien-phap-ky-thuat-tham-canh-den-rung-trong-so-tai-dai-lai-vinh-phuc\/","title":{"rendered":"\u1ea2nh h\u01b0\u1edfng c\u1ee7a c\u00e1c bi\u1ec7n ph\u00e1p k\u1ef9 thu\u1eadt th\u00e2m canh \u0111\u1ebfn r\u1eebng tr\u1ed3ng S\u1edf t\u1ea1i \u0110\u1ea1i L\u1ea3i – V\u0129nh Ph\u00fac"},"content":{"rendered":"

Ho\u00e0ng V\u0103n Th\u1eafng, Nguy\u1ec5n Quang Kh\u1ea3i<\/strong> <\/p>\n

Ph\u00f2ng Nghi\u00ean c\u1ee9u K\u1ef9 thu\u1eadt L\u00e2m sinh<\/em> <\/p>\n

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

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

K\u1ebft qu\u1ea3 th\u00ed nghi\u1ec7m Gi\u1ed1ng S\u1edf l\u1ea5y t\u1eeb Ngh\u0129a \u0110\u00e0n \u2013 Ngh\u1ec7 An \u0111em v\u1ec1 tr\u1ed3ng \u1edf \u0110\u1ea1i L\u1ea3i – V\u0129nh Ph\u00fac b\u1eb1ng c\u00e1c bi\u1ec7n ph\u00e1p k\u1ef9 thu\u1eadt th\u00e2m canh kh\u00e1c nhau nh\u01b0 c\u00e0y \u0111\u1ea5t, b\u00f3n ph\u00e2n (g\u1ed3m ph\u00e2n chu\u1ed3ng hoai v\u00e0 ph\u00e2n NPK) v\u00e0 m\u1eadt \u0111\u1ed9 tr\u1ed3ng h\u1ee3p l\u00fd, sau 7,5 n\u0103m \u0111\u00e3 cho qu\u1ea3 t\u01b0\u01a1ng \u0111\u1ed1i \u1ed5n \u0111\u1ecbnh v\u00e0 c\u00f3 h\u00e0m l\u01b0\u1ee3ng d\u1ea7u cao h\u01a1n h\u1eb3n so v\u1edbi c\u00e1c c\u00e2y m\u1eb9 \u1edf Ngh\u0129a \u0110\u00e0n. Trong c\u00e1c c\u00f4ng th\u1ee9c th\u00ed nghi\u1ec7m th\u00ec c\u00f4ng th\u1ee9c b\u00f3n l\u00f3t 3kg ph\u00e2n chu\u1ed3ng hoai + 0,2kg NPK v\u00e0 c\u00f4ng th\u1ee9c tr\u1ed3ng v\u1edbi m\u1eadt \u0111\u1ed9 625c\u00e2y\/ha (c\u1ef1 ly tr\u1ed3ng l\u00e0 4x4m) cho sinh tr\u01b0\u1edfng S\u1edf t\u1ed1t nh\u1ea5t c\u1ea3 v\u1ec1 \u0111\u01b0\u1eddng k\u00ednh g\u1ed1c, chi\u1ec1u cao v\u00fat ng\u1ecdn v\u00e0 \u0111\u01b0\u1eddng k\u00ednh t\u00e1n. C\u00f4ng th\u1ee9c b\u00f3n 0,4kg NPK\/c\u00e2y v\u00e0 c\u00f4ng th\u1ee9c tr\u1ed3ng S\u1edf v\u1edbi m\u1eadt \u0111\u1ed9 1250c\u00e2y\/ha cho n\u0103ng xu\u1ea5t qu\u1ea3 S\u1edf cao nh\u1ea5t. <\/strong> <\/p>\n

T\u1eeb kho\u00e1:<\/strong> K\u1ef9 thu\u1eadt th\u00e2m canh, c\u00e2y S\u1edf, \u0110\u1ea1i L\u1ea3i. <\/p>\n

M\u1ede \u0110\u1ea6U<\/strong> <\/p>\n

S\u1edf l\u00e0 lo\u00e0i c\u00e2y \u0111a t\u00e1c d\u1ee5ng, \u0111\u01b0\u1ee3c tr\u1ed3ng r\u1ed9ng r\u00e3i \u1edf Vi\u1ec7t Nam t\u1eeb c\u00e1c t\u1ec9nh ph\u00eda B\u1eafc nh\u01b0 H\u00e0 Giang, L\u1ea1ng S\u01a1n, Qu\u1ea3ng Ninh \u0111\u1ebfn Qu\u1ea3ng B\u00ecnh, Qu\u1ea3ng Tr\u1ecb, Hu\u1ebf. Tuy nhi\u00ean, ngu\u1ed3n gi\u1ed1ng \u0111\u01b0\u1ee3c g\u00e2y tr\u1ed3ng ch\u1ee7 y\u1ebfu l\u00e0 gi\u1ed1ng t\u1ea1i ch\u1ed7, kh\u00f4ng \u0111\u01b0\u1ee3c ch\u1ecdn l\u1ecdc m\u1ed9t c\u00e1ch c\u1ea9n th\u1eadn. H\u01a1n n\u1eefa, nhi\u1ec1u \u0111\u1ecba ph\u01b0\u01a1ng tr\u1ed3ng S\u1edf ch\u01b0a \u0111\u00fang k\u1ef9 thu\u1eadt, l\u00e0 c\u00e2y l\u1ea5y qu\u1ea3 nh\u01b0ng ph\u1ea7n l\u1edbn S\u1edf \u0111\u01b0\u1ee3c tr\u1ed3ng v\u1edbi m\u1eadt \u0111\u1ed9 r\u1ea5t cao (1600 \u2013 4400c\u00e2y\/ha), do \u0111\u00f3 \u0111\u00e3 \u1ea3nh h\u01b0\u1edfng r\u1ea5t l\u1edbn \u0111\u1ebfn n\u0103ng su\u1ea5t qu\u1ea3, h\u1ea1t v\u00e0 h\u00e0m l\u01b0\u1ee3ng d\u1ea7u c\u1ee7a S\u1edf. T\u1eeb th\u1ef1c t\u1ebf \u0111\u00f3, vi\u1ec7c nghi\u00ean c\u1ee9u tr\u1ed3ng r\u1eebng S\u1edf b\u1eb1ng c\u00e1c bi\u1ec7n ph\u00e1p k\u1ef9 thu\u1eadt th\u00e2m canh nh\u1eb1m n\u00e2ng cao n\u0103ng su\u1ea5t qu\u1ea3, h\u1ea1t v\u00e0 h\u00e0m l\u01b0\u1ee3ng d\u1ea7u S\u1edf l\u00e0 v\u1ea5n \u0111\u1ec1 r\u1ea5t c\u1ea7n thi\u1ebft. \u0110\u00f3 c\u0169ng l\u00e0 c\u01a1 s\u1edf \u0111\u1ec3 \u0111\u1ec1 xu\u1ea5t c\u00e1c bi\u1ec7n ph\u00e1p k\u1ef9 thu\u1eadt l\u00e2m sinh ph\u00f9 h\u1ee3p nh\u1eb1m ph\u00e1t tri\u1ec3n lo\u00e0i c\u00e2y n\u00e0y \u1edf n\u01b0\u1edbc ta. <\/p>\n

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

K\u1ebft qu\u1ea3 thí nghi\u1ec7m Gi\u1ed1ng S\u1edf l\u1ea5y t\u1eeb Ngh\u0129a \u0110àn – Ngh\u1ec7 An \u0111em v\u1ec1 tr\u1ed3ng \u1edf \u0110\u1ea1i L\u1ea3i – V\u0129nh Phúc b\u1eb1ng các bi\u1ec7n pháp k\u1ef9 thu\u1eadt thâm canh khác nhau nh\u01b0 cày \u0111\u1ea5t, bón phân (g\u1ed3m phân chu\u1ed3ng hoai và phân NPK) và m\u1eadt \u0111\u1ed9 tr\u1ed3ng h\u1ee3p lý, sau 7,5 n\u0103m \u0111ã cho qu\u1ea3 t\u01b0\u01a1ng \u0111\u1ed1i \u1ed5n \u0111\u1ecbnh và có hàm l\u01b0\u1ee3ng d\u1ea7u cao h\u01a1n h\u1eb3n so v\u1edbi các cây m\u1eb9 \u1edf Ngh\u0129a \u0110àn. Trong các công th\u1ee9c thí nghi\u1ec7m thì công th\u1ee9c bón lót 3kg phân chu\u1ed3ng hoai + 0,2kg NPK và công th\u1ee9c tr\u1ed3ng v\u1edbi m\u1eadt \u0111\u1ed9 625cây\/ha (c\u1ef1 ly tr\u1ed3ng là 4x4m) cho sinh tr\u01b0\u1edfng S\u1edf t\u1ed1t nh\u1ea5t c\u1ea3 v\u1ec1 \u0111\u01b0\u1eddng kính g\u1ed1c, chi\u1ec1u cao vút ng\u1ecdn và \u0111\u01b0\u1eddng kính tán. Công th\u1ee9c bón 0,4kg NPK\/cây và công th\u1ee9c tr\u1ed3ng S\u1edf v\u1edbi m\u1eadt \u0111\u1ed9 1250cây\/ha cho n\u0103ng xu\u1ea5t qu\u1ea3 S\u1edf cao nh\u1ea5t. <\/span><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[18],"tags":[],"_links":{"self":[{"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts\/8973"}],"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=8973"}],"version-history":[{"count":1,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts\/8973\/revisions"}],"predecessor-version":[{"id":10429,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts\/8973\/revisions\/10429"}],"wp:attachment":[{"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/media?parent=8973"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/categories?post=8973"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/tags?post=8973"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}