{"id":1465,"date":"2026-04-11T10:12:06","date_gmt":"2026-04-11T10:12:06","guid":{"rendered":"https:\/\/bio2a.com\/?p=1465"},"modified":"2026-04-13T10:58:20","modified_gmt":"2026-04-13T10:58:20","slug":"ky-thuat-trong-va-cham-soc-chanh-day","status":"publish","type":"post","link":"https:\/\/bio2a.com\/en\/2026\/04\/11\/ky-thuat-trong-va-cham-soc-chanh-day\/","title":{"rendered":"K\u1ef8 THU\u1eacT TR\u1ed2NG V\u00c0 CH\u0102M S\u00d3C CHANH D\u00c2Y GIAI \u0110O\u1ea0N \u0110\u1ea6U:  NHANH PH\u1ee6 GI\u00c0N"},"content":{"rendered":"<p class=\"wp-block-paragraph\">H\u01b0\u1edbng d\u1eabn chi ti\u1ebft k\u1ef9 thu\u1eadt tr\u1ed3ng v\u00e0 ch\u0103m s\u00f3c chanh d\u00e2y t\u1eeb kh\u00e2u chu\u1ea9n b\u1ecb \u0111\u1ea5t, xu\u1ed1ng gi\u1ed1ng \u0111\u1ebfn l\u00e0m gi\u00e0n. B\u00ed quy\u1ebft b\u00f3n ph\u00e2n, k\u00edch r\u1ec5 gi\u00fap c\u00e2y chanh d\u00e2y ph\u00e1t tri\u1ec3n m\u1ea1nh, ng\u1eeba th\u1ed1i r\u1ec5.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large is-resized\"><img decoding=\"async\" src=\"https:\/\/bio2a.com\/wp-content\/uploads\/2026\/04\/z7712024509316_cc28a28e8d8accaf3f5eb5c695eb893e-1024x683.jpg\" alt=\"Ch\u0103m s\u00f3c chanh d\u00e2y\" class=\"wp-image-1466\" style=\"aspect-ratio:4\/3;object-fit:cover;width:500px\"\/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>1. Ch\u0103m s\u00f3c chanh d\u00e2y Giai \u0111o\u1ea1n chu\u1ea9n b\u1ecb \u0111\u1ea5t v\u00e0 xu\u1ed1ng gi\u1ed1ng<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u00e2y l\u00e0 giai \u0111o\u1ea1n t\u1ea1o n\u1ec1n t\u1ea3ng gi\u00fap c\u00e2y kh\u00f4ng b\u1ecb &#8220;s\u1ed1c&#8221; khi ra m\u00f4i tr\u01b0\u1eddng t\u1ef1 nhi\u00ean.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>B\u00f3n l\u00f3t:<\/strong> Tr\u01b0\u1edbc khi tr\u1ed3ng \u00edt nh\u1ea5t 15-20 ng\u00e0y, tr\u1ed9n \u0111\u1ec1u v\u00e0o h\u1ed1:\n<ul class=\"wp-block-list\">\n<li>Ph\u00e2n h\u1eefu c\u01a1 hoai m\u1ee5c ho\u1eb7c ph\u00e2n compost.<\/li>\n\n\n\n<li>Biocarb \u0111\u1ec3 c\u00e2n b\u1eb1ng \u0111\u1ed9 pH \u0111\u1ea5t (gi\u1eef \u1edf m\u1ee9c 5.5 &#8211; 6.5).<\/li>\n\n\n\n<li><strong>\u01afu ti\u00ean:<\/strong> B\u1ed5 sung c\u00e1c ch\u1ee7ng n\u1ea5m c\u00f3 l\u1ee3i nh\u01b0 <em>Trichoderma<\/em> ho\u1eb7c <em><a href=\"https:\/\/bio2a.com\/en\/visi-plus\/\" data-type=\"page\" data-id=\"1424\">Bacillus<\/a><\/em> \u0111\u1ec3 ng\u0103n ng\u1eeba n\u1ea5m b\u1ec7nh l\u1edf c\u1ed5 r\u1ec5 ngay t\u1eeb \u0111\u1ea7u.<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>Khi xu\u1ed1ng gi\u1ed1ng:<\/strong> \u0110\u1eb7t b\u1ea7u c\u00e2y sao cho m\u1eb7t b\u1ea7u ngang v\u1edbi m\u1eb7t \u0111\u1ea5t, tr\u00e1nh tr\u1ed3ng qu\u00e1 s\u00e2u g\u00e2y th\u1ed1i c\u1ed5 r\u1ec5. Sau khi tr\u1ed3ng, t\u01b0\u1edbi \u0111\u1eabm n\u01b0\u1edbc \u0111\u1ec3 c\u1ed1 \u0111\u1ecbnh g\u1ed1c.<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large is-resized\"><img fetchpriority=\"high\" decoding=\"async\" width=\"768\" height=\"1024\" src=\"https:\/\/bio2a.com\/wp-content\/uploads\/2026\/04\/z7712024557990_52f0e0d8eb114ef84b2d34545622f9b1-768x1024.jpg\" alt=\"\" class=\"wp-image-1591\" style=\"aspect-ratio:4\/3;object-fit:cover;width:500px\" srcset=\"https:\/\/bio2a.com\/wp-content\/uploads\/2026\/04\/z7712024557990_52f0e0d8eb114ef84b2d34545622f9b1-768x1024.jpg 768w, https:\/\/bio2a.com\/wp-content\/uploads\/2026\/04\/z7712024557990_52f0e0d8eb114ef84b2d34545622f9b1-225x300.jpg 225w, https:\/\/bio2a.com\/wp-content\/uploads\/2026\/04\/z7712024557990_52f0e0d8eb114ef84b2d34545622f9b1-1152x1536.jpg 1152w, https:\/\/bio2a.com\/wp-content\/uploads\/2026\/04\/z7712024557990_52f0e0d8eb114ef84b2d34545622f9b1-1536x2048.jpg 1536w, https:\/\/bio2a.com\/wp-content\/uploads\/2026\/04\/z7712024557990_52f0e0d8eb114ef84b2d34545622f9b1-600x800.jpg 600w, https:\/\/bio2a.com\/wp-content\/uploads\/2026\/04\/z7712024557990_52f0e0d8eb114ef84b2d34545622f9b1.jpg 1920w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/><\/figure>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>2. <strong>Ch\u0103m s\u00f3c chanh d\u00e2y<\/strong><\/strong> <strong>Giai \u0111o\u1ea1n ki\u1ebfn thi\u1ebft c\u01a1 b\u1ea3n (0 &#8211; 3 th\u00e1ng \u0111\u1ea7u)<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ee5c ti\u00eau: K\u00edch r\u1ec5, v\u01b0\u01a1n c\u00e0nh v\u00e0 nhanh ch\u00f3ng ph\u1ee7 gi\u00e0n.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Giai \u0111o\u1ea1n k\u00edch r\u1ec5 (7 &#8211; 20 ng\u00e0y sau tr\u1ed3ng)<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Dinh d\u01b0\u1ee1ng:<\/strong> S\u1eed d\u1ee5ng ph\u00e2n b\u00f3n gi\u00e0u <strong>Humic, Fulvic<\/strong> k\u1ebft h\u1ee3p v\u1edbi h\u00e0m l\u01b0\u1ee3ng <strong>L\u00e2n (P)<\/strong> cao.<\/li>\n\n\n\n<li><strong>C\u00e1ch l\u00e0m:<\/strong> Pha lo\u00e3ng t\u01b0\u1edbi g\u1ed1c 2-3 l\u1ea7n, m\u1ed7i l\u1ea7n c\u00e1ch nhau 7 ng\u00e0y. \u0110i\u1ec1u n\u00e0y gi\u00fap b\u1ed9 r\u1ec5 t\u01a1 ph\u00e1t tri\u1ec3n m\u1ea1nh, c\u00e2y b\u1eaft nh\u1ecbp v\u1edbi \u0111\u1ea5t m\u1edbi nhanh h\u01a1n.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Giai \u0111o\u1ea1n v\u01b0\u01a1n cao (Sau 20 ng\u00e0y \u0111\u1ebfn khi l\u00ean gi\u00e0n)<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Dinh d\u01b0\u1ee1ng:<\/strong> T\u1eadp trung h\u00e0m l\u01b0\u1ee3ng <strong>\u0110\u1ea1m (N)<\/strong> cao \u0111\u1ec3 th\u00fac c\u00e0nh, l\u00e1.\n<ul class=\"wp-block-list\">\n<li>S\u1eed d\u1ee5ng ph\u00e2n NPK c\u00f3 t\u1ef7 l\u1ec7 nh\u01b0 30-10-10 ho\u1eb7c 20-10-10.<\/li>\n\n\n\n<li><strong>B\u1ed5 sung vi l\u01b0\u1ee3ng:<\/strong> Phun qua l\u00e1 c\u00e1c d\u00f2ng Amino Acid v\u00e0 Trung vi l\u01b0\u1ee3ng (Magie, K\u1ebdm, S\u1eaft) \u0111\u1ec3 l\u00e1 xanh d\u00e0y, quang h\u1ee3p t\u1ed1t.<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>T\u1ea7n su\u1ea5t:<\/strong> T\u01b0\u1edbi ho\u1eb7c b\u00f3n \u0111\u1ecbnh k\u1ef3 10-15 ng\u00e0y\/l\u1ea7n.<\/li>\n\n\n\n<li><strong>K\u1ef9 thu\u1eadt k\u00e8m theo:<\/strong> Th\u01b0\u1eddng xuy\u00ean t\u1ec9a b\u1ecf c\u00e1c c\u00e0nh ph\u1ee5 (c\u00e0nh b\u00ean) \u1edf th\u00e2n ch\u00ednh \u0111\u1ec3 t\u1eadp trung dinh d\u01b0\u1ee1ng nu\u00f4i ng\u1ecdn v\u01b0\u01a1n l\u00ean gi\u00e0n nhanh nh\u1ea5t.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>3. K\u1ef9 thu\u1eadt l\u00e0m gi\u00e0n v\u00e0 \u0111\u01b0a c\u00e2y l\u00ean gi\u00e0n<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Th\u1eddi \u0111i\u1ec3m l\u00e0m gi\u00e0n t\u1ed1t nh\u1ea5t l\u00e0 ngay sau khi tr\u1ed3ng ho\u1eb7c khi c\u00e2y cao kho\u1ea3ng 50cm.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Ki\u1ec3u gi\u00e0n:<\/strong> * <strong>Gi\u00e0n ch\u1eef T:<\/strong> Tho\u00e1ng, d\u1ec5 ki\u1ec3m so\u00e1t s\u00e2u b\u1ec7nh v\u00e0 thu ho\u1ea1ch, nh\u01b0ng \u0111\u1ea7u t\u01b0 cao.\n<ul class=\"wp-block-list\">\n<li><strong>Gi\u00e0n truy\u1ec1n th\u1ed1ng (gi\u00e0n b\u1eb1ng):<\/strong> T\u1eadn d\u1ee5ng di\u1ec7n t\u00edch t\u1ed1t, c\u00e2y leo t\u1ef1 do nh\u01b0ng c\u1ea7n ch\u00fa \u00fd \u0111\u1ed9 th\u00f4ng tho\u00e1ng \u0111\u1ec3 tr\u00e1nh \u1ea9m m\u1ed1c.<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u0110\u01b0a c\u00e2y l\u00ean gi\u00e0n:<\/strong> Khi c\u00e2y cao kho\u1ea3ng 1m, d\u00f9ng d\u00e2y d\u1eabn (nilon ho\u1eb7c d\u00e2y d\u1ee9a) bu\u1ed9c nh\u1eb9 \u0111\u1ec3 d\u1eabn ng\u1ecdn c\u00e2y leo th\u1eb3ng l\u00ean gi\u00e0n. Tr\u00e1nh bu\u1ed9c qu\u00e1 ch\u1eb7t l\u00e0m th\u1eaft th\u00e2n c\u00e2y.<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large is-resized\"><img decoding=\"async\" width=\"683\" height=\"1024\" src=\"https:\/\/bio2a.com\/wp-content\/uploads\/2026\/04\/z7712024552171_72e05c38850627804a6309e9df8b9f3e-683x1024.jpg\" alt=\"\" class=\"wp-image-1592\" style=\"aspect-ratio:4\/3;object-fit:cover;width:500px\" srcset=\"https:\/\/bio2a.com\/wp-content\/uploads\/2026\/04\/z7712024552171_72e05c38850627804a6309e9df8b9f3e-683x1024.jpg 683w, https:\/\/bio2a.com\/wp-content\/uploads\/2026\/04\/z7712024552171_72e05c38850627804a6309e9df8b9f3e-200x300.jpg 200w, https:\/\/bio2a.com\/wp-content\/uploads\/2026\/04\/z7712024552171_72e05c38850627804a6309e9df8b9f3e-768x1152.jpg 768w, https:\/\/bio2a.com\/wp-content\/uploads\/2026\/04\/z7712024552171_72e05c38850627804a6309e9df8b9f3e-1024x1536.jpg 1024w, https:\/\/bio2a.com\/wp-content\/uploads\/2026\/04\/z7712024552171_72e05c38850627804a6309e9df8b9f3e-1366x2048.jpg 1366w, https:\/\/bio2a.com\/wp-content\/uploads\/2026\/04\/z7712024552171_72e05c38850627804a6309e9df8b9f3e-600x900.jpg 600w, https:\/\/bio2a.com\/wp-content\/uploads\/2026\/04\/z7712024552171_72e05c38850627804a6309e9df8b9f3e.jpg 1707w\" sizes=\"(max-width: 683px) 100vw, 683px\" \/><\/figure>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>4. Nh\u1eefng l\u01b0u \u00fd quan tr\u1ecdng \u0111\u1ec3 \u0111\u1ea1t hi\u1ec7u qu\u1ea3 cao<\/strong><\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>Y\u1ebfu t\u1ed1<\/strong><\/td><td><strong>L\u01b0u \u00fd k\u1ef9 thu\u1eadt<\/strong><\/td><\/tr><tr><td><strong>N\u01b0\u1edbc t\u01b0\u1edbi<\/strong><\/td><td>Chanh d\u00e2y \u01b0a \u1ea9m nh\u01b0ng c\u1ef1c k\u1ef3 s\u1ee3 ng\u1eadp \u00fang. C\u1ea7n \u0111\u1ea3m b\u1ea3o tho\u00e1t n\u01b0\u1edbc t\u1ed1t, nh\u1ea5t l\u00e0 trong m\u00f9a m\u01b0a.<\/td><\/tr><tr><td><strong>Qu\u1ea3n l\u00fd b\u1ec7nh<\/strong><\/td><td>Giai \u0111o\u1ea1n c\u00e2y con r\u1ea5t d\u1ec5 b\u1ecb tuy\u1ebfn tr\u00f9ng v\u00e0 n\u1ea5m Phytophthora t\u1ea5n c\u00f4ng. N\u00ean \u01b0u ti\u00ean s\u1eed d\u1ee5ng c\u00e1c d\u00f2ng <strong><a href=\"https:\/\/shopee.vn\/bio2a?\" data-type=\"link\" data-id=\"https:\/\/shopee.vn\/bio2a?\" rel=\"nofollow noopener\" target=\"_blank\">ch\u1ebf ph\u1ea9m sinh h\u1ecdc<\/a><\/strong> \u0111\u1ecbnh k\u1ef3 \u0111\u1ec3 b\u1ea3o v\u1ec7 b\u1ed9 r\u1ec5.<\/td><\/tr><tr><td><strong>C\u1eaft t\u1ec9a<\/strong><\/td><td>Ch\u1ec9 \u0111\u1ec3 1 th\u00e2n ch\u00ednh duy nh\u1ea5t leo l\u00ean gi\u00e0n. Khi ng\u1ecdn v\u01b0\u1ee3t qu\u00e1 m\u1eb7t gi\u00e0n kho\u1ea3ng 20-30cm th\u00ec ti\u1ebfn h\u00e0nh b\u1ea5m ng\u1ecdn \u0111\u1ec3 c\u00e2y b\u1eaft \u0111\u1ea7u \u0111\u1ebb c\u00e0nh c\u1ea5p 1.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Biocarb + Visii + GF Bio-nutri gi\u00fap c\u1ea3i t\u1ea1o \u0111\u1ea5t hi\u1ec7u qu\u1ea3&nbsp;<\/li>\n\n\n\n<li>F-Root gi\u00fap c\u00e2y ra r\u1ec5 li\u00ean t\u1ee5c, gi\u00fap trao \u0111\u1ed5i ch\u1ea5t v\u00e0 h\u1ea5p th\u1ee5 dinh d\u01b0\u1ee1ng hi\u1ec7u qu\u1ea3<\/li>\n\n\n\n<li>Amino-vitamin gi\u00fap c\u00e2y tr\u00e1i l\u1edbn,d\u00e0y l\u00e1, ch\u1ed1ng ch\u1ecbu stress hi\u1ec7u qu\u1ea3<\/li>\n\n\n\n<li>Biocarb t\u01b0\u1edbi \u0111\u1ecbnh k\u1ef3 gi\u00fap c\u00e2y \u1ed5n d\u1ecbnh, h\u1ea5p th\u1ee5 t\u1ed1t dinh d\u01b0\u1ee1ng, nh\u1ea5t l\u00e0 Kali gi\u00fap n\u1eb7ng tr\u00e1i, n\u0103ng su\u1ea5t cao, \u1ed5n d\u1ecbnh pH \u0111\u1ea5t \u0111\u1ec3 h\u1ea5p th\u1ee5 t\u1ed1t \u0111a- trung-vi l\u01b0\u1ee3ng<\/li>\n\n\n\n<li>Visii Plus qu\u1ea3n l\u00fd h\u00e9o xanh, l\u1ee1 c\u1ed5 r\u1ec5, ph\u00e2n gi\u1ea3i ph\u00e2n b\u00f3n, tr\u1ecb tuy\u1ebfn tr\u00f9ng v\u00e0 b\u1ea3o v\u1ec7 h\u1ec7 r\u1ec5, \u0111\u1ed1i kh\u00e1ng c\u00e1c lo\u1ea1i \u1ea5u tr\u00f9ng trong \u0111\u1ea5t nh\u01b0, s\u00e2u \u0111\u1ea5t, tr\u1ee9ng b\u1ecd tr\u0129\u2026<\/li>\n\n\n\n<li>GF Bio-nutri gi\u00fap ph\u1ee5c h\u1ed3i c\u00e2y sau thu ho\u1ea1ch, dinh d\u01b0\u1ee1ng d\u1ec5 h\u1ea5p th\u1ee5, ph\u00e2n gi\u1ea3i l\u00e2n, c\u1ed1 \u0111\u1ecbnh \u0111\u1ea1m.<\/li>\n\n\n\n<li>Chitosan gi\u00fap c\u00e2y k\u00edch kh\u00e1ng, ph\u00f2ng b\u1ec7nh sinh h\u1ecdc, k\u00e9o d\u00e0i b\u1ea3o qu\u1ea3n ch\u1ea5t l\u01b0\u1ee3ng n\u00f4ng s\u1ea3n.<\/li>\n<\/ol>","protected":false},"excerpt":{"rendered":"<p>H\u01b0\u1edbng d\u1eabn chi ti\u1ebft k\u1ef9 thu\u1eadt tr\u1ed3ng v\u00e0 ch\u0103m s\u00f3c chanh d\u00e2y t\u1eeb kh\u00e2u chu\u1ea9n b\u1ecb \u0111\u1ea5t, xu\u1ed1ng gi\u1ed1ng \u0111\u1ebfn [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":1466,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center 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