{"id":5695,"date":"2021-01-26T02:20:29","date_gmt":"2021-01-26T02:20:29","guid":{"rendered":"https:\/\/www.lifescienceart.com\/?p=5695"},"modified":"2021-01-26T02:20:29","modified_gmt":"2021-01-26T02:20:29","slug":"yellow-wood-sorrel-identification-removal-prevention","status":"publish","type":"post","link":"https:\/\/www.lifescienceart.com\/vi\/science\/botany\/yellow-wood-sorrel-identification-removal-prevention\/","title":{"rendered":"C\u1ecf chua ng\u1ef1a v\u00e0ng: Nh\u1eadn d\u1ea1ng, c\u00e1ch di\u1ec7t v\u00e0 ph\u00f2ng ng\u1eeba"},"content":{"rendered":"<h2 class=\"wp-block-heading\">C\u1ecf chua ng\u1ef1a v\u00e0ng: Nh\u1eadn d\u1ea1ng, c\u00e1ch di\u1ec7t v\u00e0 ph\u00f2ng ng\u1eeba<\/h2>\n\n<h2 class=\"wp-block-heading\">Nh\u1eadn d\u1ea1ng<\/h2>\n\n<p>C\u1ecf chua ng\u1ef1a v\u00e0ng (Oxalis stricta) l\u00e0 m\u1ed9t lo\u1ea1i c\u1ecf d\u1ea1i ph\u1ed5 bi\u1ebfn tr\u00f4ng gi\u1ed1ng nh\u01b0 c\u1ecf ba l\u00e1. L\u00e1 c\u1ee7a n\u00f3 c\u00f3 h\u00ecnh tr\u00e1i tim v\u00e0 t\u1ecfa ra t\u1eeb m\u1ed9t \u0111i\u1ec3m trung t\u00e2m nh\u01b0 c\u00e1c ng\u00f3n tay t\u1eeb l\u00f2ng b\u00e0n tay. Th\u00e2n, c\u00e0nh v\u00e0 cu\u1ed1ng l\u00e1 c\u00f3 l\u00f4ng m\u1ecbn.<\/p>\n\n<p>C\u1ecf chua ng\u1ef1a c\u00f3 m\u00e0u xanh l\u1ee5c t\u01b0\u01a1i v\u00e0 ra hoa nh\u1ecf, m\u00e0u v\u00e0ng v\u00e0 c\u00f3 n\u0103m c\u00e1nh t\u1eeb gi\u1eefa m\u00f9a xu\u00e2n \u0111\u1ebfn m\u00f9a thu. Nh\u1eefng b\u00f4ng hoa c\u00f3 \u0111\u01b0\u1eddng k\u00ednh kho\u1ea3ng 1,2 cm. C\u00e2y th\u01b0\u1eddng cao t\u1edbi 20 inch v\u00e0 t\u1ea1o th\u00e0nh c\u00e1c b\u1ee5i d\u00e0y.<\/p>\n\n<h2 class=\"wp-block-heading\">T\u00ednh x\u00e2m l\u1ea5n v\u00e0 s\u1ef1 l\u00e2y lan<\/h2>\n\n<p>C\u1ecf chua ng\u1ef1a v\u00e0ng \u0111\u01b0\u1ee3c coi l\u00e0 m\u1ed9t lo\u00e0i th\u1ef1c v\u1eadt x\u00e2m l\u1ea5n \u1edf m\u1ed9t s\u1ed1 khu v\u1ef1c, nh\u01b0 Kentucky. N\u00f3 l\u00e2y lan nhanh ch\u00f3ng th\u00f4ng qua c\u00e1c th\u00e2n ngang (r\u1ec5 b\u00f2) v\u00e0 h\u1ea1t b\u00e9n r\u1ec5 \u1edf b\u1ea5t c\u1ee9 n\u01a1i n\u00e0o ch\u00fang ch\u1ea1m v\u00e0o \u0111\u1ea5t.<\/p>\n\n<p>C\u00e1c qu\u1ea3 ch\u1ee9a h\u1ea1t c\u00f3 th\u1ec3 ch\u1ee9a t\u1edbi 5.000 h\u1ea1t, t\u1ea1o cho c\u00e2y nhi\u1ec1u c\u01a1 h\u1ed9i \u0111\u1ec3 x\u00e2m chi\u1ebfm c\u00e1c khu v\u01b0\u1eddn v\u00e0 c\u00e1c khu v\u1ef1c kh\u00e1c. Ngo\u00e0i ra, h\u1ea1t c\u00f3 th\u1ec3 ph\u00e1t t\u00e1n theo gi\u00f3, \u0111\u1ed9ng v\u1eadt v\u00e0 qu\u1ea7n \u00e1o, t\u1ea1o \u0111i\u1ec1u ki\u1ec7n thu\u1eadn l\u1ee3i cho s\u1ef1 l\u00e2y lan c\u1ee7a h\u1ea1t.<\/p>\n\n<h2 class=\"wp-block-heading\">C\u00e1ch di\u1ec7t<\/h2>\n\n<p>C\u00f3 th\u1ec3 di\u1ec7t c\u1ecf chua ng\u1ef1a v\u00e0ng b\u1eb1ng tay ho\u1eb7c s\u1eed d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p h\u00f3a h\u1ecdc.<\/p>\n\n<h2 class=\"wp-block-heading\">Di\u1ec7t b\u1eb1ng tay<\/h2>\n\n<p>\u0110\u1ec3 di\u1ec7t c\u1ecf b\u1eb1ng tay, h\u00e3y \u0111\u00e0o ho\u1eb7c nh\u1ed5 c\u1ea3 r\u1ec5, \u0111\u1ea3m b\u1ea3o r\u1eb1ng \u0111\u00e3 lo\u1ea1i b\u1ecf c\u00e0ng nhi\u1ec1u r\u1ec5 c\u00e0ng t\u1ed1t. B\u1ed9 r\u1ec5 ph\u00e1t tri\u1ec3n r\u1ed9ng v\u00e0 c\u1ecf c\u00f3 th\u1ec3 m\u1ecdc l\u1ea1i n\u1ebfu c\u00f2n s\u00f3t l\u1ea1i.<\/p>\n\n<h2 class=\"wp-block-heading\">Di\u1ec7t b\u1eb1ng h\u00f3a ch\u1ea5t<\/h2>\n\n<p>Glyphosate (Roundup) l\u00e0 m\u1ed9t dung d\u1ecbch h\u00f3a h\u1ecdc hi\u1ec7u qu\u1ea3 \u0111\u1ec3 di\u1ec7t c\u1ecf chua ng\u1ef1a v\u00e0ng, k\u1ec3 c\u1ea3 r\u1ec5 c\u1ee7a n\u00f3. \u0110\u00e2y l\u00e0 thu\u1ed1c di\u1ec7t c\u1ecf ph\u1ed5 r\u1ed9ng, do \u0111\u00f3, c\u1ea7n c\u1ea9n th\u1eadn \u0111\u1ec3 tr\u00e1nh l\u00e0m h\u1ea1i c\u00e1c lo\u1ea1i c\u00e2y kh\u00e1c.<\/p>\n\n<p>\u0110\u1ed1i v\u1edbi b\u00e3i c\u1ecf, c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng thu\u1ed1c di\u1ec7t c\u1ecf sau khi m\u1ecdc c\u00f3 ch\u1ee9a triclopyr (c\u1ecf ch\u1ecbu l\u1ea1nh) ho\u1eb7c fluroxypyr (c\u1ecf ch\u1ecbu n\u00f3ng) \u0111\u1ec3 di\u1ec7t c\u1ecf chua ng\u1ef1a m\u00e0 kh\u00f4ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn c\u1ecf.<\/p>\n\n<h2 class=\"wp-block-heading\">Ph\u00f2ng ng\u1eeba<\/h2>\n\n<p>\u0110i\u1ec1u quan tr\u1ecdng l\u00e0 ph\u1ea3i ng\u0103n ch\u1eb7n c\u1ecf chua ng\u1ef1a v\u00e0ng t\u1eeb ngay \u0111\u1ea7u. M\u1ed9t s\u1ed1 ph\u01b0\u01a1ng ph\u00e1p hi\u1ec7u qu\u1ea3 bao g\u1ed3m:<\/p>\n\n<ul class=\"wp-block-list\">\n<li><strong>Duy tr\u00ec b\u00e3i c\u1ecf kh\u1ecfe m\u1ea1nh:<\/strong> M\u1ed9t b\u00e3i c\u1ecf d\u00e0y v\u00e0 kh\u1ecfe m\u1ea1nh c\u00f3 th\u1ec3 c\u1ea1nh tranh v\u1edbi c\u1ecf chua ng\u1ef1a \u0111\u1ec3 gi\u00e0nh ngu\u1ed3n t\u00e0i nguy\u00ean. Gieo h\u1ea1t ho\u1eb7c tr\u1ed3ng c\u1ecf tr\u00ean nh\u1eefng ch\u1ed7 tr\u1ecdc \u0111\u1ec3 ng\u0103n c\u1ecf d\u1ea1i b\u00e9n r\u1ec5.<\/li>\n<li><strong>Tr\u1ea3i l\u1edbp ph\u1ee7 l\u00ean lu\u1ed1ng v\u01b0\u1eddn:<\/strong> L\u1edbp ph\u1ee7 gi\u00fap ng\u0103n ch\u1eb7n s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a c\u1ecf d\u1ea1i b\u1eb1ng c\u00e1ch ch\u1eb7n \u00e1nh s\u00e1ng m\u1eb7t tr\u1eddi. S\u1eed d\u1ee5ng m\u1ed9t l\u1edbp ph\u1ee7 h\u1eefu c\u01a1 d\u00e0y t\u1eeb hai \u0111\u1ebfn ba inch \u0111\u1ec3 ng\u0103n c\u1ecf chua ng\u1ef1a m\u1ecdc m\u1ea7m.<\/li>\n<li><strong>Ki\u1ec3m tra th\u01b0\u1eddng xuy\u00ean:<\/strong> Ki\u1ec3m tra b\u00e3i c\u1ecf v\u00e0 lu\u1ed1ng v\u01b0\u1eddn c\u1ee7a b\u1ea1n th\u01b0\u1eddng xuy\u00ean \u0111\u1ec3 t\u00ecm d\u1ea5u hi\u1ec7u c\u00f3 c\u1ecf chua ng\u1ef1a. Nh\u1ed5 b\u1ea5t k\u1ef3 c\u00e2y n\u00e0o ngay khi ch\u00fang xu\u1ea5t hi\u1ec7n \u0111\u1ec3 ng\u0103n ch\u00fang t\u1ea1o h\u1ea1t.<\/li>\n<li><strong>S\u1eed d\u1ee5ng thu\u1ed1c di\u1ec7t c\u1ecf:<\/strong> C\u00f3 th\u1ec3 s\u1eed d\u1ee5ng thu\u1ed1c di\u1ec7t c\u1ecf sau khi m\u1ecdc \u0111\u1ec3 ki\u1ec3m so\u00e1t c\u1ecf chua ng\u1ef1a hi\u1ec7n c\u00f3 v\u00e0 ng\u0103n c\u1ecf l\u00e2y lan. \u00c1p d\u1ee5ng ch\u00fang v\u00e0o cu\u1ed1i m\u00f9a xu\u00e2n khi c\u1ecf d\u1ea1i \u0111ang ph\u00e1t tri\u1ec3n m\u1ea1nh v\u00e0 tr\u01b0\u1edbc khi ch\u00fang t\u1ea1o h\u1ea1t.<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">Ph\u00e2n bi\u1ec7t c\u1ecf chua ng\u1ef1a v\u00e0ng v\u1edbi c\u1ecf ba l\u00e1<\/h2>\n\n<p>C\u1ecf chua ng\u1ef1a v\u00e0ng th\u01b0\u1eddng b\u1ecb nh\u1ea7m l\u1eabn v\u1edbi c\u1ecf ba l\u00e1 \u0111\u1ecf ho\u1eb7c tr\u1eafng, nh\u01b0ng c\u00f3 nh\u1eefng \u0111i\u1ec3m kh\u00e1c bi\u1ec7t ch\u00ednh:<\/p>\n\n<ul class=\"wp-block-list\">\n<li><strong>H\u00ecnh d\u1ea1ng l\u00e1:<\/strong> C\u1ecf chua ng\u1ef1a c\u00f3 l\u00e1 h\u00ecnh tr\u00e1i tim, trong khi l\u00e1 c\u1ecf ba l\u00e1 c\u00f3 h\u00ecnh b\u1ea7u d\u1ee5c.<\/li>\n<li><strong>M\u00e0u hoa:<\/strong> C\u1ecf chua ng\u1ef1a c\u00f3 hoa m\u00e0u v\u00e0ng t\u01b0\u01a1i, trong khi c\u1ecf ba l\u00e1 tr\u1eafng c\u00f3 hoa m\u00e0u tr\u1eafng v\u00e0 c\u1ecf ba l\u00e1 \u0111\u1ecf c\u00f3 hoa m\u00e0u h\u1ed3ng.<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">Th\u00f4ng tin th\u00eam<\/h2>\n\n<ul class=\"wp-block-list\">\n<li><strong>C\u00f4ng d\u1ee5ng l\u00e0m th\u1ef1c ph\u1ea9m:<\/strong> T\u1ea5t c\u1ea3 c\u00e1c b\u1ed9 ph\u1eadn c\u1ee7a c\u00e2y c\u1ecf chua ng\u1ef1a v\u00e0ng \u0111\u1ec1u c\u00f3 th\u1ec3 \u0103n \u0111\u01b0\u1ee3c v\u00e0 c\u00f3 v\u1ecb chua. C\u00f3 th\u1ec3 th\u00eam v\u00e0o salad ho\u1eb7c d\u00f9ng \u0111\u1ec3 pha tr\u00e0 ho\u1eb7c c\u00e1c lo\u1ea1i \u0111\u1ed3 u\u1ed1ng kh\u00e1c.<\/li>\n<li><strong>\u0110\u1ed9c t\u00ednh:<\/strong> C\u1ecf chua ng\u1ef1a v\u00e0ng ch\u1ee9a axit oxalic, c\u00f3 th\u1ec3 g\u00e2y \u0111\u1ed9c cho m\u00e8o, ch\u00f3 v\u00e0 gia s\u00fac n\u1ebfu \u0103n v\u1edbi s\u1ed1 l\u01b0\u1ee3ng l\u1edbn.<\/li>\n<li><strong>Nh\u1eadn d\u1ea1ng sai:<\/strong> \u0110\u00f4i khi c\u1ecf chua ng\u1ef1a \u0111\u01b0\u1ee3c d\u00e1n nh\u00e3n sai v\u00e0 b\u00e1n nh\u01b0 shamrock v\u00e0o d\u1ecbp L\u1ec5 Th\u00e1nh Patrick.<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>C\u1ecf chua ng\u1ef1a v\u00e0ng: Nh\u1eadn d\u1ea1ng, c\u00e1ch di\u1ec7t v\u00e0 ph\u00f2ng ng\u1eeba Nh\u1eadn d\u1ea1ng C\u1ecf chua ng\u1ef1a v\u00e0ng (Oxalis stricta) l\u00e0 m\u1ed9t lo\u1ea1i c\u1ecf d\u1ea1i ph\u1ed5 bi\u1ebfn tr\u00f4ng gi\u1ed1ng nh\u01b0 c\u1ecf&hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1823],"tags":[9254,9995,9115,924,8862],"class_list":["post-5695","post","type-post","status-publish","format-standard","hentry","category-botany","tag-invasive-plants","tag-yellow-wood-sorrel","tag-gardening-tips","tag-nature-photography","tag-weed-identification"],"_links":{"self":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/5695","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/comments?post=5695"}],"version-history":[{"count":1,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/5695\/revisions"}],"predecessor-version":[{"id":5696,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/5695\/revisions\/5696"}],"wp:attachment":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/media?parent=5695"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/categories?post=5695"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/tags?post=5695"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}