{"id":7250,"date":"2020-11-13T06:51:16","date_gmt":"2020-11-13T06:51:16","guid":{"rendered":"https:\/\/www.lifescienceart.com\/?p=7250"},"modified":"2020-11-13T06:51:16","modified_gmt":"2020-11-13T06:51:16","slug":"ash-trees-identification-benefits-and-care","status":"publish","type":"post","link":"https:\/\/www.lifescienceart.com\/vi\/life\/nature-and-environment\/ash-trees-identification-benefits-and-care\/","title":{"rendered":"C\u00e2y t\u1ea7n b\u00ec: Nh\u1eadn d\u1ea1ng, l\u1ee3i \u00edch v\u00e0 c\u00e1ch ch\u0103m s\u00f3c"},"content":{"rendered":"<h2 class=\"wp-block-heading\">C\u00e2y t\u1ea7n b\u00ec: Nh\u1eadn d\u1ea1ng, l\u1ee3i \u00edch v\u00e0 c\u00e1ch ch\u0103m s\u00f3c<\/h2>\n\n<h2 class=\"wp-block-heading\">Nh\u1eadn d\u1ea1ng<\/h2>\n\n<p>C\u00e2y t\u1ea7n b\u00ec (Fraxinus spp.) l\u00e0 m\u1ed9t chi c\u00e2y r\u1ee5ng l\u00e1 thu\u1ed9c h\u1ecd \u00f4 liu (Oleaceae). Ch\u00fang \u0111\u01b0\u1ee3c \u0111\u1eb7c tr\u01b0ng b\u1edfi c\u00e0nh \u0111\u1ed1i, l\u00e1 k\u00e9p do l\u00f4ng chim l\u1ebb, v\u00e0 v\u1ecf c\u00e2y \u0111\u1eb7c bi\u1ec7t kh\u00e1c nhau t\u00f9y theo lo\u00e0i.<\/p>\n\n<h2 class=\"wp-block-heading\">L\u1ee3i \u00edch<\/h2>\n\n<p>C\u00e2y t\u1ea7n b\u00ec \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 cao v\u00ec l\u1ee3i \u00edch v\u1ec1 m\u1eb7t th\u1ea9m m\u1ef9 v\u00e0 sinh th\u00e1i. Ch\u00fang cung c\u1ea5p b\u00f3ng m\u00e1t cho nh\u00e0 \u1edf v\u00e0 doanh nghi\u1ec7p, gi\u1ea3m \u00f4 nhi\u1ec5m kh\u00f4ng kh\u00ed v\u00e0 h\u1ed7 tr\u1ee3 \u0111\u1ed9ng v\u1eadt hoang d\u00e3. G\u1ed7 c\u1ee7a ch\u00fang c\u0169ng \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 cao v\u00ec \u0111\u1ed9 b\u1ec1n v\u00e0 ch\u1eafc ch\u1eafn.<\/p>\n\n<h2 class=\"wp-block-heading\">B\u1ecd c\u00e1nh c\u1ee9ng m\u00e0u ng\u1ecdc l\u1ee5c t\u1ea5n c\u00f4ng c\u00e2y t\u1ea7n b\u00ec<\/h2>\n\n<p>B\u1ecd c\u00e1nh c\u1ee9ng m\u00e0u ng\u1ecdc l\u1ee5c t\u1ea5n c\u00f4ng c\u00e2y t\u1ea7n b\u00ec (Agrilus planipennis) l\u00e0 m\u1ed9t lo\u00e0i g\u00e2y h\u1ea1i x\u00e2m l\u1ea5n t\u00e0n ph\u00e1 \u0111\u00e3 l\u00e0m gi\u1ea3m m\u1ea1nh qu\u1ea7n th\u1ec3 c\u00e2y t\u1ea7n b\u00ec tr\u00ean kh\u1eafp B\u1eafc M\u1ef9. Con b\u1ecd tr\u01b0\u1edfng th\u00e0nh g\u00e2y ra thi\u1ec7t h\u1ea1i nh\u1ecf, nh\u01b0ng \u1ea5u tr\u00f9ng c\u1ee7a ch\u00fang \u0103n c\u00e1c m\u00f4 b\u00ean trong c\u1ee7a c\u00e2y, ph\u00e1 v\u1ee1 kh\u1ea3 n\u0103ng v\u1eadn chuy\u1ec3n n\u01b0\u1edbc v\u00e0 ch\u1ea5t dinh d\u01b0\u1ee1ng c\u1ee7a c\u00e2y.<\/p>\n\n<h2 class=\"wp-block-heading\">Nh\u1eadn d\u1ea1ng t\u00ecnh tr\u1ea1ng nhi\u1ec5m b\u1ec7nh<\/h2>\n\n<p>H\u00e3y t\u00ecm nh\u1eefng d\u1ea5u hi\u1ec7u sau \u0111\u00e2y c\u1ee7a t\u00ecnh tr\u1ea1ng nhi\u1ec5m b\u1ecd c\u00e1nh c\u1ee9ng m\u00e0u ng\u1ecdc l\u1ee5c t\u1ea5n c\u00f4ng c\u00e2y t\u1ea7n b\u00ec:<\/p>\n\n<ul class=\"wp-block-list\">\n<li>V\u1ecf c\u00e2y bong tr\u00f3c \u1edf c\u00e1c c\u00e0nh tr\u00ean<\/li>\n<li>C\u00e1c c\u00e0nh ch\u1ebft \u1edf ng\u1ecdn c\u00e2y<\/li>\n<li>C\u00e1c v\u1ebft n\u1ee9t tr\u00ean v\u1ecf c\u00e2y do \u1ea5u tr\u00f9ng \u0111\u1ee5c d\u01b0\u1edbi v\u1ecf<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">Bi\u1ec7n ph\u00e1p qu\u1ea3n l\u00fd b\u1ecd c\u00e1nh c\u1ee9ng m\u00e0u ng\u1ecdc l\u1ee5c t\u1ea5n c\u00f4ng c\u00e2y t\u1ea7n b\u00ec<\/h2>\n\n<p>\u0110\u1ec3 b\u1ea3o v\u1ec7 c\u00e2y t\u1ea7n b\u00ec kh\u1ecfi b\u1ecd c\u00e1nh c\u1ee9ng m\u00e0u ng\u1ecdc l\u1ee5c t\u1ea5n c\u00f4ng c\u00e2y t\u1ea7n b\u00ec, h\u00e3y c\u00e2n nh\u1eafc c\u00e1c bi\u1ec7n ph\u00e1p sau:<\/p>\n\n<ul class=\"wp-block-list\">\n<li><strong>X\u1eed l\u00fd thu\u1ed1c tr\u1eeb s\u00e2u:<\/strong> C\u00f3 th\u1ec3 s\u1eed d\u1ee5ng thu\u1ed1c tr\u1eeb s\u00e2u to\u00e0n th\u00e2n c\u00f3 ch\u1ee9a imidacloprid l\u00e0m thu\u1ed1c t\u01b0\u1edbi g\u1ed1c \u0111\u1ec3 b\u1ea3o v\u1ec7 t\u1eebng c\u00e2y ri\u00eang l\u1ebb.<\/li>\n<li><strong>Ki\u1ec3m so\u00e1t sinh h\u1ecdc:<\/strong> C\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u \u0111ang nghi\u00ean c\u1ee9u vi\u1ec7c s\u1eed d\u1ee5ng c\u00e1c lo\u00e0i s\u0103n m\u1ed3i t\u1ef1 nhi\u00ean v\u00e0 t\u00e1c nh\u00e2n sinh h\u1ecdc \u0111\u1ec3 ki\u1ec3m so\u00e1t s\u1ef1 l\u00e2y lan c\u1ee7a lo\u00e0i b\u1ecd n\u00e0y.<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">C\u00e1c lo\u00e0i c\u00e2y t\u1ea7n b\u00ec<\/h2>\n\n<p>C\u00f3 r\u1ea5t nhi\u1ec1u lo\u00e0i c\u00e2y t\u1ea7n b\u00ec, m\u1ed7i lo\u00e0i c\u00f3 nh\u1eefng \u0111\u1eb7c \u0111i\u1ec3m ri\u00eang. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ed1 lo\u00e0i ph\u1ed5 bi\u1ebfn:<\/p>\n\n<ul class=\"wp-block-list\">\n<li><strong>T\u1ea7n b\u00ec \u0111en (Fraxinus nigra):<\/strong> C\u00f3 ngu\u1ed3n g\u1ed1c t\u1eeb mi\u1ec1n \u0111\u00f4ng B\u1eafc M\u1ef9, t\u1ea7n b\u00ec \u0111en \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn v\u1edbi g\u1ed7 d\u1ebbo dai, \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong ngh\u1ec1 d\u1ec7t v\u00e0 l\u00e0m gi\u1ecf.<\/li>\n<li><strong>T\u1ea7n b\u00ec xanh (Fraxinus pennsylvanica):<\/strong> C\u00f3 m\u1eb7t tr\u00ean kh\u1eafp mi\u1ec1n \u0111\u00f4ng v\u00e0 mi\u1ec1n b\u1eafc B\u1eafc M\u1ef9, t\u1ea7n b\u00ec xanh l\u00e0 m\u1ed9t lo\u1ea1i c\u00e2y b\u00f3ng m\u00e1t ph\u1ed5 bi\u1ebfn, ch\u1ecbu \u0111\u01b0\u1ee3c \u0111i\u1ec1u ki\u1ec7n \u0111\u00f4 th\u1ecb.<\/li>\n<li><strong>T\u1ea7n b\u00ec tr\u1eafng (Fraxinus americana):<\/strong> M\u1ed9t lo\u1ea1i c\u00e2y l\u1edbn, uy nghi c\u00f3 ngu\u1ed3n g\u1ed1c t\u1eeb mi\u1ec1n \u0111\u00f4ng B\u1eafc M\u1ef9, t\u1ea7n b\u00ec tr\u1eafng \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 cao v\u00ec g\u1ed7 ch\u1eafc v\u00e0 b\u1ec1n.<\/li>\n<li><strong>T\u1ea7n b\u00ec xanh lam (Fraxinus quadrangulata):<\/strong> C\u00f3 ngu\u1ed3n g\u1ed1c t\u1eeb Trung T\u00e2y, t\u1ea7n b\u00ec xanh lam \u0111\u01b0\u1ee3c \u0111\u1eb7t t\u00ean theo m\u00e0u xanh lam c\u1ee7a l\u1edbp v\u1ecf b\u00ean trong. Lo\u00e0i n\u00e0y \u0111\u01b0\u1ee3c cho l\u00e0 c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng l\u1ea1i b\u1ecd c\u00e1nh c\u1ee9ng m\u00e0u ng\u1ecdc l\u1ee5c t\u1ea5n c\u00f4ng c\u00e2y t\u1ea7n b\u00ec \u1edf m\u1ed9t m\u1ee9c \u0111\u1ed9 n\u00e0o \u0111\u00f3.<\/li>\n<li><strong>T\u1ea7n b\u00ec California (Fraxinus dipetala):<\/strong> M\u1ed9t lo\u00e0i c\u00e2y b\u1ee5i ho\u1eb7c c\u00e2y nh\u1ecf c\u00f3 ngu\u1ed3n g\u1ed1c t\u1eeb California, Arizona, Utah v\u00e0 Nevada, t\u1ea7n b\u00ec California th\u00edch nghi t\u1ed1t v\u1edbi \u0111i\u1ec1u ki\u1ec7n h\u1ea1n h\u00e1n.<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">Ch\u0103m s\u00f3c v\u00e0 b\u1ea3o d\u01b0\u1ee1ng<\/h2>\n\n<p>C\u00e2y t\u1ea7n b\u00ec t\u01b0\u01a1ng \u0111\u1ed1i d\u1ec5 tr\u1ed3ng v\u00e0 ch\u0103m s\u00f3c. Ch\u00fang \u01b0a \u00e1nh n\u1eafng m\u1eb7t tr\u1eddi \u0111\u1ea7y \u0111\u1ee7 v\u00e0 \u0111\u1ea5t tho\u00e1t n\u01b0\u1edbc t\u1ed1t. Ch\u1ec9 c\u1ea7n t\u01b0\u1edbi n\u01b0\u1edbc trong th\u1eddi gian h\u1ea1n h\u00e1n k\u00e9o d\u00e0i ho\u1eb7c nhi\u1ec7t \u0111\u1ed9 cao. C\u1ea7n c\u1eaft t\u1ec9a \u0111\u1ec3 lo\u1ea1i b\u1ecf c\u00e1c c\u00e0nh ch\u1ebft. Th\u00f4ng th\u01b0\u1eddng kh\u00f4ng c\u1ea7n b\u00f3n ph\u00e2n, tr\u1eeb khi c\u00e2y ph\u00e1t tri\u1ec3n y\u1ebfu.<\/p>\n\n<h2 class=\"wp-block-heading\">C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/h2>\n\n<ul class=\"wp-block-list\">\n<li><strong>C\u00e2y t\u1ea7n b\u00ec c\u00f3 nh\u1eefng v\u1ea5n \u0111\u1ec1 g\u00ec?<\/strong> B\u1ecd c\u00e1nh c\u1ee9ng m\u00e0u ng\u1ecdc l\u1ee5c t\u1ea5n c\u00f4ng c\u00e2y t\u1ea7n b\u00ec l\u00e0 m\u1ed1i \u0111e d\u1ecda ch\u00ednh \u0111\u1ed1i v\u1edbi c\u00e2y t\u1ea7n b\u00ec. Ch\u00fang c\u0169ng c\u00f3 th\u1ec3 b\u1ecb t\u1ea5n c\u00f4ng b\u1edfi c\u00e1c lo\u00e0i g\u00e2y h\u1ea1i v\u00e0 b\u1ec7nh kh\u00e1c.<\/li>\n<li><strong>C\u00e2y t\u1ea7n b\u00ec c\u00f3 ph\u00e1t tri\u1ec3n nhanh kh\u00f4ng?<\/strong> C\u00f3, c\u00e2y t\u1ea7n b\u00ec th\u01b0\u1eddng c\u00f3 t\u1ed1c \u0111\u1ed9 ph\u00e1t tri\u1ec3n nhanh.<\/li>\n<li><strong>C\u00e2y t\u1ea7n b\u00ec c\u00f3 c\u1ea7n nhi\u1ec1u n\u01b0\u1edbc kh\u00f4ng?<\/strong> C\u00e2y t\u1ea7n b\u00ec non c\u1ea7n t\u01b0\u1edbi n\u01b0\u1edbc th\u01b0\u1eddng xuy\u00ean, trong khi c\u00e2y tr\u01b0\u1edfng th\u00e0nh ch\u1ec9 c\u1ea7n t\u01b0\u1edbi th\u1ec9nh tho\u1ea3ng trong th\u1eddi gian h\u1ea1n h\u00e1n.<\/li>\n<li><strong>Nh\u1eefng lo\u1ea1i c\u00e2y n\u00e0o hay b\u1ecb nh\u1ea7m l\u1eabn v\u1edbi c\u00e2y t\u1ea7n b\u00ec?<\/strong> C\u00e2y t\u1ea7n b\u00ec c\u00f3 th\u1ec3 b\u1ecb nh\u1ea7m v\u1edbi c\u00e2y \u00f3c ch\u00f3 ho\u1eb7c c\u00e2y h\u1ed3 \u0111\u00e0o do ch\u00fang \u0111\u1ec1u c\u00f3 l\u00e1 k\u00e9p. Tuy nhi\u00ean, c\u00e2y t\u1ea7n b\u00ec c\u00f3 v\u1ecf c\u00e2y c\u00f3 hoa v\u0103n h\u00ecnh thoi v\u00e0 kh\u00f4ng ra qu\u1ea3 h\u1ea1ch.<\/li>\n<li><strong>C\u00e2y t\u1ea7n b\u00ec ph\u00e1t tri\u1ec3n t\u1ed1t nh\u1ea5t \u1edf \u0111\u00e2u?<\/strong> C\u00e2y t\u1ea7n b\u00ec c\u00f3 th\u1ec3 ph\u00e1t tri\u1ec3n tr\u00ean nhi\u1ec1u lo\u1ea1i \u0111\u1ea5t v\u00e0 \u0111\u1ed9 pH kh\u00e1c nhau, nh\u01b0ng ch\u00fang th\u01b0\u1eddng th\u00edch \u00e1nh n\u1eafng m\u1eb7t tr\u1eddi \u0111\u1ea7y \u0111\u1ee7.<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">K\u1ebft lu\u1eadn<\/h2>\n\n<p>C\u00e2y t\u1ea7n b\u00ec l\u00e0 m\u1ed9t lo\u00e0i c\u00e2y c\u00f3 gi\u00e1 tr\u1ecb \u0111\u1ed1i v\u1edbi b\u1ea5t k\u1ef3 c\u1ea3nh quan ho\u1eb7c h\u1ec7 sinh th\u00e1i n\u00e0o. B\u1eb1ng c\u00e1ch hi\u1ec3u c\u00e1ch nh\u1eadn d\u1ea1ng, l\u1ee3i \u00edch v\u00e0 y\u00eau c\u1ea7u ch\u0103m s\u00f3c c\u1ee7a ch\u00fang, b\u1ea1n c\u00f3 th\u1ec3 gi\u00fap b\u1ea3o v\u1ec7 v\u00e0 g\u00ecn gi\u1eef nh\u1eefng lo\u00e0i c\u00e2y uy nghi n\u00e0y.<\/p>","protected":false},"excerpt":{"rendered":"<p>C\u00e2y t\u1ea7n b\u00ec: Nh\u1eadn d\u1ea1ng, l\u1ee3i \u00edch v\u00e0 c\u00e1ch ch\u0103m s\u00f3c Nh\u1eadn d\u1ea1ng C\u00e2y t\u1ea7n b\u00ec (Fraxinus spp.) l\u00e0 m\u1ed9t chi c\u00e2y r\u1ee5ng l\u00e1 thu\u1ed9c h\u1ecd \u00f4 liu (Oleaceae). Ch\u00fang&hellip;<\/p>\n","protected":false},"author":4,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[237],"tags":[11715,11713,9177,8819,11714,252],"class_list":["post-7250","post","type-post","status-publish","format-standard","hentry","category-nature-and-environment","tag-emerald-ash-borer","tag-ash-trees","tag-tree-care","tag-landscaping","tag-tree-identification","tag-nature"],"_links":{"self":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/7250","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\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/comments?post=7250"}],"version-history":[{"count":1,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/7250\/revisions"}],"predecessor-version":[{"id":7251,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/7250\/revisions\/7251"}],"wp:attachment":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/media?parent=7250"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/categories?post=7250"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/tags?post=7250"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}