{"id":14073,"date":"2021-11-27T14:16:13","date_gmt":"2021-11-27T07:16:13","guid":{"rendered":"https:\/\/www.vietlearn.org\/post\/?p=14073"},"modified":"2021-11-27T14:16:14","modified_gmt":"2021-11-27T07:16:14","slug":"cac-loai-co-dai-da-duoc-gieo-rac-nhu-the-nao","status":"publish","type":"post","link":"https:\/\/www.vietlearn.org\/kien-thuc\/cac-loai-co-dai-da-duoc-gieo-rac-nhu-the-nao\/","title":{"rendered":"C\u00e1c lo\u1ea1i c\u1ecf d\u1ea1i \u0111\u00e3 \u0111\u01b0\u1ee3c gieo r\u1eafc nh\u01b0 th\u1ebf n\u00e0o?"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">T\u1eeb kh\u00f3a t\u00ecm ki\u1ebfm: H\u00e3y Tr\u1ea3 L\u1eddi Em T\u1ea1i Sao? \u2013 T\u1eadp 3 &#8211; Arkady Leokum<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u00cdt c\u00f3 c\u00e1i g\u00ec nhi\u1ec1u chuy\u1ec7n l\u00f4i th\u00f4i, r\u1eafc r\u1ed1i nh\u01b0 c\u1ecf d\u1ea1i. Khi \u201cnh\u00e0 v\u01b0\u1eddn\u201d gieo tr\u1ed3ng m\u1ed9t lo\u1ea1i h\u1ea1t gi\u1ed1ng n\u00e0o \u0111\u00f3 v\u00e0 mong c\u00f3 thu ho\u1ea1ch t\u1eeb lo\u1ea1i h\u1ea1t gi\u1ed1ng \u0111\u00f3 th\u00ec t\u1ea5t c\u1ea3 nh\u1eefng g\u00ec kh\u00e1c m\u1ecdc chen v\u00e0o (m\u00e0 h\u1ecd kh\u00f4ng c\u1ed1 \u00fd gieo) \u0111\u1ec1u b\u1ecb h\u1ecd g\u1ecdi l\u00e0 \u201cc\u1ecf d\u1ea1i\u201d.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u1ec1 c\u01a1 b\u1ea3n m\u00e0 n\u00f3i, c\u1ecf d\u1ea1i l\u00e0 lo\u1ea1i th\u1ea3o m\u1ed9c c\u00f3 h\u1ea1i. C\u00f3 lo\u1ea1i c\u00f3 h\u1ea1i (\u0111\u1ed9c) cho gia s\u00fac v\u00e0 l\u00e0m \u00f4 nhi\u1ec5m n\u01b0\u1edbc. C\u00f3 lo\u1ea1i th\u00ec s\u1ed1ng leo, b\u00e1m v\u00e0o c\u00e2y kh\u00e1c ho\u1eb7c \u201cl\u00e0m m\u1ed3i\u201d cho s\u00e2u b\u1ecd ho\u1eb7c mang m\u1ea7m b\u1ec7nh cho c\u00e2y c\u1ed1i\u2026<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u1ecf d\u1ea1i m\u1ecdc lan ra b\u1eb1ng nhi\u1ec1u c\u00e1ch. H\u1ea1t gi\u1ed1ng c\u1ecf d\u1ea1i \u0111\u01b0\u1ee3c \u0111em t\u1eeb n\u01a1i n\u00e0y \u0111\u1ebfn n\u01a1i kh\u00e1c qua c\u00e1c h\u1ea1t b\u1ee5i, kh\u00f4ng kh\u00ed ho\u1eb7c do ch\u00ednh c\u00e1c lo\u1ea1i c\u1ecf (cho s\u00fac v\u1eadt \u0103n) ho\u1eb7c trong c\u00e1c r\u00e1c r\u01b0\u1edfi, ph\u00e2n b\u00f3n\u2026 Nh\u01b0ng h\u1ea7u h\u1ebft c\u00e1c lo\u1ea1i c\u1ecf d\u1ea1i lan ra \u0111\u01b0\u1ee3c l\u00e0 do s\u1ef1 b\u1ea5t c\u1ea9n hay n\u00f3i \u0111\u00fang ra l\u00e0 s\u1ef1 \u1ea9u t\u1ea3 c\u1ee7a con ng\u01b0\u1eddi. B\u1edfi v\u00ec c\u1ecf d\u1ea1i c\u0169ng c\u00f3 quy lu\u1eadt ph\u00e1t sinh v\u00e0 ph\u00e1t tri\u1ec3n ri\u00eang c\u1ee7a n\u00f3. Nh\u1eefng lo\u1ea1i \u201cc\u1ecf d\u1ea1i\u201d ch\u1eb3ng h\u1ea1n nh\u01b0 \u201cphi\u00ean l\u1ed9\u201d (pimpernel), \u201cc\u1ecf n\u00fat\u201d (knotgrass), \u201ct\u01a1 h\u1ed3ng\u201d (dodder), \u201ckim tr\u01b0\u1ee3ng\u201d\u2026 \u0111\u00e3 t\u1ea1o ra h\u1ea1t gi\u1ed1ng v\u1edbi s\u1ed1 l\u01b0\u1ee3ng nhi\u1ec1u \u0111\u1ebfn n\u1ed7i d\u00f9 c\u00f3 l\u00e0m c\u00e1ch g\u00ec c\u0169ng kh\u00f4ng gi\u1ebft ch\u1ebft h\u1ebft ch\u00fang \u0111\u01b0\u1ee3c n\u00ean v\u1eabn c\u00f2n m\u1ed9t v\u00e0i \u201ct\u00ean\u201d s\u1ed1ng s\u00f3t trong b\u1ea5t c\u1ee9 ho\u00e0n c\u1ea3nh n\u00e0o. C\u00f3 nh\u1eefng lo\u1ea1i h\u1ea1t gi\u1ed1ng c\u00f3 c\u00e1nh, nh\u1edd \u0111\u00f3, nh\u1eefng h\u1ea1t gi\u1ed1ng n\u00e0y c\u00f3 th\u1ec3 theo gi\u00f3 bay xa \u0111\u1ec3 m\u1edf r\u1ed9ng \u201ckh\u00f4ng gian sinh t\u1ed3n\u201d c\u1ee7a ch\u1ee7ng lo\u1ea1i. \u0111\u00f3 l\u00e0 h\u1ea1t gi\u1ed1ng c\u1ee7a c\u00e1c lo\u1ea1i \u201cc\u1ecf\u201d nh\u01b0 \u201cch\u00fat ch\u00edt\u201d (dock), \u201cme chua \u0111\u1ea5t\u201d (sorrel), \u201ck\u1ebf\u201d (thistle), \u201cb\u1ed3 c\u00f4ng anh\u201d (dandelion). C\u00f3 lo\u1ea1i h\u1ea1t gi\u1ed1ng thay v\u00ec c\u00f3 c\u00e1nh th\u00ec l\u1ea1i c\u00f3 gai, m\u00f3c \u0111\u1ec3 d\u00ednh b\u00e1m l\u00f4ng th\u00fa v\u1eadt, qu\u1ea7n \u00e1o ng\u01b0\u1eddi ta v\u00e0 b\u1eb1ng c\u00e1ch n\u00e0y h\u1ea1t gi\u1ed1ng c\u1ee7a n\u00f3 \u201cm\u1edf mang b\u1edd c\u00f5i\u201d. C\u00f2n nhi\u1ec1u c\u00e1ch kh\u00e1c \u0111\u1ec3 h\u1ea1t gi\u1ed1ng c\u00f3 th\u1ec3 gi\u00e0nh l\u1ea5y m\u1ed9t kh\u00f4ng gian sinh t\u1ed3n, nh\u01b0 nh\u1edd c\u00e1c d\u00f2ng n\u01b0\u1edbc, nh\u1edd chim, nh\u1edd c\u00f4n tr\u00f9ng ho\u1eb7c nh\u1edd s\u1ee9c n\u1ed5 c\u1ee7a v\u1ecf b\u1eafn tung h\u1ea1t ra nh\u01b0 tr\u00e1i b\u00e3 \u0111\u1eadu ch\u1eb3ng h\u1ea1n. Tuy nhi\u00ean c\u00f3 nhi\u1ec1u lo\u1ea1i c\u00e2y kh\u00f4ng c\u00f3 h\u1ea1t gi\u1ed1ng m\u00e0 v\u1eabn c\u00f3 th\u1ec3 \u201cx\u00e2m l\u0103ng\u201d \u0111\u01b0\u1ee3c. N\u00f3 c\u1eafm r\u1ec5 xu\u1ed1ng \u0111\u1ea5t, \u0111\u1ee9ng im m\u1ed9t ch\u1ed7, kh\u00f4ng hoa kh\u00f4ng tr\u00e1i v\u00e0 c\u1ee9 t\u00e0 t\u00e0 m\u00e0 s\u1ed1ng. Tr\u1eeb phi \u0111\u00e0o r\u1ec5 c\u1ee7a n\u00f3 l\u00ean \u0111em ph\u01a1i th\u00ec th\u00f4i n\u00f3 \u0111\u00e0nh ch\u1ecbu ch\u1ebft, ch\u1ee9 n\u1ebfu ch\u1eb7t s\u00e1t \u0111\u1ea5t th\u00ec sau \u0111\u00f3 ch\u1ed3i non l\u1ea1i m\u1ecdc l\u00ean. \u0111i\u1ec1u \u0111\u00e1ng n\u00f3i l\u00e0 n\u1ebfu m\u1ed7i c\u00e0nh b\u1ecb ch\u1eb7t ra m\u00e0 qu\u0103ng b\u1eady tr\u00ean \u0111\u1ea5t th\u00ec c\u00e0nh \u0111\u00f3 l\u1ea1i ph\u00e1t tri\u1ec3n th\u00e0nh c\u00e2y m\u1edbi.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ng\u01b0\u1eddi ta m\u1ea5t nhi\u1ec1u c\u00f4ng, c\u1ee7a \u0111\u1ec3 ti\u00eau di\u1ec7t, n\u1ebfu kh\u00f4ng th\u00ec \u00edt ra c\u0169ng k\u1ec1m ch\u1ebf \u0111\u01b0\u1ee3c s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a \u201cc\u00e2y c\u1ecf d\u1ea1i\u201d. Ng\u00e0y nay \u0111\u00e3 c\u00f3 nhi\u1ec1u h\u00f3a ch\u1ea5t \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n ra h\u1ea7u g\u00f3p ph\u1ea7n v\u00e0o s\u1ef1 ti\u00eau di\u1ec7t v\u00e0 ki\u1ec1m ch\u1ebf ch\u00fang.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>T\u1eeb kh\u00f3a t\u00ecm ki\u1ebfm: H\u00e3y Tr\u1ea3 L\u1eddi Em T\u1ea1i Sao? \u2013 T\u1eadp 3 &#8211; Arkady Leokum \u00cdt c\u00f3 c\u00e1i g\u00ec nhi\u1ec1u chuy\u1ec7n l\u00f4i th\u00f4i, r\u1eafc r\u1ed1i nh\u01b0 c\u1ecf d\u1ea1i. Khi \u201cnh\u00e0 v\u01b0\u1eddn\u201d gieo tr\u1ed3ng m\u1ed9t lo\u1ea1i h\u1ea1t gi\u1ed1ng n\u00e0o \u0111\u00f3 v\u00e0 mong c\u00f3 thu ho\u1ea1ch t\u1eeb lo\u1ea1i h\u1ea1t gi\u1ed1ng \u0111\u00f3 th\u00ec t\u1ea5t c\u1ea3 nh\u1eefng g\u00ec [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_disable_autopaging":false},"categories":[15],"tags":[],"class_list":["post-14073","post","type-post","status-publish","format-standard","hentry","category-hoi-dap-khoa-hoc"],"_links":{"self":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/14073","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/comments?post=14073"}],"version-history":[{"count":1,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/14073\/revisions"}],"predecessor-version":[{"id":14074,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/14073\/revisions\/14074"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=14073"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=14073"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=14073"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}