{"id":8981,"date":"2021-11-21T15:36:51","date_gmt":"2021-11-21T08:36:51","guid":{"rendered":"https:\/\/www.vietlearn.org\/post\/?p=8981"},"modified":"2021-11-21T16:04:00","modified_gmt":"2021-11-21T09:04:00","slug":"tai-sao-co-the-trong-hoa-co-tren-betong","status":"publish","type":"post","link":"https:\/\/www.vietlearn.org\/kien-thuc\/tai-sao-co-the-trong-hoa-co-tren-betong\/","title":{"rendered":"T\u1ea1i sao c\u00f3 th\u1ec3 tr\u1ed3ng hoa c\u1ecf tr\u00ean b\u00eat\u00f4ng?"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">B\u00eat\u00f4ng l\u00e0 m\u1ed9t lo\u1ea1i v\u1eadt li\u1ec7u x\u00e2y d\u1ef1ng h\u1ebft s\u1ee9c c\u1ee9ng m\u00e0 hoa c\u1ecf ch\u1ec9 m\u1ecdc \u1edf n\u01a1i \u0111\u1ea5t b\u00f9n, trong quan ni\u1ec7m th\u00f4ng th\u01b0\u1eddng c\u1ee7a m\u1ecdi ng\u01b0\u1eddi th\u00ec b\u00ea t\u00f4ng v\u00e0 hoa &#8220;kh\u00f4ng c\u00f3 ch\u00fat g\u00ec li\u00ean quan v\u1edbi nhau c\u1ea3&#8221;.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Th\u1ebf nh\u01b0ng, nh\u1eefng \u0111i\u1ec1u th\u01b0\u1eddng th\u1ee9c c\u0169ng c\u00f3 l\u00fac c\u00f3 th\u1ec3 thay \u0111\u1ed5i. C\u00e1c ki\u1ebfn tr\u00fac hi\u1ec7n \u0111\u1ea1i ph\u1ea7n l\u1edbn l\u00e0m b\u1eb1ng b\u00eat\u00f4ng, d\u00f9 l\u00e0 \u0111\u00ea \u0111i\u1ec1u hay nh\u00e0 cao t\u1ea7ng, qu\u1ea3ng tr\u01b0\u1eddng, tr\u00ean m\u1eb7t b\u00eat\u00f4ng tr\u1ed1ng tr\u01a1n, kh\u00f4ng c\u00f3 l\u1ea5y m\u1ed9t c\u00e0nh c\u00e2y m\u1ed9t ng\u1ecdn c\u1ecf, th\u1eadt l\u00e0 \u0111\u01a1n \u0111i\u1ec7u kh\u00f3 coi, hay l\u00e0 ta h\u00e3y l\u00e0m th\u00eam m\u1ea3nh \u0111\u1ea5t c\u00f3 c\u00e2y xanh \u0111\u1ec3 b\u00f9 v\u00e0o. \u0110\u1ec3 gi\u1ea3i quy\u1ebft m\u00e2u thu\u1eabn \u0111\u00f3, m\u1ed9t lo\u1ea1i b\u00eat\u00f4ng c\u00f3 th\u1ec3 tr\u1ed3ng c\u00e2y \u0111\u00e3 ra \u0111\u1eddi, g\u1ecdi l\u00e0 &#8220;b\u00eat\u00f4ng th\u1ea3m th\u1ef1c v\u1eadt&#8221;. N\u00f3 do Vi\u1ec7n nghi\u00ean c\u1ee9u c\u00f4ng tr\u00ecnh x\u00e2y d\u1ef1ng th\u00e0nh ph\u1ed1 B\u1eafc Kinh th\u00ed nghi\u1ec7m th\u00e0nh c\u00f4ng. Lo\u1ea1i b\u00eat\u00f4ng th\u1ea3m th\u1ef1c v\u1eadt n\u00e0y \u0111\u00e3 cung c\u1ea5p m\u1ed9t c\u01a1 s\u1edf v\u1eadt ch\u1ea5t t\u1ed1t \u0111\u1eb9p \u0111\u1ed1i v\u1edbi vi\u1ec7c m\u1edf r\u1ed9ng ph\u1ea1m vi tr\u1ed3ng c\u00e2y xanh cho th\u00e0nh ph\u1ed1, ng\u0103n ng\u1eeba \u0111\u1ea5t m\u00e0u b\u1ecb tr\u00f4i, b\u1ea3o v\u1ec7 \u0111\u00ea \u0111i\u1ec1u, ng\u0103n c\u1ea3n s\u1ef1 x\u00e2m th\u1ef1c c\u1ee7a gi\u00f3 c\u00e1t, \u0111i\u1ec1u ti\u1ebft ti\u1ec3u kh\u00ed h\u1eadu c\u1ee7a th\u00e0nh ph\u1ed1 v.v.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Hi\u1ec7n nay tr\u00ean b\u00eat\u00f4ng th\u1ea3m th\u1ef1c v\u1eadt ch\u1ec9 c\u00f3 th\u1ec3 tr\u1ed3ng c\u00e1c c\u00e2y hoa c\u1ecf t\u01b0\u01a1ng \u0111\u1ed1i nh\u1ecf. Trong chi\u1ec1u d\u00e0y nh\u1ea5t \u0111\u1ecbnh \u1edf b\u1ec1 m\u1eb7t c\u1ee7a b\u00eat\u00f4ng, c\u00e1c l\u1ed7 r\u1ed7ng b\u00eat\u00f4ng t\u01b0\u01a1ng \u0111\u1ed1i l\u1edbn, t\u1ef7 l\u1ec7 c\u00e1c l\u1ed7 ch\u1eebng 25-30% tr\u1edf l\u00ean, c\u00e1c c\u00e2y c\u1ecf c\u00f3 chi\u1ec1u d\u00e0i b\u1ed9 r\u1ec5 30 cm tr\u1edf xu\u1ed1ng c\u00f3 th\u1ec3 m\u1ecdc \u0111\u01b0\u1ee3c. M\u1eb7t kh\u00e1c, l\u1edbp b\u00eat\u00f4ng n\u00e0y d\u00f9ng c\u00e1c h\u1ea1t \u0111\u00e1 d\u0103m c\u00f3 \u0111\u01b0\u1eddng k\u00ednh 25 mm l\u00e0m c\u1ed1t li\u1ec7u, do \u0111\u00f3 v\u1eabn c\u00f3 m\u1ed9t c\u01b0\u1eddng \u0111\u1ed9 nh\u1ea5t \u0111\u1ecbnh.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Qu\u00e1 tr\u00ecnh s\u1eed d\u1ee5ng b\u00eat\u00f4ng th\u1ea3m th\u1ef1c v\u1eadt nh\u01b0 sau: Tr\u00ean b\u1ec1 m\u1eb7t b\u00eat\u00f4ng ng\u01b0\u1eddi ta ph\u1ee7 m\u1ed9t l\u1edbp ch\u1ea5t m\u00f4i gi\u1edbi vun b\u00f3n, d\u00e0y kho\u1ea3ng 1-2,5 cm do \u0111\u1ea5t tro c\u1ecf v\u00e0 \u0111\u1ea5t th\u01b0\u1eddng tr\u1ed9n l\u1eabn v\u1edbi nhau theo m\u1ed9t t\u1ef7 l\u1ec7 nh\u1ea5t \u0111\u1ecbnh, ch\u1ea5t dinh d\u01b0\u1ee1ng v\u00e0 c\u00e1c h\u1ea1t gi\u1ed1ng hoa c\u1ecf \u0111ang trong giai \u0111o\u1ea1n n\u1ea3y m\u1ea7m \u0111\u01b0\u1ee3c r\u1eafc trong l\u1edbp ch\u1ea5t m\u00f4i gi\u1edbi \u0111\u00f3. \u1ede trong c\u00e1c l\u1ed7 r\u1ed7ng c\u1ee7a l\u1edbp b\u00eat\u00f4ng, c\u00f2n c\u1ea7n ph\u1ea3i \u0111\u1ed9n th\u00eam \u0111\u1ea5t tro c\u1ecf \u0111\u1ec3 t\u00edch tr\u1eef m\u1ed9t l\u01b0\u1ee3ng n\u01b0\u1edbc v\u00e0 ch\u1ea5t dinh d\u01b0\u1ee1ng nh\u1ea5t \u0111\u1ecbnh, nh\u01b0 v\u1eady c\u00f3 l\u1ee3i cho b\u1ed9 r\u1ec5 c\u1ee7a c\u00e1c c\u00e2y con sinh tr\u01b0\u1edfng v\u00e0 b\u1eaft r\u1ec5, sau khi b\u1ed9 r\u1ec5 tr\u01b0\u1edfng th\u00e0nh, c\u00e2y m\u1ecdc b\u00ecnh th\u01b0\u1eddng th\u00ec b\u00eat\u00f4ng c\u00f3 hoa c\u1ecf m\u1ecdc \u1edf l\u1edbp tr\u00ean \u0111\u00f3 c\u00f3 th\u1ec3 d\u00f9ng trong x\u00e2y d\u1ef1ng, kh\u00f4ng \u1ea3nh h\u01b0\u1edfng g\u00ec \u0111\u1ebfn ki\u1ebfn tr\u00fac m\u00e0 l\u1ea1i c\u00f3 th\u1ec3 l\u00e0m xanh m\u00f4i tr\u01b0\u1eddng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">T\u1eeb kh\u00f3a: B\u00ea t\u00f4ng th\u1ea3m th\u1ef1c v\u1eadt.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>B\u00eat\u00f4ng l\u00e0 m\u1ed9t lo\u1ea1i v\u1eadt li\u1ec7u x\u00e2y d\u1ef1ng h\u1ebft s\u1ee9c c\u1ee9ng m\u00e0 hoa c\u1ecf ch\u1ec9 m\u1ecdc \u1edf n\u01a1i \u0111\u1ea5t b\u00f9n, trong quan ni\u1ec7m th\u00f4ng th\u01b0\u1eddng c\u1ee7a m\u1ecdi ng\u01b0\u1eddi th\u00ec b\u00ea t\u00f4ng v\u00e0 hoa &#8220;kh\u00f4ng c\u00f3 ch\u00fat g\u00ec li\u00ean quan v\u1edbi nhau c\u1ea3&#8221;. Th\u1ebf nh\u01b0ng, nh\u1eefng \u0111i\u1ec1u th\u01b0\u1eddng th\u1ee9c c\u0169ng c\u00f3 l\u00fac c\u00f3 th\u1ec3 thay \u0111\u1ed5i. [&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":[15,16],"tags":[],"class_list":["post-8981","post","type-post","status-publish","format-standard","hentry","category-hoi-dap-khoa-hoc","category-ky-thuat"],"_links":{"self":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/8981","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=8981"}],"version-history":[{"count":0,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/8981\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=8981"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=8981"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=8981"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}