T\u1eeb kh\u00f3a t\u00ecm ki\u1ebfm: H\u00e3y Tr\u1ea3 L\u1eddi Em T\u1ea1i Sao? \u2013 T\u1eadp 10 – Arkady Leokum<\/p>\n\n\n\n
L\u00e1 c\u00e2y c\u00f3 nhi\u1ec1u ch\u1ee9c n\u0103ng, m\u1ed9t trong nh\u1eefng ch\u1ee9c n\u0103ng \u1ea5y l\u00e0 ch\u1ebf bi\u1ebfn th\u1ee9c \u0103n cho c\u00e2y. L\u00e1 nh\u1eadn carbon dioxid t\u1eeb kh\u00f4ng kh\u00ed; nh\u1eadn n\u01b0\u1edbc v\u00e0 mu\u1ed1i kho\u00e1ng t\u1eeb \u0111\u1ea5t. Ch\u1ea5t di\u1ec7p l\u1ee5c trong l\u00e1 h\u1ea5p thu n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi. Nh\u1edd \u00e1nh s\u00e1ng m\u1eb7t tr\u1eddi, ch\u1ea5t di\u1ec7p l\u1ee5c chuy\u1ec3n h\u00f3a carbon dioxid v\u00e0 n\u01b0\u1edbc th\u00e0nh \u0111\u01b0\u1eddng. \u0110\u01b0\u1eddng trong l\u00e1 l\u00e0 th\u1ee9c \u0103n c\u0103n b\u1ea3n c\u1ee7a c\u00e2y.<\/p>\n\n\n\n
Nh\u01b0ng l\u00e1 l\u1ea1i th\u1ea3i ra m\u1ed9t l\u01b0\u1ee3ng n\u01b0\u1edbc l\u1edbn. Ch\u1ec9 c\u00f3 m\u1ed9t l\u01b0\u1ee3ng n\u01b0\u1edbc nh\u1ecf th\u1ea5m v\u00e0o \u0111\u01b0\u1eddng nh\u1ef1a nguy\u00ean v\u00e0 \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 l\u00e0m th\u1ee9c \u0103n, ph\u1ea7n n\u01b0\u1edbc c\u00f2n l\u1ea1i b\u1ed1c h\u01a1i qua h\u00e0ng tri\u1ec7u c\u1eeda kh\u1ed5ng tr\u00ean m\u1eb7t l\u00e1.<\/p>\n\n\n\n
\u1ede B\u1eafc M\u1ef9 n\u01b0\u1edbc cung c\u1ea5p cho c\u00e2y b\u1ecb gi\u00e1n \u0111o\u1ea1n v\u00e0o m\u00f9a \u0111\u00f4ng. Sau khi m\u1eb7t \u0111\u1ea5t \u0111\u00f3ng b\u0103ng, c\u00e2y kh\u00f4ng th\u1ec3 th\u1ea3i nhi\u1ec1u n\u01b0\u1edbc v\u00e0o kh\u00f4ng kh\u00ed. C\u00e2y c\u1ea7n nhi\u1ec1u n\u01b0\u1edbc nh\u01b0ng m\u1eb7t \u0111\u1ea5t \u0111\u00f3ng b\u0103ng kh\u00f4ng cung c\u1ea5p \u0111\u1ee7, v\u00ec v\u1eady c\u00e2y \u0111\u00e3 \u201ckh\u00f3a c\u1eeda\u201d b\u1eb1ng c\u00e1ch r\u1ee5ng l\u00e1 \u0111\u1ec3 kh\u1ecfi b\u1ecb m\u1ea5t n\u01b0\u1edbc theo \u0111\u01b0\u1eddng b\u1ed1c h\u01a1i qua l\u00e1.<\/p>\n\n\n\n
Nh\u01b0ng c\u0169ng c\u00f3 lo\u1ea1i c\u00e2y c\u00f3 nh\u1eefng lo\u1ea1i l\u00e1 kh\u00e1c bi\u1ec7t. Th\u00f4ng, b\u00e1ch v\u00e0 t\u00f9ng c\u00f3 l\u00e1 nh\u1ecdn nh\u01b0 c\u00e2y kim, b\u00ean ngo\u00e0i ph\u1ee7 m\u1ed9t l\u1edbp s\u00e1p d\u00e0y. C\u1ea5u tr\u00fac n\u00e0y ng\u0103n \u0111\u01b0\u1ee3c s\u1ef1 b\u1ed1c h\u01a1i n\u01b0\u1edbc, v\u00e0 nh\u01b0 th\u1ebf l\u00e1 tr\u00ean c\u00e2y duy tr\u00ec \u0111\u01b0\u1ee3c nhi\u1ec1u n\u0103m. Khi l\u00e1 r\u1ee5ng, l\u00e1 m\u1edbi m\u1ecdc l\u00ean li\u1ec1n, c\u00e0nh c\u00e2y kh\u00f4ng bao gi\u1edd tr\u1ee5i l\u00e1. Do \u0111\u00f3 ng\u01b0\u1eddi ta g\u1ecdi ch\u00fang l\u00e0 nh\u1eefng c\u00e2y th\u01b0\u1eddng xanh.<\/p>\n\n\n\n
C\u0169ng c\u00f3 nh\u1eefng lo\u1ea1i c\u00e2y l\u00e1 r\u1ed9ng m\u00e0 v\u1eabn xanh quanh n\u0103m. C\u00e2y s\u1ed3i xanh v\u00e0 c\u00e2y nguy\u1ec7t qu\u1ebf mi\u1ec1n Cali c\u00f3 l\u00e1 gi\u1ed1ng nh\u01b0 m\u1ed9t l\u1edbp da thu\u1ed9c gi\u00fap cho c\u00e2y gi\u1eef \u0111\u01b0\u1ee3c \u0111\u1ed9 \u1ea9m trong su\u1ed1t c\u00e1c th\u00e1ng l\u1ea1nh gi\u00e1.<\/p>\n","protected":false},"excerpt":{"rendered":"
T\u1eeb kh\u00f3a t\u00ecm ki\u1ebfm: H\u00e3y Tr\u1ea3 L\u1eddi Em T\u1ea1i Sao? \u2013 T\u1eadp 10 – Arkady Leokum L\u00e1 c\u00e2y c\u00f3 nhi\u1ec1u ch\u1ee9c n\u0103ng, m\u1ed9t trong nh\u1eefng ch\u1ee9c n\u0103ng \u1ea5y l\u00e0 ch\u1ebf bi\u1ebfn th\u1ee9c \u0103n cho c\u00e2y. L\u00e1 nh\u1eadn carbon dioxid t\u1eeb kh\u00f4ng kh\u00ed; nh\u1eadn n\u01b0\u1edbc v\u00e0 mu\u1ed1i kho\u00e1ng t\u1eeb \u0111\u1ea5t. Ch\u1ea5t di\u1ec7p l\u1ee5c trong l\u00e1 h\u1ea5p […]<\/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-15816","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\/15816","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=15816"}],"version-history":[{"count":1,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/15816\/revisions"}],"predecessor-version":[{"id":15817,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/15816\/revisions\/15817"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=15816"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=15816"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=15816"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}