{"id":15049,"date":"2021-11-27T17:24:31","date_gmt":"2021-11-27T10:24:31","guid":{"rendered":"https:\/\/www.vietlearn.org\/post\/?p=15049"},"modified":"2021-11-27T17:24:33","modified_gmt":"2021-11-27T10:24:33","slug":"tai-sao-canh-buom-buom-sac-so","status":"publish","type":"post","link":"https:\/\/www.vietlearn.org\/kien-thuc\/tai-sao-canh-buom-buom-sac-so\/","title":{"rendered":"T\u1ea1i sao c\u00e1nh b\u01b0\u01a1m b\u01b0\u1edbm s\u1eb7c s\u1ee1?"},"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 7 &#8211; Arkady Leokum<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B\u01b0\u1edbm v\u00e0 ng\u00e0i thu\u1ed9c lo\u00e0i c\u00f4n tr\u00f9ng b\u1ed9 c\u00e1nh v\u1ea9y, c\u00f3 \u0111\u1ebfn 14 v\u1ea1n lo\u00e0i, l\u00e0 b\u1ed9 c\u00f4n tr\u00f9ng l\u1edbn th\u1ee9 hai sau b\u1ed9 c\u00e1nh v\u1ecf. \u0110\u1eb7c \u0111i\u1ec3m n\u1ed5i b\u1eadt c\u1ee7a th\u00e0nh tr\u00f9ng c\u1ee7a ch\u00fang l\u00e0 to\u00e0n th\u00e2n v\u00e0 c\u00e1nh \u0111\u1ec1u c\u00f3 v\u1ea9y. B\u01b0\u1edbm h\u00f3a th\u1ea1ch c\u1ed5 x\u01b0a nh\u1ea5t c\u00f3 t\u1eeb 60 tri\u1ec7u n\u0103m tr\u01b0\u1edbc \u0111\u00e2y. quan s\u00e1t b\u1eb1ng k\u00ednh hi\u1ec3n vi, ch\u00fang ta s\u1ebd th\u1ea5y: m\u1ed7i m\u1ed9t v\u1ea9y \u0111\u1ec1u gi\u1ed1ng nh\u01b0 m\u1ed9t m\u1ea3nh l\u00e1, m\u1ed9t \u0111\u1ea7u nh\u00f4 l\u00ean, m\u1ed9t \u0111\u1ea7u c\u00f3 c\u00e1i chu\u00f4i c\u1eafm v\u00e0o trong bi\u1ec3u b\u00ec, v\u1ea9y \u0111\u1ec1u do l\u00f4ng c\u1ee9ng c\u1ee7a bi\u1ec3u b\u00ec t\u1ea1o n\u00ean. C\u00f3 nhi\u1ec1u lo\u1ea1i v\u1ea9y, kh\u00f4ng ch\u1ec9 h\u00ecnh d\u00e1ng, to nh\u1ecf kh\u00e1c nhau m\u00e0 th\u1ee9 t\u1ef1 s\u1eafp x\u1ebfp tr\u00ean bi\u1ec3u b\u00ec c\u1ee7a ch\u00fang c\u0169ng thi\u00ean bi\u1ebfn v\u1ea1n h\u00f3a. M\u1eb7t ngo\u00e0i v\u1ea9y c\u00f2n c\u00f3 r\u1ea5t nhi\u1ec1u s\u1ed1ng v\u0103n r\u1ea5t nh\u1ecf. Tr\u00ean m\u1ea3nh v\u1ea9y c\u1ee7a m\u1ed9t s\u1ed1 b\u01b0\u1edbm gi\u00f3 c\u00f3 t\u1edbi 1400 s\u1ed1ng v\u0103n. D\u01b0\u1edbi ngu\u1ed3n s\u00e1ng kh\u00e1c nhau, d\u01b0\u1edbi g\u00f3c \u0111\u1ed9 chi\u1ebfu kh\u00e1c nhau, th\u00eam v\u00e0o \u0111\u00f3 l\u00e0 bi\u1ec3u b\u00ec c\u1ee7a m\u00ecnh b\u01b0\u1edbm c\u00f3 s\u1eafc t\u1ed1 kh\u00e1c nhau, c\u00f3 th\u1ec3 t\u1ea1o ra nhi\u1ec1u m\u00e0u s\u1eafc r\u1ea5t \u0111\u1eb9p.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">To\u00e0n th\u1ebf gi\u1edbi c\u00f3 kho\u1ea3ng 15.000 lo\u00e0i b\u01b0\u1edbm(*), ph\u1ea7n l\u1edbn l\u00e0 \u1edf ch\u00e2u M\u1ef9, nhi\u1ec1u nh\u1ea5t \u1edf l\u01b0u v\u1ef1c s\u00f4ng amazon.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Trong lo\u00e0i b\u01b0\u1edbm, lo\u1ea1i \u0111\u1eb9p nh\u1ea5t ph\u1ea3i k\u1ec3 \u0111\u1ebfn b\u01b0\u1edbm gi\u00f3. N\u00f3 c\u00f3 \u0111\u00f4i c\u00e1nh \u0111\u1eb9p, r\u1ed9ng l\u1edbn, hai c\u00e1nh gi\u01b0\u01a1ng ra t\u1edbi h\u01a1n 140mm. C\u00e1nh hai b\u00ean \u0111\u1ed1i x\u1ee9ng, nh\u01b0ng c\u00e1nh tr\u01b0\u1edbc v\u00e0 sau kh\u00f4ng gi\u1ed1ng nhau, h\u00ecnh d\u00e1ng c\u00e1nh bi\u1ebfn h\u00f3a v\u00f4 t\u1eadn. M\u00e0u s\u1eafc c\u1ee7a c\u00e1nh l\u1ea1i c\u00e0ng r\u1ef1c r\u1ee1. Tr\u00ean c\u00e1nh b\u01b0\u1edbm c\u00f3 nhi\u1ec1u v\u1ea9y nh\u1ecf nh\u1eafn, tr\u00ean v\u1ea9y c\u00f3 nhi\u1ec1u h\u1ea1t s\u1eafc t\u1ed1 c\u00e1c m\u00e0u, c\u00e1c h\u1ea1t s\u1eafc t\u1ed1 s\u1eafp x\u1ebfp th\u00e0nh c\u00e1c v\u1eb1n v\u00e0 h\u00ecnh. M\u1eb7t v\u1ea9y c\u00f2n c\u00f3 nhi\u1ec1u hoa v\u0103n ngang d\u1ecdc, h\u00ecnh th\u00e0nh k\u1ebft c\u1ea5u l\u1eadp th\u1ec3 nhi\u1ec1u l\u1edbp. Khi \u00e1nh s\u00e1ng chi\u1ebfu v\u00e0o \u1edf c\u00e1c g\u00f3c \u0111\u1ed9 kh\u00e1c nhau, v\u1ea9y s\u1ebd ph\u1ea3n x\u1ea1, chi\u1ebfu x\u1ea1, nhi\u1ec5u x\u1ea1, t\u1ea1o ra m\u00e0u s\u1eafc bi\u1ebfn \u1ea3o v\u00f4 t\u1eadn. Ch\u00fang ta g\u1ecdi m\u00e0u s\u1eafc tr\u01b0\u1edbc l\u00e0 s\u1eafc h\u00f3a h\u1ecdc, g\u1ecdi m\u00e0u s\u1eafc sau l\u00e0 s\u1eafc v\u1eadt l\u00fd, nhi\u1ec1u lo\u00e0i b\u01b0\u1edbm \u0111\u1ec1u c\u00f3 c\u1ea3 hai m\u00e0u s\u1eafc n\u00e0y, g\u1ecdi l\u00e0 s\u1eafc h\u1ed7n h\u1ee3p. C\u00f3 lo\u00e0i b\u01b0\u1edbm gi\u00f3 v\u00e0ng hu\u1ef3nh quang, c\u00e1nh tr\u01b0\u1edbc m\u00e0u \u0111en, c\u00e1nh sau m\u00e0u v\u00e0ng \u00f3ng, khi n\u00f3 bay l\u01b0\u1ee3n d\u01b0\u1edbi \u00e1nh s\u00e1ng m\u1eb7t tr\u1eddi, theo s\u1ef1 thay \u0111\u1ed5i g\u00f3c \u0111\u1ed9 chi\u1ebfu x\u1ea1 c\u1ee7a \u00e1nh s\u00e1ng, m\u00e0u s\u1eafc c\u1ee7a c\u00e1nh l\u1ea1i l\u00e0 m\u00e0u xanh bi\u1ebfc, l\u00fac l\u00e0 m\u00e0u v\u00e0ng \u0111\u1ecf \u1eedng v\u00e0 c\u00f2n l\u1ea5p l\u00e1nh \u00e1nh s\u00e1ng, \u0111\u1eb9p v\u00f4 c\u00f9ng. h\u00ecnh d\u00e1ng c\u00e1nh c\u0169ng r\u1ea5t \u0111\u1eb9p. C\u00e1nh tr\u01b0\u1edbc g\u1ea7n nh\u01b0 h\u00ecnh tam gi\u00e1c, x\u00f2e ra ph\u00eda tr\u01b0\u1edbc; c\u00e1nh sau h\u00ecnh b\u1ea7u d\u1ee5c, x\u00f2e ra ph\u00eda sau. C\u00f3 lo\u00e0i b\u01b0\u1edbm gi\u00f3 m\u00e0u n\u00e2u ba \u0111u\u00f4i, c\u00e1nh sau k\u00e9o theo d\u1ea3i c\u1edd d\u00e0i c\u00f3 ch\u1ea5m m\u00e0u h\u1ed3ng t\u01b0\u01a1i, t\u00f4 \u0111i\u1ec3m th\u00eam \u0111i\u1ec3m tr\u00f2n n\u1ed5i b\u1eadt. h\u00ecnh d\u1ea1ng c\u00e1nh sau c\u1ee7a b\u01b0\u1edbm gi\u00f3 \u0111u\u00f4i r\u1ed9ng r\u1ea5t gi\u1ed1ng hai chi\u1ebfc \u1ee7ng, r\u1ea5t kh\u00e1c th\u01b0\u1eddng. B\u01b0\u1edbm gi\u00f3 ph\u1ea5n *. C\u00f3 s\u00e1ch vi\u1ebft 140.000 lo\u00e0i (ND) m\u00e0u l\u1ee5c y\u1ebfn c\u00f2n c\u00f3 th\u1ec3 d\u1eebng l\u1ea1i \u1edf tr\u00ean kh\u00f4ng r\u1ea5t l\u00e2u. C\u00f3 lo\u1ea1i b\u01b0\u1edbm c\u00f3 th\u1ec3 bay th\u1eb3ng l\u00ean tr\u00ean cao. v\u1eadn \u0111\u1ed9ng vi\u00ean leo n\u00fai Everest th\u1ea5y \u1edf ch\u1ed7 c\u00e1ch m\u1eb7t bi\u1ec3n 5600m c\u00f3 b\u01b0\u1edbm. B\u01b0\u1edbm \u0111\u1ebf v\u01b0\u01a1ng c\u00f3 th\u1ec3 bay \u0111i r\u1ea5t xa: t\u1eeb M\u1ef9 sang Mexico, n\u00f3 bi\u1ebft l\u1ee3i d\u1ee5ng lu\u1ed3ng kh\u00ed cu\u1ed1n l\u00ean cao m\u00e0 bay, t\u1ed1c \u0111\u1ed9 18-40km\/h v\u00e0 cu\u1ed9c h\u00e0nh tr\u00ecnh \u0111\u00f3 k\u00e9o d\u00e0i v\u00e0i th\u00e1ng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B\u01b0\u1edbm r\u1ea5t c\u00f3 t\u00e0i ng\u1ee5y trang, nh\u01b0 lo\u1ea1i b\u01b0\u1edbm l\u00e1 kh\u00f4 l\u00e0 lo\u00e0i c\u00f4n tr\u00f9ng ng\u1ee5y trang r\u1ea5t kh\u00e9o l\u00e9o, n\u00f3 \u0111\u1eadu \u1edf tr\u00ean c\u00e2y, hai c\u00e1nh g\u1eadp l\u1ea1i tr\u00ean l\u01b0ng, m\u00e0u s\u1eafc c\u1ee7a m\u1eb7t b\u1ee5ng c\u00e1nh gi\u1ed1ng nh\u01b0 m\u00e0u l\u00e1 c\u00e2y, g\u00e2n c\u00e1nh r\u1ea5t gi\u1ed1ng g\u00e2n l\u00e1, \u0111u\u00f4i th\u00f2 ra \u1edf c\u00e1nh sau r\u1ea5t gi\u1ed1ng cu\u1ed1ng l\u00e1, n\u1ebfu n\u00f3 kh\u00f4ng \u0111\u1ed9ng \u0111\u1eady th\u00ec kh\u00f3 m\u00e0 nh\u1eadn ra. Ng\u1ee5y trang l\u00e0 c\u00e1ch \u0111\u1ec3 b\u01b0\u1edbm t\u1ef1 v\u1ec7.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Th\u1ecb l\u1ef1c c\u1ee7a b\u01b0\u1edbm gi\u00f3 r\u1ea5t t\u1ed1t, c\u00f3 th\u1ec3 nh\u1eadn ra t\u1eeb \u00e1nh s\u00e1ng h\u1ed3ng \u0111\u1ebfn \u00e1nh s\u00e1ng t\u1eed ngo\u1ea1i. R\u00e2u x\u00fac gi\u00e1c d\u1ea1ng b\u00faa, c\u00f3 t\u00e1c d\u1ee5ng kh\u1ee9u gi\u00e1c nhanh nh\u1ea1y. C\u01a1 quan v\u1ecb gi\u00e1c \u1edf tr\u00ean \u0111\u1ea7u nh\u1ecdn ch\u00e2n sau. Mi\u1ec7ng ki\u1ec3u xi-ph\u00f4ng th\u00edch h\u1ee3p cho h\u00fat m\u1eadt hoa, do \u0111\u00f3 c\u00f3 th\u1ec3 th\u1ee5 ph\u1ea5n cho nhi\u1ec1u lo\u1ea1i th\u1ef1c v\u1eadt.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed9t \u0111\u1eddi b\u01b0\u1edbm ph\u1ea3i tr\u1ea3i qua 4 giai \u0111o\u1ea1n: tr\u1ee9ng, \u1ea5u tr\u00f9ng, nh\u1ed9ng v\u00e0 th\u00e0nh tr\u00f9ng, \u0111\u00f3 l\u00e0 bi\u1ebfn th\u00e1i ho\u00e0n to\u00e0n. N\u00f3i chung, m\u1ed9t n\u0103m sinh t\u1eeb 3-5 \u0111\u1eddi, th\u1eddi k\u1ef3 tr\u1ee9ng kho\u1ea3ng 7-14 ng\u00e0y, \u1ea5u tr\u00f9ng: 14-30 ng\u00e0y, l\u1ed9t x\u00e1c: 3-5 l\u1ea7n, nh\u1ed9ng 6-12 ng\u00e0y, nh\u1ed9ng tr\u00fa qua m\u00f9a \u0111\u00f4ng th\u01b0\u1eddng 70-110 ng\u00e0y. Th\u1eddi k\u1ef3 \u1ea5u tr\u00f9ng th\u00ec b\u01b0\u1edbm \u0103n l\u00e1 (kh\u00f4ng \u0103n g\u00e2n v\u00e0 cu\u1ed1ng l\u00e1), n\u00f3 c\u0169ng g\u00e2y ra t\u00e1c h\u1ea1i cho c\u00e2y c\u1ed1i.<\/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 7 &#8211; Arkady Leokum B\u01b0\u1edbm v\u00e0 ng\u00e0i thu\u1ed9c lo\u00e0i c\u00f4n tr\u00f9ng b\u1ed9 c\u00e1nh v\u1ea9y, c\u00f3 \u0111\u1ebfn 14 v\u1ea1n lo\u00e0i, l\u00e0 b\u1ed9 c\u00f4n tr\u00f9ng l\u1edbn th\u1ee9 hai sau b\u1ed9 c\u00e1nh v\u1ecf. \u0110\u1eb7c \u0111i\u1ec3m n\u1ed5i b\u1eadt c\u1ee7a th\u00e0nh tr\u00f9ng c\u1ee7a ch\u00fang l\u00e0 to\u00e0n th\u00e2n v\u00e0 [&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-15049","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\/15049","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=15049"}],"version-history":[{"count":1,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/15049\/revisions"}],"predecessor-version":[{"id":15050,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/15049\/revisions\/15050"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=15049"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=15049"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=15049"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}