{"id":2704,"date":"2026-10-28T18:12:10","date_gmt":"2026-10-28T18:12:10","guid":{"rendered":"https:\/\/www.lifescienceart.com\/?p=2704"},"modified":"2026-10-28T18:12:10","modified_gmt":"2026-10-28T18:12:10","slug":"wild-sunflowers-climate-change-resilient-crops","status":"publish","type":"post","link":"https:\/\/www.lifescienceart.com\/vi\/science\/botany\/wild-sunflowers-climate-change-resilient-crops\/","title":{"rendered":"C\u00e1c nh\u00e0 khoa h\u1ecdc khai th\u00e1c hoa h\u01b0\u1edbng d\u01b0\u01a1ng hoang \u0111\u1ec3 b\u1ea3o v\u1ec7 n\u0103ng su\u1ea5t n\u00f4ng nghi\u1ec7p tr\u01b0\u1edbc bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu"},"content":{"rendered":"<h2 class=\"wp-block-heading\">C\u00e1c nh\u00e0 khoa h\u1ecdc t\u00ecm ki\u1ebfm hoa h\u01b0\u1edbng d\u01b0\u01a1ng hoang \u0111\u1ec3 b\u1ea3o v\u1ec7 c\u00e2y tr\u1ed3ng th\u01b0\u01a1ng m\u1ea1i kh\u1ecfi bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu<\/h2>\n\n<h2 class=\"wp-block-heading\">Bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu \u0111e d\u1ecda s\u1ea3n xu\u1ea5t hoa h\u01b0\u1edbng d\u01b0\u01a1ng th\u01b0\u01a1ng m\u1ea1i<\/h2>\n\n<p class=\"wp-block-paragraph\">Hoa h\u01b0\u1edbng d\u01b0\u01a1ng l\u00e0 m\u1ed9t c\u00e2y tr\u1ed3ng c\u00f3 gi\u00e1 tr\u1ecb to\u00e0n c\u1ea7u, \u0111\u01b0\u1ee3c tr\u1ed3ng \u0111\u1ec3 l\u1ea5y d\u1ea7u t\u1eeb h\u1ea1t. Tuy nhi\u00ean, bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu t\u1ea1o ra m\u1ed9t m\u1ed1i \u0111e d\u1ecda \u0111\u00e1ng k\u1ec3 \u0111\u1ed1i v\u1edbi s\u1ea3n xu\u1ea5t hoa h\u01b0\u1edbng d\u01b0\u01a1ng th\u01b0\u01a1ng m\u1ea1i, v\u00ec n\u00f3 c\u00f3 th\u1ec3 g\u00e2y ra h\u1ea1n h\u00e1n, l\u0169 l\u1ee5t v\u00e0 bi\u1ebfn \u0111\u1ed5i nhi\u1ec7t \u0111\u1ed9 \u0111\u1ed9t ng\u1ed9t, l\u00e0m h\u1ea1i c\u00e2y tr\u1ed3ng.  <\/p>\n\n<h2 class=\"wp-block-heading\">Hoa h\u01b0\u1edbng d\u01b0\u01a1ng hoang cung c\u1ea5p \u0111a d\u1ea1ng di truy\u1ec1n cho kh\u1ea3 n\u0103ng ch\u1ecbu \u0111\u1ef1ng<\/h2>\n\n<p class=\"wp-block-paragraph\">\u0110\u1ec3 \u0111\u1ed1i ph\u00f3 v\u1edbi m\u1ed1i \u0111e d\u1ecda n\u00e0y, c\u00e1c nh\u00e0 khoa h\u1ecdc \u0111ang h\u01b0\u1edbng t\u1edbi hoa h\u01b0\u1edbng d\u01b0\u01a1ng hoang \u0111\u1ec3 t\u00ecm ngu\u1ed3n \u0111a d\u1ea1ng di truy\u1ec1n c\u00f3 th\u1ec3 gi\u00fap c\u00e1c gi\u1ed1ng th\u01b0\u01a1ng m\u1ea1i s\u1ed1ng s\u00f3t tr\u01b0\u1edbc nh\u1eefng th\u00e1ch th\u1ee9c c\u1ee7a bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu. Hoa h\u01b0\u1edbng d\u01b0\u01a1ng hoang \u0111\u00e3 ti\u1ebfn h\u00f3a qua nhi\u1ec1u th\u1ebf k\u1ef7 \u0111\u1ec3 th\u00edch nghi v\u1edbi m\u1ed9t lo\u1ea1t c\u00e1c \u0111i\u1ec1u ki\u1ec7n m\u00f4i tr\u01b0\u1eddng, bao g\u1ed3m c\u00e1c hi\u1ec7n t\u01b0\u1ee3ng th\u1eddi ti\u1ebft c\u1ef1c \u0111oan.  <\/p>\n\n<h2 class=\"wp-block-heading\">Thu th\u1eadp v\u00e0 b\u1ea3o qu\u1ea3n h\u1ea1t hoa h\u01b0\u1edbng d\u01b0\u01a1ng hoang<\/h2>\n\n<p class=\"wp-block-paragraph\">\u0110\u1ec3 thu th\u1eadp h\u1ea1t hoa h\u01b0\u1edbng d\u01b0\u01a1ng hoang, c\u00e1c nh\u00e0 khoa h\u1ecdc v\u00e0o c\u00e1c \u0111\u1ed3i v\u00e0 ven \u0111\u01b0\u1eddng c\u1ee7a B\u1eafc M\u1ef9, n\u01a1i nh\u1eefng c\u00e2y n\u00e0y ph\u00e1t tri\u1ec3n m\u1ea1nh. H\u1ecd d\u00f9ng g\u0103ng tay l\u00e0m v\u01b0\u1eddn v\u00e0 t\u00fai gi\u1ea5y \u0111\u1ef1ng b\u1eefa tr\u01b0a \u0111\u1ec3 thu th\u1eadp hoa, sau \u0111\u00f3 g\u1eafn nh\u00e3n v\u00e0 ghi ch\u00e9p. H\u1ea1t s\u1ebd \u0111\u01b0\u1ee3c g\u1eedi t\u1edbi c\u00e1c ph\u00f2ng th\u00ed nghi\u1ec7m \u0111\u1ec3 ki\u1ec3m tra v\u00e0 b\u1ea3o qu\u1ea3n trong c\u00e1c ng\u00e2n h\u00e0ng h\u1ea1t.  <\/p>\n\n<h2 class=\"wp-block-heading\">Ph\u00e1t tri\u1ec3n c\u00e1c gi\u1ed1ng c\u00e2y c\u1ee9ng c\u00e1p, kh\u00e1ng b\u1ec7nh<\/h2>\n\n<p class=\"wp-block-paragraph\">Sau khi \u0111\u01b0\u1ee3c thu th\u1eadp v\u00e0 ghi ch\u00e9p, h\u1ea1t tr\u1edf th\u00e0nh ngu\u1ed3n di truy\u1ec1n cho c\u00e1c nh\u00e0 lai t\u1ea1o c\u00e2y tr\u1ed3ng. C\u00e1c nh\u00e0 lai t\u1ea1o s\u1eed d\u1ee5ng \u0111a d\u1ea1ng di truy\u1ec1n n\u00e0y \u0111\u1ec3 ph\u00e1t tri\u1ec3n c\u00e1c gi\u1ed1ng hoa h\u01b0\u1edbng d\u01b0\u01a1ng m\u1edbi c\u00f3 \u0111\u1ed9 c\u1ee9ng c\u00e1p v\u00e0 kh\u1ea3 n\u0103ng kh\u00e1ng b\u1ec7nh cao h\u01a1n. Nh\u1eefng gi\u1ed1ng \u0111\u01b0\u1ee3c c\u1ea3i ti\u1ebfn n\u00e0y c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u1ef1ng t\u1ed1t h\u01a1n c\u00e1c th\u00e1ch th\u1ee9c do bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu g\u00e2y ra v\u00e0 \u0111\u1ea3m b\u1ea3o m\u1ed9t t\u01b0\u01a1ng lai b\u1ec1n v\u1eefng cho s\u1ea3n xu\u1ea5t hoa h\u01b0\u1edbng d\u01b0\u01a1ng.  <\/p>\n\n<h2 class=\"wp-block-heading\">Chi\u1ebfn l\u01b0\u1ee3c thu th\u1eadp v\u00e0 b\u1ea3o qu\u1ea3n h\u1ea1t hoa h\u01b0\u1edbng d\u01b0\u01a1ng hoang<\/h2>\n\n<p class=\"wp-block-paragraph\">\u0110\u1ec3 thu th\u1eadp v\u00e0 b\u1ea3o qu\u1ea3n h\u1ea1t hoa h\u01b0\u1edbng d\u01b0\u01a1ng hoang m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3, c\u00e1c nh\u00e0 khoa h\u1ecdc \u00e1p d\u1ee5ng nhi\u1ec1u chi\u1ebfn l\u01b0\u1ee3c:<\/p>\n\n<ul class=\"wp-block-list\">\n<li><strong>Thu th\u1eadp c\u00f3 m\u1ee5c ti\u00eau:<\/strong> X\u00e1c \u0111\u1ecbnh c\u00e1c khu v\u1ef1c c\u1ee5 th\u1ec3 n\u01a1i hoa h\u01b0\u1edbng d\u01b0\u01a1ng hoang ph\u00e1t tri\u1ec3n m\u1ea1nh v\u00e0 t\u1eadp trung n\u1ed7 l\u1ef1c thu th\u1eadp t\u1ea1i nh\u1eefng \u0111\u1ecba \u0111i\u1ec3m n\u00e0y.  <\/li>\n<li><strong>M\u00f9a v\u1ee5:<\/strong> Th\u1eddi \u0111i\u1ec3m thu th\u1eadp r\u1ea5t quan tr\u1ecdng. H\u1ea1t th\u01b0\u1eddng \u0111\u01b0\u1ee3c thu v\u00e0o m\u00f9a thu, khi ch\u00fang ch\u00edn v\u00e0 s\u1eb5n s\u00e0ng r\u1ea3i ra.  <\/li>\n<li><strong>L\u1ea5y m\u1eabu \u0111a d\u1ea1ng:<\/strong> Thu th\u1eadp h\u1ea1t t\u1eeb nhi\u1ec1u qu\u1ea7n th\u1ec3 hoa h\u01b0\u1edbng d\u01b0\u01a1ng hoang kh\u00e1c nhau \u0111\u1ec3 n\u1eafm b\u1eaft t\u1ed1i \u0111a \u0111a d\u1ea1ng di truy\u1ec1n.  <\/li>\n<li><strong>X\u1eed l\u00fd \u0111\u00fang c\u00e1ch:<\/strong> X\u1eed l\u00fd h\u1ea1t m\u1ed9t c\u00e1ch c\u1ea9n th\u1eadn \u0111\u1ec3 tr\u00e1nh h\u01b0 h\u1ea1i v\u00e0 duy tr\u00ec kh\u1ea3 n\u0103ng n\u1ea3y m\u1ea7m.  <\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">Vai tr\u00f2 c\u1ee7a \u0111a d\u1ea1ng di truy\u1ec1n trong vi\u1ec7c t\u0103ng c\u01b0\u1eddng kh\u1ea3 n\u0103ng ch\u1ecbu \u0111\u1ef1ng c\u1ee7a hoa h\u01b0\u1edbng d\u01b0\u01a1ng<\/h2>\n\n<p class=\"wp-block-paragraph\">\u0110a d\u1ea1ng di truy\u1ec1n l\u00e0 y\u1ebfu t\u1ed1 then ch\u1ed1t cho kh\u1ea3 n\u0103ng ch\u1ecbu \u0111\u1ef1ng c\u1ee7a c\u00e2y tr\u1ed3ng hoa h\u01b0\u1edbng d\u01b0\u01a1ng. B\u1eb1ng c\u00e1ch \u0111\u01b0a c\u00e1c gen t\u1eeb hoa h\u01b0\u1edbng d\u01b0\u01a1ng hoang v\u00e0o c\u00e1c gi\u1ed1ng th\u01b0\u01a1ng m\u1ea1i, c\u00e1c nh\u00e0 lai t\u1ea1o c\u00f3 th\u1ec3 n\u00e2ng cao kh\u1ea3 n\u0103ng ch\u1ed1ng l\u1ea1i \u00e1p l\u1ef1c m\u00f4i tr\u01b0\u1eddng, ch\u1eb3ng h\u1ea1n nh\u01b0:<\/p>\n\n<ul class=\"wp-block-list\">\n<li><strong>Kh\u1ea3 n\u0103ng ch\u1ecbu h\u1ea1n:<\/strong> Hoa h\u01b0\u1edbng d\u01b0\u01a1ng hoang \u0111\u00e3 ph\u00e1t tri\u1ec3n c\u00e1c c\u01a1 ch\u1ebf sinh t\u1ed3n trong \u0111i\u1ec1u ki\u1ec7n kh\u00f4 h\u1ea1n, nh\u01b0 h\u1ec7 r\u1ec5 s\u00e2u v\u00e0 l\u00e1 ti\u1ebft ki\u1ec7m n\u01b0\u1edbc.  <\/li>\n<li><strong>Kh\u1ea3 n\u0103ng ch\u1ecbu ng\u1eadp:<\/strong> M\u1ed9t s\u1ed1 qu\u1ea7n th\u1ec3 hoa h\u01b0\u1edbng d\u01b0\u01a1ng hoang \u0111\u00e3 th\u00edch nghi \u0111\u1ec3 ch\u1ecbu ng\u1eadp b\u1eb1ng c\u00e1ch ph\u00e1t tri\u1ec3n c\u00e1c b\u00f4ng h\u1ea1t n\u1ed5i c\u00f3 th\u1ec3 tr\u00f4i tr\u00ean n\u01b0\u1edbc.  <\/li>\n<li><strong>Kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t \u0111\u1ed9:<\/strong> Hoa h\u01b0\u1edbng d\u01b0\u01a1ng hoang c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c nhi\u1ec7t \u0111\u1ed9 c\u1ef1c \u0111oan, c\u1ea3 n\u00f3ng v\u00e0 l\u1ea1nh, l\u00e0m cho ch\u00fang tr\u1edf th\u00e0nh ngu\u1ed3n gen qu\u00fd gi\u00e1 cho kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t v\u00e0 ch\u1ecbu l\u1ea1nh.  <\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">Quan h\u1ec7 \u0111\u1ed1i t\u00e1c gi\u1eefa c\u00e1c nh\u00e0 khoa h\u1ecdc v\u00e0 nh\u00e0 lai t\u1ea1o c\u00e2y tr\u1ed3ng<\/h2>\n\n<p class=\"wp-block-paragraph\">S\u1ef1 h\u1ee3p t\u00e1c gi\u1eefa c\u00e1c nh\u00e0 khoa h\u1ecdc v\u00e0 nh\u00e0 lai t\u1ea1o c\u00e2y tr\u1ed3ng l\u00e0 y\u1ebfu t\u1ed1 then ch\u1ed1t trong n\u1ed7 l\u1ef1c c\u1ea3i ti\u1ebfn c\u00e1c gi\u1ed1ng hoa h\u01b0\u1edbng d\u01b0\u01a1ng. C\u00e1c nh\u00e0 khoa h\u1ecdc cung c\u1ea5p ngu\u1ed3n t\u00e0i nguy\u00ean di truy\u1ec1n v\u00e0 ki\u1ebfn th\u1ee9c, trong khi c\u00e1c nh\u00e0 lai t\u1ea1o \u00e1p d\u1ee5ng ki\u1ebfn th\u1ee9c \u0111\u00f3 \u0111\u1ec3 ph\u00e1t tri\u1ec3n c\u00e1c gi\u1ed1ng m\u1edbi, \u0111\u00e1p \u1ee9ng nhu c\u1ea7u c\u1ee7a m\u1ed9t kh\u00ed h\u1eadu \u0111ang thay \u0111\u1ed5i.  <\/p>\n\n<h2 class=\"wp-block-heading\">T\u1ea7m quan tr\u1ecdng c\u1ee7a ng\u00e2n h\u00e0ng h\u1ea1t trong vi\u1ec7c b\u1ea3o t\u1ed3n \u0111a d\u1ea1ng di truy\u1ec1n th\u1ef1c v\u1eadt cho n\u00f4ng nghi\u1ec7p t\u01b0\u01a1ng lai<\/h2>\n\n<p class=\"wp-block-paragraph\">Ng\u00e2n h\u00e0ng h\u1ea1t \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c b\u1ea3o t\u1ed3n \u0111a d\u1ea1ng di truy\u1ec1n c\u1ee7a hoa h\u01b0\u1edbng d\u01b0\u01a1ng hoang v\u00e0 c\u00e1c lo\u00e0i th\u1ef1c v\u1eadt kh\u00e1c. B\u1eb1ng c\u00e1ch l\u01b0u tr\u1eef h\u1ea1t trong m\u00f4i tr\u01b0\u1eddng ki\u1ec3m so\u00e1t, ng\u00e2n h\u00e0ng h\u1ea1t \u0111\u1ea3m b\u1ea3o c\u00e1c ngu\u1ed3n t\u00e0i nguy\u00ean di truy\u1ec1n gi\u00e1 tr\u1ecb n\u00e0y lu\u00f4n s\u1eb5n c\u00f3 cho c\u00e1c th\u1ebf h\u1ec7 nh\u00e0 khoa h\u1ecdc v\u00e0 nh\u00e0 lai t\u1ea1o trong t\u01b0\u01a1ng lai.  <\/p>\n\n<h2 class=\"wp-block-heading\">K\u1ebft lu\u1eadn<\/h2>\n\n<p class=\"wp-block-paragraph\">N\u1ed7 l\u1ef1c c\u1ee7a c\u00e1c nh\u00e0 khoa h\u1ecdc v\u00e0 nh\u00e0 lai t\u1ea1o trong vi\u1ec7c khai th\u00e1c \u0111a d\u1ea1ng di truy\u1ec1n c\u1ee7a hoa h\u01b0\u1edbng d\u01b0\u01a1ng hoang mang l\u1ea1i hy v\u1ecdng l\u1edbn cho t\u01b0\u01a1ng lai c\u1ee7a s\u1ea3n xu\u1ea5t hoa h\u01b0\u1edbng d\u01b0\u01a1ng. Khi \u0111\u01b0a c\u00e1c gen t\u1eeb nh\u1eefng c\u00e2y ki\u00ean c\u01b0\u1eddng n\u00e0y v\u00e0o c\u00e1c gi\u1ed1ng th\u01b0\u01a1ng m\u1ea1i, ch\u00fang ta c\u00f3 th\u1ec3 t\u1ea1o ra nh\u1eefng gi\u1ed1ng hoa h\u01b0\u1edbng d\u01b0\u01a1ng m\u1ea1nh m\u1ebd h\u01a1n, c\u00f3 kh\u1ea3 n\u0103ng \u0111\u1ed1i ph\u00f3 v\u1edbi c\u00e1c th\u00e1ch th\u1ee9c c\u1ee7a bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu v\u00e0 ti\u1ebfp t\u1ee5c cung c\u1ea5p ngu\u1ed3n th\u1ef1c ph\u1ea9m v\u00e0 d\u1ea7u qu\u00fd gi\u00e1 cho c\u00e1c th\u1ebf h\u1ec7 sau.<\/p>","protected":false},"excerpt":{"rendered":"<p>C\u00e1c nh\u00e0 khoa h\u1ecdc t\u00ecm ki\u1ebfm hoa h\u01b0\u1edbng d\u01b0\u01a1ng hoang \u0111\u1ec3 b\u1ea3o v\u1ec7 c\u00e2y tr\u1ed3ng th\u01b0\u01a1ng m\u1ea1i kh\u1ecfi bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu Bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu \u0111e d\u1ecda s\u1ea3n xu\u1ea5t&hellip;<\/p>\n","protected":false},"author":2,"featured_media":25618,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1823],"tags":[34,2748,5401,449,1193],"class_list":["post-2704","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-botany","tag-climate-change","tag-genetic-diversity","tag-wildflowers","tag-plant-science","tag-sustainable-agriculture"],"_links":{"self":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/2704","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\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/comments?post=2704"}],"version-history":[{"count":2,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/2704\/revisions"}],"predecessor-version":[{"id":25619,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/2704\/revisions\/25619"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/media\/25618"}],"wp:attachment":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/media?parent=2704"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/categories?post=2704"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/tags?post=2704"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}