{"id":16470,"date":"2021-08-16T05:01:30","date_gmt":"2021-08-16T05:01:30","guid":{"rendered":"https:\/\/www.lifescienceart.com\/?p=16470"},"modified":"2021-08-16T05:01:30","modified_gmt":"2021-08-16T05:01:30","slug":"saving-the-corpse-flower-a-collaborative-effort","status":"publish","type":"post","link":"https:\/\/www.lifescienceart.com\/vi\/science\/botany\/saving-the-corpse-flower-a-collaborative-effort\/","title":{"rendered":"C\u1ee9u l\u1ea5y lo\u00e0i hoa t\u1eed thi: N\u1ed7 l\u1ef1c chung c\u1ee7a c\u00e1c v\u01b0\u1eddn th\u1ef1c v\u1eadt"},"content":{"rendered":"

C\u1ee9u l\u1ea5y lo\u00e0i hoa t\u1eed thi: N\u1ed7 l\u1ef1c chung<\/h2>\n\n

\u0110a d\u1ea1ng v\u1ec1 m\u1eb7t di truy\u1ec1n: Ch\u00eca kh\u00f3a \u0111\u1ec3 sinh t\u1ed3n<\/h2>\n\n

Hoa t\u1eed thi, c\u00f3 t\u00ean khoa h\u1ecdc l\u00e0 Amorphophallus titanium, l\u00e0 m\u1ed9t lo\u00e0i th\u1ef1c v\u1eadt qu\u00fd hi\u1ebfm v\u00e0 kh\u00e1c bi\u1ec7t, g\u00e2y \u1ea5n t\u01b0\u1ee3ng v\u1edbi th\u1ebf gi\u1edbi v\u1edbi v\u1ebb ngo\u00e0i \u0111\u1ed9c \u0111\u00e1o v\u00e0 chu k\u1ef3 n\u1edf hoa \u00edt \u1ecfi. Tuy nhi\u00ean, s\u1ef1 \u0111a d\u1ea1ng v\u1ec1 m\u1eb7t di truy\u1ec1n c\u1ee7a lo\u00e0i hoa n\u00e0y l\u1ea1i r\u1ea5t n\u00f4ng c\u1ea1n, g\u00e2y ra m\u1ed1i \u0111e d\u1ecda \u0111\u00e1ng k\u1ec3 \u0111\u1ed1i v\u1edbi s\u1ef1 t\u1ed3n t\u1ea1i c\u1ee7a n\u00f3. T\u1ef1 th\u1ee5 ph\u1ea5n, x\u1ea3y ra khi c\u00e1c c\u00e1 th\u1ec3 c\u00f3 h\u1ecd h\u00e0ng g\u1ea7n giao ph\u1ed1i, c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn h\u1ea1t gi\u1ed1ng kh\u00f4ng sinh tr\u01b0\u1edfng \u0111\u01b0\u1ee3c v\u00e0 l\u00e0m gi\u1ea3m s\u1ee9c kh\u1ecfe t\u1ed5ng th\u1ec3 c\u1ee7a c\u00e2y.<\/p>\n\n

B\u1ea3o t\u1ed3n d\u1ef1a tr\u00ean s\u1ed5 ph\u1ea3 h\u1ec7<\/h2>\n\n

\u0110\u1ec3 gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 n\u00e0y, c\u00e1c nh\u00e0 l\u00e0m v\u01b0\u1eddn \u0111\u00e3 \u00e1p d\u1ee5ng m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p l\u1ea5y c\u1ea3m h\u1ee9ng t\u1eeb “s\u1ed5 ph\u1ea3 h\u1ec7”, lo\u1ea1i b\u1ea3n \u0111\u1ed3 di truy\u1ec1n th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 ng\u0103n ch\u1eb7n hi\u1ec7n t\u01b0\u1ee3ng t\u1ef1 th\u1ee5 ph\u1ea5n trong ch\u0103n nu\u00f4i \u0111\u1ed9ng v\u1eadt v\u00e0 c\u00e1c v\u01b0\u1eddn th\u00fa. S\u1ed5 ph\u1ea3 h\u1ec7 d\u00e0nh cho hoa t\u1eed thi theo d\u00f5i c\u1ea5u tr\u00fac di truy\u1ec1n c\u1ee7a t\u1eebng c\u00e2y, cho ph\u00e9p c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u x\u00e1c \u0111\u1ecbnh nh\u1eefng s\u1ef1 k\u1ebft h\u1ee3p t\u1ed1t nh\u1ea5t \u0111\u1ec3 th\u1ee5 ph\u1ea5n ch\u00e9o.<\/p>\n\n

Vai tr\u00f2 c\u1ee7a c\u00e1c v\u01b0\u1eddn th\u1ef1c v\u1eadt<\/h2>\n\n

C\u00e1c v\u01b0\u1eddn th\u1ef1c v\u1eadt \u0111\u00f3ng m\u1ed9t vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c b\u1ea3o t\u1ed3n c\u00e1c lo\u00e0i th\u1ef1c v\u1eadt c\u00f3 nguy c\u01a1 tuy\u1ec7t ch\u1ee7ng, bao g\u1ed3m c\u1ea3 hoa t\u1eed thi. N\u0103m 2019, V\u01b0\u1eddn th\u1ef1c v\u1eadt Chicago \u0111\u00e3 kh\u1edfi \u0111\u1ed9ng d\u1ef1 \u00e1n “C\u00f4ng c\u1ee5 v\u00e0 T\u00e0i nguy\u00ean cho c\u00e1c lo\u00e0i Th\u1ef1c v\u1eadt \u0111\u1eb7c bi\u1ec7t v\u00e0 c\u00f3 nguy c\u01a1 tuy\u1ec7t ch\u1ee7ng” (TREES) \u0111\u1ec3 t\u1ea1o ra m\u1ed9t c\u01a1 s\u1edf d\u1eef li\u1ec7u gi\u1ed1ng s\u1ed5 ph\u1ea3 h\u1ec7 cho s\u00e1u lo\u00e0i th\u1ef1c v\u1eadt qu\u00fd hi\u1ebfm, bao g\u1ed3m c\u1ea3 hoa t\u1eed thi.<\/p>\n\n

H\u1ea1t gi\u1ed1ng c\u1ee9ng \u0111\u1ea7u: M\u1ed9t th\u00e1ch th\u1ee9c \u0111\u1ed9c \u0111\u00e1o<\/h2>\n\n

Nhi\u1ec1u lo\u00e0i th\u1ef1c v\u1eadt trong d\u1ef1 \u00e1n TREES, bao g\u1ed3m c\u1ea3 hoa t\u1eed thi, c\u00f3 h\u1ea1t gi\u1ed1ng c\u1ee9ng \u0111\u1ea7u. Nh\u1eefng lo\u1ea1i h\u1ea1t n\u00e0y kh\u00f4ng ch\u1ecbu \u0111\u01b0\u1ee3c ph\u01b0\u01a1ng ph\u00e1p \u0111\u00f4ng l\u1ea1nh ho\u1eb7c s\u1ea5y kh\u00f4 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c ng\u00e2n h\u00e0ng h\u1ea1t gi\u1ed1ng truy\u1ec1n th\u1ed1ng v\u00e0 ch\u00fang c\u1ea7n nh\u1eefng \u0111i\u1ec1u ki\u1ec7n c\u1ee5 th\u1ec3 \u0111\u1ec3 t\u1ed3n t\u1ea1i. Trong t\u1ef1 nhi\u00ean, \u0111\u1ed9ng v\u1eadt th\u01b0\u1eddng \u0103n v\u00e0 ph\u00e1t t\u00e1n c\u00e1c h\u1ea1t gi\u1ed1ng c\u1ee9ng \u0111\u1ea7u.<\/p>\n\n

Sinh s\u1ea3n v\u00f4 t\u00ednh so v\u1edbi h\u1eefu t\u00ednh<\/h2>\n\n

Hoa t\u1eed thi c\u00f3 th\u1ec3 sinh s\u1ea3n theo c\u1ea3 hai h\u00ecnh th\u1ee9c v\u00f4 t\u00ednh v\u00e0 h\u1eefu t\u00ednh. Sinh s\u1ea3n v\u00f4 t\u00ednh t\u1ea1o ra nhi\u1ec1u c\u00e2y gi\u1ed1ng h\u1ec7t nhau v\u1ec1 m\u1eb7t di truy\u1ec1n, trong khi sinh s\u1ea3n h\u1eefu t\u00ednh li\u00ean quan \u0111\u1ebfn s\u1ef1 k\u1ebft h\u1ee3p gi\u1eefa ph\u1ea5n hoa v\u00e0 no\u00e3n \u0111\u1ec3 t\u1ea1o ra c\u00e1c th\u1ebf h\u1ec7 con c\u00f3 nhi\u1ec1u \u0111\u1eb7c \u0111i\u1ec3m di truy\u1ec1n kh\u00e1c nhau.<\/p>\n\n

Th\u1ee5 ph\u1ea5n nh\u00e2n t\u1ea1o v\u00e0 th\u1ee5 ph\u1ea5n ch\u00e9o<\/h2>\n\n

V\u00ec hoa t\u1eed thi ch\u1ec9 n\u1edf trong m\u1ed9t th\u1eddi gian ng\u1eafn n\u00ean c\u00e1c nh\u00e0 th\u1ef1c v\u1eadt h\u1ecdc ph\u1ea3i th\u1ee5 ph\u1ea5n nh\u00e2n t\u1ea1o cho ch\u00fang \u0111\u1ec3 t\u1ea1o ra nhi\u1ec1u th\u1ebf h\u1ec7 con h\u01a1n v\u00e0 gia t\u0103ng s\u1ef1 \u0111a d\u1ea1ng v\u1ec1 m\u1eb7t di truy\u1ec1n. H\u1ecd c\u0169ng thu th\u1eadp ph\u1ea5n hoa t\u1eeb c\u00e1c c\u00e2y \u0111ang n\u1edf \u0111\u1ec3 chia s\u1ebb v\u1edbi c\u00e1c v\u01b0\u1eddn th\u1ef1c v\u1eadt kh\u00e1c nh\u1eb1m m\u1ee5c \u0111\u00edch th\u1ee5 ph\u1ea5n ch\u00e9o.<\/p>\n\n

C\u00e2u chuy\u1ec7n th\u00e0nh c\u00f4ng c\u1ee7a V\u01b0\u1eddn th\u1ef1c v\u1eadt Longwood<\/h2>\n\n

N\u0103m 2020, m\u1ed9t b\u00f4ng hoa t\u1eed thi c\u00f3 t\u00ean “Sprout” t\u1ea1i V\u01b0\u1eddn th\u1ef1c v\u1eadt Longwood \u1edf Pennsylvania \u0111\u00e3 n\u1edf hoa l\u1ea7n th\u1ee9 hai. Ph\u1ea5n hoa t\u1eeb V\u01b0\u1eddn th\u1ef1c v\u1eadt Chicago \u0111\u00e3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 th\u1ee5 ph\u1ea5n nh\u00e2n t\u1ea1o cho Sprout, d\u1eabn \u0111\u1ebfn vi\u1ec7c t\u1ea1o ra c\u00e1c h\u1ea1t gi\u1ed1ng c\u00f3 kh\u1ea3 n\u0103ng sinh tr\u01b0\u1edfng.<\/p>\n\n

S\u1ef1 c\u1ed9ng t\u00e1c l\u00e0 then ch\u1ed1t<\/h2>\n\n

S\u1ef1 h\u1ee3p t\u00e1c gi\u1eefa c\u00e1c v\u01b0\u1eddn th\u1ef1c v\u1eadt l\u00e0 r\u1ea5t c\u1ea7n thi\u1ebft \u0111\u1ec3 b\u1ea3o t\u1ed3n c\u00e1c lo\u00e0i th\u1ef1c v\u1eadt c\u00f3 nguy c\u01a1 tuy\u1ec7t ch\u1ee7ng nghi\u00eam tr\u1ecdng. C\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u t\u1ea1i V\u01b0\u1eddn th\u1ef1c v\u1eadt Chicago nh\u1ea5n m\u1ea1nh t\u1ea7m quan tr\u1ecdng c\u1ee7a vi\u1ec7c c\u00f9ng nhau h\u1ee3p t\u00e1c \u0111\u1ec3 c\u1ee9u nh\u1eefng lo\u00e0i n\u00e0y, v\u00ec c\u00e1c v\u01b0\u1eddn ri\u00eang l\u1ebb kh\u00f4ng th\u1ec3 t\u1ef1 m\u00ecnh ho\u00e0n th\u00e0nh nhi\u1ec7m v\u1ee5 n\u00e0y.<\/p>\n\n

C\u00e1c m\u1ee5c ti\u00eau d\u00e0i h\u1ea1n<\/h2>\n\n

D\u1ef1 \u00e1n TREES kh\u00f4ng ch\u1ec9 nh\u1eb1m m\u1ee5c \u0111\u00edch c\u1ee9u c\u00e1c lo\u00e0i qu\u00fd hi\u1ebfm nh\u01b0 hoa t\u1eed thi m\u00e0 c\u00f2n \u0111\u01b0a ra c\u00e1c nguy\u00ean t\u1eafc c\u00f3 th\u1ec3 \u00e1p d\u1ee5ng \u0111\u1ec3 b\u1ea3o t\u1ed3n c\u00e1c lo\u00e0i th\u1ef1c v\u1eadt c\u00f3 nguy c\u01a1 tuy\u1ec7t ch\u1ee7ng kh\u00e1c trong t\u01b0\u01a1ng lai.<\/p>","protected":false},"excerpt":{"rendered":"

C\u1ee9u l\u1ea5y lo\u00e0i hoa t\u1eed thi: N\u1ed7 l\u1ef1c chung \u0110a d\u1ea1ng v\u1ec1 m\u1eb7t di truy\u1ec1n: Ch\u00eca kh\u00f3a \u0111\u1ec3 sinh t\u1ed3n Hoa t\u1eed thi, c\u00f3 t\u00ean khoa h\u1ecdc l\u00e0 Amorphophallus titanium,…<\/p>\n","protected":false},"author":6,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1823],"tags":[21798,21799,2748,19735,21803,21801,21800,21802],"class_list":["post-16470","post","type-post","status-publish","format-standard","hentry","category-botany","tag-plant-conservation","tag-botanic-gardens","tag-genetic-diversity","tag-corpse-flower","tag-recalcitrant-seeds","tag-cross-pollination","tag-artificial-pollination","tag-trees-project"],"_links":{"self":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/16470","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\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/comments?post=16470"}],"version-history":[{"count":1,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/16470\/revisions"}],"predecessor-version":[{"id":16471,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/16470\/revisions\/16471"}],"wp:attachment":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/media?parent=16470"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/categories?post=16470"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/tags?post=16470"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}