{"id":6724,"date":"2015-10-15T07:33:37","date_gmt":"2015-10-15T00:33:37","guid":{"rendered":"http:\/\/antoansinhhoc.vn\/?p=1079"},"modified":"2015-10-15T07:33:37","modified_gmt":"2015-10-15T00:33:37","slug":"cong-bo-ban-thao-nguon-mo-dau-tien-cay-su-song-cua-23-trieu-loai","status":"publish","type":"post","link":"https:\/\/nbca.gov.vn\/cong-bo-ban-thao-nguon-mo-dau-tien-cay-su-song-cua-23-trieu-loai\/","title":{"rendered":"C\u00f4ng b\u1ed1 b\u1ea3n th\u1ea3o ngu\u1ed3n m\u1edf \u0111\u1ea7u ti\u00ean c\u00e2y s\u1ef1 s\u1ed1ng c\u1ee7a 2,3 tri\u1ec7u lo\u00e0i"},"content":{"rendered":"
Trong m\u1ed9t d\u1ef1 \u00e1n \u0111\u01b0\u1ee3c \u0110\u1ea1i h\u1ecdc Michigan v\u00e0 Qu\u1ef9 Khoa h\u1ecdc qu\u1ed1c gia Hoa K\u1ef3 t\u00e0i tr\u1ee3, c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u \u0111\u1ebfn t\u1eeb 11 t\u1ed5 ch\u1ee9c \u0111\u00e3 ho\u00e0n th\u00e0nh b\u1ea3n th\u1ea3o \u0111\u1ea7u ti\u00ean c\u00e2y s\u1ef1 s\u1ed1ng.\u00a0<\/span><\/div>\n
\n
B\u1ea3n th\u1ea3o n\u00e0y kh\u00e2u n\u1ed1i 2,3 tri\u1ec7u lo\u00e0i \u0111\u1ed9ng v\u1eadt, th\u1ef1c v\u1eadt, n\u1ea5m v\u00e0 vi khu\u1ea9n \u0111\u1ec3 m\u00f4 t\u1ea3 s\u1ef1 ti\u1ebfn h\u00f3a c\u1ee7a ch\u00fang t\u1eeb khi s\u1ef1 s\u1ed1ng b\u1eaft \u0111\u1ea7u h\u00ecnh th\u00e0nh tr\u00ean Tr\u00e1i \u0111\u1ea5t c\u00e1ch \u0111\u00e2y 3,5 tri\u1ec7u n\u0103m.<\/div>\n
<\/div>\n
H\u00e0ng ch\u1ee5c ng\u00e0n c\u00e2y s\u1ef1 s\u1ed1ng nh\u1ecf h\u01a1n \u0111\u00e3 \u0111\u01b0\u1ee3c c\u00f4ng b\u1ed1 trong nh\u1eefng n\u0103m tr\u01b0\u1edbc \u0111\u00e2y cho c\u00e1c nh\u00e1nh ch\u1ecdn l\u1ecdc – m\u1ed9t s\u1ed1 ch\u1ee9a l\u00ean t\u1edbi 100.000 lo\u00e0i – nh\u01b0ng \u0111\u00e2y l\u00e0 l\u1ea7n \u0111\u1ea7u ti\u00ean nh\u1eefng k\u1ebft qu\u1ea3 n\u00e0y \u0111\u01b0\u1ee3c k\u1ebft h\u1ee3p l\u1ea1i th\u00e0nh m\u1ed9t c\u00e2y duy nh\u1ea5t bao g\u1ed3m t\u1ea5t c\u1ea3 c\u00e1c d\u1ea1ng s\u1ef1 s\u1ed1ng. K\u1ebft qu\u1ea3 cu\u1ed1i c\u00f9ng l\u00e0 m\u1ed9t ngu\u1ed3n t\u00e0i nguy\u00ean s\u1ed1 tr\u1ef1c tuy\u1ebfn mi\u1ec5n ph\u00ed cho b\u1ea5t c\u1ee9 ai s\u1eed d\u1ee5ng ho\u1eb7c ch\u1ec9nh s\u1eeda, gi\u1ed1ng nh\u01b0 m\u1ed9t \u201cWikipedia\u201d cho c\u00e2y ti\u1ebfn h\u00f3a.<\/div>\n
<\/div>\n
Thay v\u00ec x\u00e2y d\u1ef1ng c\u00e2y s\u1ef1 s\u1ed1ng t\u1eeb \u0111\u1ea7u, c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u \u0111\u00e3 k\u1ebft h\u1ee3p h\u00e0ng ng\u00e0n c\u00e2y s\u1ef1 s\u1ed1ng nh\u1ecf h\u01a1n \u0111\u00e3 \u0111\u01b0\u1ee3c c\u00f4ng b\u1ed1 tr\u1ef1c tuy\u1ebfn v\u1edbi nhau th\u00e0nh m\u1ed9t \u201csi\u00eau c\u00e2y\u201d kh\u1ed5ng l\u1ed3 bao g\u1ed3m t\u1ea5t c\u1ea3 c\u00e1c lo\u00e0i \u0111\u00e3 \u0111\u01b0\u1ee3c \u0111\u1eb7t t\u00ean.<\/div>\n
<\/div>\n
B\u1ea3n th\u1ea3o \u0111\u1ea7u ti\u00ean c\u1ee7a c\u00e2y s\u1ef1 s\u1ed1ng \u0111\u01b0\u1ee3c d\u1ef1a tr\u00ean g\u1ea7n 500 c\u00e2y nh\u1ecf h\u01a1n t\u1eeb c\u00e1c nghi\u00ean c\u1ee9u \u0111\u00e3 \u0111\u01b0\u1ee3c c\u00f4ng b\u1ed1 tr\u01b0\u1edbc \u0111\u00e2y.<\/div>\n
<\/div>\n
\u0110\u1ec3 chuy\u1ec3n \u0111\u1ed5i c\u00e1c c\u00e2y s\u1ef1 s\u1ed1ng t\u1eeb c\u00e1c ngu\u1ed3n kh\u00e1c nhau th\u00e0nh c\u00e1c c\u00e0nh v\u00e0 c\u00e1c nh\u00e1nh c\u1ee7a m\u1ed9t si\u00eau c\u00e2y duy nh\u1ea5t, m\u1ed9t trong nh\u1eefng th\u00e1ch th\u1ee9c l\u1edbn nh\u1ea5t l\u00e0 t\u00ednh \u0111\u1ebfn nh\u1eefng thay \u0111\u1ed5i t\u00ean, t\u00ean thay th\u1ebf, l\u1ed7i ch\u00ednh t\u1ea3 ph\u1ed5 bi\u1ebfn v\u00e0 ch\u1eef vi\u1ebft t\u1eaft cho t\u1eebng lo\u00e0i. V\u00ed d\u1ee5, d\u01a1i \u0111\u1ecf mi\u1ec1n \u0110\u00f4ng th\u01b0\u1eddng \u0111\u01b0\u1ee3c li\u1ec7t k\u00ea d\u01b0\u1edbi hai t\u00ean khoa h\u1ecdc, Lasiurus borealis v\u00e0 Nycteris borealis. Th\u00fa \u0103n ki\u1ebfn gai \u0111\u00e3 t\u1eebng c\u00f3 chung t\u00ean khoa h\u1ecdc v\u1edbi m\u1ed9t nh\u00f3m c\u00e1 ch\u00ecnh moray.<\/div>\n
<\/div>\n
\u201cM\u1eb7c d\u00f9 m\u1ed9t kh\u1ed1i l\u01b0\u1ee3ng c\u00f4ng vi\u1ec7c kh\u1ed5ng l\u1ed3 \u0111\u00e3 \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n nh\u01b0ng b\u1ea3n th\u1ea3o c\u1ee7a c\u00e2y s\u1ef1 s\u1ed1ng n\u00e0y m\u1edbi ch\u1ec9 l\u00e0 b\u01b0\u1edbc \u0111\u1ea7u ti\u00ean\u201d, c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u vi\u1ebft. Ch\u1ec9 c\u00f3 m\u1ed9t ph\u1ea7n r\u1ea5t nh\u1ecf c\u1ee7a c\u00e2y c\u00f4ng b\u1ed1 \u0111\u00e3 \u0111\u01b0\u1ee3c s\u1ed1 h\u00f3a.<\/div>\n
<\/div>\n
Nh\u00f3m nghi\u00ean c\u1ee9u \u0111\u00e3 kh\u1ea3o s\u00e1t h\u01a1n 7.500 nghi\u00ean c\u1ee9u v\u1ec1 ph\u00e1t sinh lo\u00e0i \u0111\u01b0\u1ee3c xu\u1ea5t b\u1ea3n tr\u00ean h\u01a1n 100 t\u1ea1p ch\u00ed t\u1eeb n\u0103m 2000 \u0111\u1ebfn n\u0103m 2012 v\u00e0 th\u1ea5y r\u1eb1ng ch\u1ec9 c\u00f3 1 trong s\u1ed1 6 nghi\u00ean c\u1ee9u g\u1eedi d\u1eef li\u1ec7u c\u1ee7a h\u1ecd d\u01b0\u1edbi \u0111\u1ecbnh d\u1ea1ng s\u1ed1, c\u00f3 th\u1ec3 t\u1ea3i v\u1ec1 m\u00e0 c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng.<\/div>\n
<\/div>\n
Ph\u1ea7n l\u1edbn c\u00e2y s\u1ef1 s\u1ed1ng \u0111\u01b0\u1ee3c xu\u1ea5t b\u1ea3n d\u01b0\u1edbi d\u1ea1ng PDF v\u00e0 c\u00e1c t\u1eadp tin \u1ea3nh kh\u00e1c m\u00e0 kh\u00f4ng th\u1ec3 \u0111\u01b0a v\u00e0o c\u01a1 s\u1edf d\u1eef li\u1ec7u ho\u1eb7c k\u1ebft h\u1ee3p v\u1edbi c\u00e1c c\u00e2y kh\u00e1c. K\u1ebft qu\u1ea3 l\u00e0, c\u00e1c m\u1ed1i quan h\u1ec7 \u0111\u01b0\u1ee3c m\u00f4 t\u1ea3 trong m\u1ed9t s\u1ed1 ph\u1ea7n c\u1ee7a c\u00e2y, ch\u1eb3ng h\u1ea1n nh\u01b0 c\u00e1c nh\u00e1nh \u0111\u1ea1i di\u1ec7n cho h\u1ecd \u0111\u1eadu v\u00e0 hoa h\u01b0\u1edbng d\u01b0\u01a1ng, kh\u00f4ng lu\u00f4n ph\u00f9 h\u1ee3p v\u1edbi \u00fd ki\u1ebfn c\u1ee7a chuy\u00ean gia. C\u00e1c ph\u1ea7n kh\u00e1c c\u1ee7a c\u00e2y, \u0111\u1eb7c bi\u1ec7t l\u00e0 c\u00f4n tr\u00f9ng v\u00e0 vi sinh v\u1eadt, v\u1eabn kh\u00f3 n\u1eafm b\u1eaft.<\/div>\n
<\/div>\n
C\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u c\u0169ng \u0111ang t\u1ea1o ra m\u1ed9t ph\u1ea7n m\u1ec1m cho ph\u00e9p c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u \u0111\u0103ng nh\u1eadp v\u00e0 s\u1eeda \u0111\u1ed5i c\u00e2y khi d\u1eef li\u1ec7u m\u1edbi cho c\u00e1c lo\u00e0i m\u1edbi \u0111\u01b0\u1ee3c ph\u00e1t hi\u1ec7n \u0111\u01b0\u1ee3c th\u00eam v\u00e0o. Phi\u00ean b\u1ea3n 1.0 hi\u1ec7n nay c\u1ee7a c\u00e2y s\u1ef1 s\u1ed1ng c\u00f9ng v\u1edbi c\u00e1c d\u1eef li\u1ec7u c\u01a1 b\u1ea3n v\u00e0 m\u00e3 ngu\u1ed3n c\u00f3 th\u1ec3 truy c\u1eadp v\u00e0 t\u1ea3i v\u1ec1 t\u1ea1i https:\/\/tree.opentreeoflife.org.<\/div>\n
\"8\"<\/a><\/div>\n<\/div>\n
C\u00e2y s\u1ef1 s\u1ed1ng tr\u00f2n c\u1ee7a c\u00e1c d\u1ea1ng s\u1ed1ng tr\u00ean Tr\u00e1i \u0111\u1ea5t trong l\u1ecbch s\u1eed ti\u1ebfn h\u00f3a 3,5 t\u1ef7 n\u0103m. \u1ea2nh: Opentreeoflife.org<\/em><\/div>\n","protected":false},"excerpt":{"rendered":"

Trong m\u1ed9t d\u1ef1 \u00e1n \u0111\u01b0\u1ee3c \u0110\u1ea1i h\u1ecdc Michigan v\u00e0 Qu\u1ef9 Khoa h\u1ecdc qu\u1ed1c gia Hoa K\u1ef3 t\u00e0i tr\u1ee3, c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u \u0111\u1ebfn t\u1eeb 11 t\u1ed5 ch\u1ee9c \u0111\u00e3 ho\u00e0n th\u00e0nh b\u1ea3n th\u1ea3o \u0111\u1ea7u ti\u00ean c\u00e2y s\u1ef1 s\u1ed1ng.\u00a0 B\u1ea3n th\u1ea3o n\u00e0y kh\u00e2u n\u1ed1i 2,3 tri\u1ec7u lo\u00e0i \u0111\u1ed9ng v\u1eadt, th\u1ef1c v\u1eadt, n\u1ea5m v\u00e0 vi khu\u1ea9n \u0111\u1ec3 m\u00f4 […]\n","protected":false},"author":1,"featured_media":1087,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[87],"tags":[],"acf":[],"_links":{"self":[{"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/posts\/6724"}],"collection":[{"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/comments?post=6724"}],"version-history":[{"count":0,"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/posts\/6724\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/media\/1087"}],"wp:attachment":[{"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/media?parent=6724"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/categories?post=6724"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/tags?post=6724"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}