L\u00faa m\u00f9a n\u1ed5i l\u00e0 m\u1ed9t qu\u1ea7n th\u1ec3 l\u00faa ph\u00e1t tri\u1ec3n trong \u0111i\u1ec1n ki\u1ec7n n\u01b0\u1edbc n\u1ed5i \u0111\u00e3 t\u1ed3n t\u1ea1i trong m\u1ed9t th\u1eddi gian d\u00e0i trong v\u00f9ng t\u1ee9 gi\u00e1c Long Xuy\u00ean. Tuy nhi\u00ean, l\u00faa m\u00f9a n\u1ed5i \u0111ang b\u1ecb suy tho\u00e1i ngu\u1ed3n gen v\u00e0 m\u1ea5t d\u1ea7n do s\u1ef1 chuy\u1ec3n \u0111\u1ed5i \u0111i\u1ec1u ki\u1ec7n canh t\u00e1c. V\u1edbi m\u1ee5c ti\u00eau \u0111\u00e1nh gi\u00e1 ngu\u1ed3n gen c\u1ee7a qu\u1ea7n th\u1ec3 l\u00faa m\u00f9a n\u1ed5i hi\u1ec7n nay \u0111\u1ec3 ph\u1ee5c v\u1ee5 cho c\u00e1c k\u1ebf ho\u1ea1ch lai t\u1ea1o v\u00e0 ch\u1ecdn l\u1ecdc trong th\u1eddi gian t\u1edbi, nghi\u00ean c\u1ee9u \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n nh\u1eb1m \u0111\u00e1nh gi\u00e1 \u0111a d\u1ea1ng di truy\u1ec1n c\u1ee7a 46 d\u00f2ng l\u00faa m\u00f9a n\u1ed5i b\u1eb1ng 20 ch\u1ec9 th\u1ecb ph\u00e2n t\u1eed SSR. K\u1ebft qu\u1ea3 \u0111\u00e1nh gi\u00e1 \u0111\u01b0\u1ee3c ph\u00e2n nh\u00f3m b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p UPGMA cho th\u1ea5y qu\u1ea7n th\u1ec3 l\u00faa m\u00f9a n\u1ed5i c\u00f3 \u0111\u1ed9 \u0111a d\u1ea1ng v\u1edbi m\u1ee9c kh\u00e1c bi\u1ec7t di truy\u1ec1n nh\u1ecf h\u01a1n 30%. Qua \u0111\u00f3 \u0111\u00e3 ph\u00e2n nh\u00f3m di truy\u1ec1n qu\u1ea7n th\u1ec3 l\u00faa m\u00f9a trong nghi\u00ean c\u1ee9u th\u00e0nh 4 nh\u00f3m l\u1edbn v\u1edbi kh\u00e1c bi\u1ec7t di truy\u1ec1n t\u1ed5ng th\u1ec3 gi\u1eefa c\u00e1c nh\u00f3m l\u00e0 27%. K\u1ebft qu\u1ea3 nghi\u00ean c\u1ee9u c\u00f3 th\u1ec3 \u1ee9ng d\u1ee5ng cho m\u1ee5c \u0111\u00edch b\u1ea3o t\u1ed3n v\u00e0 lai t\u1ea1o. <\/p>\n\n\n\n