\u1ede n\u01b0\u1edbc ta, c\u00e1c gi\u1ed1ng ng\u00f4 \u0111\u1ecba ph\u01b0\u01a1ng ng\u00e0y c\u00e0ng gi\u1ea3m di\u1ec7n t\u00edch tr\u1ed3ng tr\u1ecdt do ph\u00e1t tri\u1ec3n c\u00e1c gi\u1ed1ng ng\u00f4 lai. Tuy nhi\u00ean, c\u00e1c gi\u1ed1ng ng\u00f4 \u0111\u1ecba ph\u01b0\u01a1ng c\u00f3 nhi\u1ec1u t\u00ednh tr\u1ea1ng qu\u00fd v\u00e0 c\u00f3 gi\u00e1 tr\u1ecb cao trong ch\u1ecdn gi\u1ed1ng. M\u1ed9t s\u1ed1 v\u00f9ng hi\u1ec7n nay v\u1eabn c\u00f2n tr\u1ed3ng c\u00e1c gi\u1ed1ng ng\u00f4 \u0111\u1ecba ph\u01b0\u01a1ng n\u00ean c\u00f4ng t\u00e1c thu th\u1eadp v\u00e0 \u0111\u00e1nh gi\u00e1 c\u00e1c gi\u1ed1ng ng\u00f4 \u0111\u1ecba ph\u01b0\u01a1ng c\u1ea7n \u0111\u01b0\u1ee3c ti\u1ebfn h\u00e0nh s\u1edbm \u0111\u1ec3 b\u1ea3o t\u1ed3n v\u00e0 khai th\u00e1c. Ba m\u01b0\u01a1i m\u1eabu gi\u1ed1ng ng\u00f4 t\u1ebb \u0111\u1ecba ph\u01b0\u01a1ng thu th\u1eadp t\u1ea1i hai t\u1ec9nh Lai Ch\u00e2u v\u00e0 \u0110i\u1ec7n Bi\u00ean \u0111\u01b0\u1ee3c m\u00f4 t\u1ea3 c\u00e1c t\u00ednh tr\u1ea1ng n\u00f4ng sinh h\u1ecdc. K\u1ebft qu\u1ea3 nghi\u00ean c\u1ee9u cho th\u1ea5y 24 m\u1eabu gi\u1ed1ng (86,7%) c\u00f3 th\u1eddi gian sinh tr\u01b0\u1edfng tr\u00ean 120 ng\u00e0y. Chi\u1ec1u cao c\u00e2y trong kho\u1ea3ng t\u1eeb 161,2 \u0111\u1ebfn 277,0cm. Chi\u1ec1u d\u00e0i b\u1eafp t\u1eeb 12,7 \u0111\u1ebfn 19,4cm. \u0110\u01b0\u1eddng k\u00ednh b\u1eafp t\u1eeb 2,87 \u0111\u1ebfn 4,93cm. S\u1ed1 h\u00e0ng h\u1ea1t\/b\u1eafp 9,2 \u0111\u1ebfn 13,2 h\u00e0ng h\u1ea1t. S\u1ed1 h\u1ea1t tr\u00ean h\u00e0ng 13,4 \u0111\u1ebfn 34,8 h\u1ea1t. H\u1ec7 s\u1ed1 t\u01b0\u01a1ng \u0111\u1ed3ng c\u1ee7a c\u00e1c m\u1eabu gi\u1ed1ng ng\u00f4 trong kho\u1ea3ng 0,19 \u0111\u1ebfn 0,43 v\u00e0 \u0111\u01b0\u1ee3c ph\u00e2n l\u00e0m hai nh\u00f3m ch\u00ednh, nh\u00f3m 1 bao g\u1ed3m 6 m\u1eabu gi\u1ed1ng, nh\u00f3m 2 bao g\u1ed3m 24 m\u1eabu gi\u1ed1ng c\u00f2n l\u1ea1i. T\u1eadp \u0111o\u00e0n ng\u00f4 t\u1ebb thu t\u1ea1i hai t\u1ec9nh Lai Ch\u00e2u v\u00e0 \u0110i\u1ec7n bi\u00ean c\u00f3 s\u1ef1 \u0111a d\u1ea1ng cao v\u1ec1 c\u00e1c \u0111\u1eb7c \u0111i\u1ec3m n\u00f4ng sinh h\u1ecdc c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng cho c\u00f4ng t\u00e1c nghi\u00ean c\u1ee9u v\u00e0 ch\u1ecdn t\u1ea1o gi\u1ed1ng ng\u00f4 t\u1ebb t\u1ea1i Vi\u1ec7t Nam. <\/p>\n\n\n\n
T\u1eeb kh\u00f3a: Ng\u00f4 \u0111\u1ecba ph\u01b0\u01a1ng, \u0111a d\u1ea1ng di truy\u1ec1n, \u0111\u1eb7c \u0111i\u1ec3m h\u00ecnh th\u00e1i n\u00f4ng sinh h\u1ecdc, m\u1ed1i quan h\u1ec7 di truy\u1ec1n. <\/p>\n\n\n\n