\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 \u0110\u1eadu xanh l\u00e0 m\u1ed9t th\u1ef1c ph\u1ea9m c\u00e2n \u0111\u1ed1i, d\u1ec5 ti\u00eau ph\u00f9 h\u1ee3p v\u1edbi m\u1ecdi \u0111\u1ed1i t\u01b0\u1ee3ng s\u1eed d\u1ee5ng, do \u0111\u00f3 \u0111\u00e2y l\u00e0 m\u1ed9t nguy\u00ean li\u1ec7u quan tr\u1ecdng trong c\u00f4ng ngh\u1ec7 s\u1ea3n xu\u1ea5t th\u1ef1c ph\u1ea9m \u1edf n\u01b0\u1edbc ta c\u0169ng nh\u01b0 \u1edf nhi\u1ec1u n\u01b0\u1edbc tr\u00ean th\u1ebf gi\u1edbi (Tr\u1ea7n \u0110\u00ecnh Long v\u00e0 CS, 1998). V\u00ec v\u1eady s\u1ea3n xu\u1ea5t \u0111\u1eadu xanh \u0111\u00e3 v\u00e0 \u0111ang \u0111\u01b0\u1ee3c khuy\u1ebfn c\u00e1o ph\u00e1t tri\u1ec3n \u1edf nhi\u1ec1u v\u00f9ng trong c\u1ea3 n\u01b0\u1edbc \u0111\u1eb7c bi\u1ec7t l\u00e0 nh\u1eefng v\u00f9ng b\u1ecb \u1ea3nh h\u01b0\u1edfng b\u1edfi bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu v\u00e0 nh\u1eefng v\u00f9ng n\u00f4ng nghi\u1ec7p n\u01b0\u1edbc tr\u1eddi. V\u00f9ng \u0111\u1ed3ng b\u1eb1ng S\u00f4ng H\u1ed3ng (\u0110BSH) c\u00f3 quy m\u00f4 tr\u00ean 700 ngh\u00ecn ha \u0111\u1ea5t s\u1ea3n xu\u1ea5t n\u00f4ng nghi\u1ec7p, song v\u1eabn c\u00f2n kh\u00e1 nhi\u1ec1u di\u1ec7n t\u00edch kh\u00f4ng ch\u1ee7 \u0111\u1ed9ng t\u01b0\u1edbi ti\u00eau. Do \u0111\u00f3 \u0110BSH \u0111\u00e3 v\u00e0 \u0111ang th\u1ef1c hi\u1ec7n ch\u1ee7 tr\u01b0\u01a1ng ph\u00e1t tri\u1ec3n \u0111a d\u1ea1ng c\u00e1c lo\u1ea1i c\u00e2y tr\u1ed3ng c\u00f3 gi\u00e1 tr\u1ecb kinh t\u1ebf cao. \u0110\u1eadu xanh l\u00e0 m\u1ed9t trong nh\u1eefng c\u00e2y h\u1ecd \u0111\u1eadu ph\u1ed5 bi\u1ebfn, c\u00f3 gi\u00e1 tr\u1ecb dinh d\u01b0\u1ee1ng v\u00e0 th\u01b0\u01a1ng m\u1ea1i cao, c\u00f3 vai tr\u00f2 quan tr\u1ecdng trong h\u1ec7 th\u1ed1ng lu\u00e2n, xen canh, t\u0103ng v\u1ee5, c\u1ea3i t\u1ea1o v\u00e0 l\u00e0m t\u1ed1t \u0111\u1ea5t (Jiang v\u00e0 CS, 2001). Tuy nhi\u00ean s\u1ea3n xu\u1ea5t \u0111\u1eadu xanh \u1edf \u0110BSH c\u00f2n nhi\u1ec1u h\u1ea1n ch\u1ebf v\u1ec1 n\u0103ng su\u1ea5t, ch\u1ea5t l\u01b0\u1ee3ng, ch\u01b0a t\u01b0\u01a1ng x\u1ee9ng v\u1edbi \u0111i\u1ec1u ki\u1ec7n t\u1ef1 nhi\u00ean, kinh t\u1ebf, x\u00e3 h\u1ed9i c\u1ee7a v\u00f9ng. V\u00ec v\u1eady vi\u1ec7c tuy\u1ec3n ch\u1ecdn b\u1ed9 gi\u1ed1ng \u0111\u1eadu xanh ch\u1ecbu h\u1ea1n c\u00f3 vai tr\u00f2 \u0111\u1eb7c bi\u1ec7t quan tr\u1ecdng nh\u1eb1m cung c\u1ea5p ngu\u1ed3n v\u1eadt li\u1ec7u ph\u1ee5c v\u1ee5 nghi\u00ean c\u1ee9u tuy\u1ec3n ch\u1ecdn gi\u1ed1ng \u0111\u1eadu xanh th\u00edch \u1ee9ng v\u1edbi bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu, n\u00e2ng cao n\u0103ng su\u1ea5t, ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 hi\u1ec7u qu\u1ea3, t\u1eebng b\u01b0\u1edbc x\u00e2y d\u1ef1ng h\u1ec7 th\u1ed1ng canh t\u00e1c n\u00f4ng nghi\u1ec7p b\u1ec1n v\u1eefng \u1edf \u0110BSH.<\/p>\n