{"id":696,"date":"2017-03-09T14:35:26","date_gmt":"2017-03-09T07:35:26","guid":{"rendered":"http:\/\/demo.prc.maiatech.com.vn\/?p=696"},"modified":"2017-11-23T14:28:49","modified_gmt":"2017-11-23T07:28:49","slug":"ket-qua-nghien-cuu-sinh-truong-phat-trien-cua-cay-che-con-giong-shan-chat-tien-camellia-sinensis-nhan-giong-bang-phuong-phap-nuoi-cay-mo-o-dieu-kien-dong-ruong","status":"publish","type":"post","link":"https:\/\/prc.org.vn\/?p=696","title":{"rendered":"K\u1ebft qu\u1ea3 nghi\u00ean c\u1ee9u sinh tr\u01b0\u1edfng, ph\u00e1t tri\u1ec3n c\u1ee7a c\u00e2y ch\u00e8 con gi\u1ed1ng Shan ch\u1ea5t ti\u1ec1n (Camellia sinensis) nh\u00e2n gi\u1ed1ng b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p nu\u00f4i c\u1ea5y m\u00f4 \u1edf \u0111i\u1ec1u ki\u1ec7n \u0111\u1ed3ng ru\u1ed9ng"},"content":{"rendered":"\n\n\n
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\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Di\u1ec7n t\u00edch ch\u00e8 c\u1ee7a Vi\u1ec7t Nam \u0111\u00e3 t\u0103ng nhanh ch\u00f3ng trong v\u00e0i th\u1eadp k\u1ef7 qua, hi\u1ec7n nay di\u1ec7n t\u00edch ch\u00e8 c\u1ea3 n\u01b0\u1edbc kho\u1ea3ng 131 ng\u00e0n ha, m\u1ee5c ti\u00eau ph\u00e1t tri\u1ec3n chung c\u1ee7a ng\u00e0nh ch\u00e8 \u0111\u1ebfn n\u0103m 2015 s\u1ebd tr\u1ed3ng m\u1edbi v\u00e0 thay th\u1ebf di\u1ec7n t\u00edch ch\u00e8 c\u0169 \u0111\u1ea1t m\u1ee9c \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh kho\u1ea3ng 150.000 ha, n\u0103ng su\u1ea5t b\u00ecnh qu\u00e2n \u0111\u1ea1t 8-9 t\u1ea5n b\u00fap\/ha, gi\u00e1 tr\u1ecb thu nh\u1eadp b\u00ecnh qu\u00e2n \u0111\u1ea1t 35-40 tri\u1ec7u \u0111\u1ed3ng\/ha. \u0110\u1ec3 g\u00f3p ph\u1ea7n \u0111\u1ea1t m\u1ee5c ti\u00eau \u0111\u00f3, c\u00e1c nh\u00e0 khoa h\u1ecdc kh\u00f4ng ng\u1eebng n\u1ed7 l\u1ef1c nghi\u00ean c\u1ee9u c\u1ea3i ti\u1ebfn k\u1ef9 thu\u1eadt th\u00e2m canh, ch\u1ebf bi\u1ebfn, c\u1ea3i t\u1ea1o gi\u1ed1ng, nh\u00e2n gi\u1ed1ng, \u2026 Bi\u1ec7n ph\u00e1p nh\u00e2n gi\u1ed1ng \u0111\u00e3 ng\u00e0y c\u00e0ng \u0111\u01b0\u1ee3c ho\u00e0n thi\u1ec7n, nhi\u1ec1u bi\u1ec7n ph\u00e1p k\u1ef9 thu\u1eadt \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng ri\u00eang cho t\u1eebng gi\u1ed1ng n\u00ean t\u1ef7 l\u1ec7 xu\u1ea5t v\u01b0\u1eddn ng\u00e0y c\u00e0ng cao v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng c\u00e2y gi\u1ed1ng ng\u00e0y c\u00e0ng t\u1ed1t \u0111\u00e1p \u1ee9ng \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u c\u1ee7a s\u1ea3n xu\u1ea5t ch\u00e8. C\u00e1c ph\u01b0\u01a1ng ph\u00e1p nh\u00e2n gi\u1ed1ng ch\u00e8 \u0111ang ph\u1ed5 bi\u1ebfn trong s\u1ea3n xu\u1ea5t l\u00e0 nh\u00e2n gi\u1ed1ng b\u1eb1ng h\u1ea1t v\u00e0 b\u1eb1ng gi\u00e2m hom.<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0Ng\u00e0y nay, v\u1edbi ti\u1ebfn b\u1ed9 c\u1ee7a c\u00f4ng ngh\u1ec7 sinh h\u1ecdc, nhi\u1ec1u lo\u1ea1i c\u00e2y tr\u1ed3ng \u0111\u00e3 \u0111\u01b0\u1ee3c nh\u00e2n gi\u1ed1ng b\u1eb1ng c\u00f4ng ngh\u1ec7 nu\u00f4i c\u1ea5y m\u00f4 t\u1ebf b\u00e0o. \u0110\u00e2y l\u00e0 ph\u01b0\u01a1ng ph\u00e1p hi\u1ec7n \u0111\u1ea1i, c\u00e2y gi\u1ed1ng s\u1ea3n xu\u1ea5t theo ph\u01b0\u01a1ng ph\u00e1p n\u00e0y sinh tr\u01b0\u1edfng kh\u1ecfe, s\u1ea1ch b\u1ec7nh, ti\u1ec1m n\u0103ng n\u0103ng su\u1ea5t cao. C\u00e2y gi\u1ed1ng s\u1ea3n xu\u1ea5t b\u1eb1ng nu\u00f4i c\u1ea5y m\u00f4 t\u1ebf b\u00e0o \u0111\u00e3 v\u00e0 \u0111ang kh\u1eb3ng \u0111\u1ecbnh t\u00ednh \u01b0u vi\u1ec7t v\u00e0 l\u00e0 l\u1ef1a ch\u1ecdn c\u1ee7a s\u1ea3n xu\u1ea5t h\u00e0ng h\u00f3a nh\u01b0 c\u00e1c lo\u1ea1i hoa lan, hoa \u0111\u1ed3ng ti\u1ec1n, c\u00e2y \u0103n qu\u1ea3 nh\u01b0 chu\u1ed1i, c\u00e2y c\u00f3 m\u00fai s\u1ea1ch b\u1ec7nh, c\u00e2y l\u00e2m nghi\u1ec7p, \u2026 C\u00e2y ch\u00e8 \u0111\u00e3 \u0111\u01b0\u1ee3c nh\u00e2n gi\u1ed1ng th\u00e0nh c\u00f4ng b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p nu\u00f4i c\u1ea5y m\u00f4 \u1edf nhi\u1ec1u n\u01b0\u1edbc. Nh\u1eefng nghi\u00ean c\u1ee9u v\u1ec1 nu\u00f4i c\u1ea5y m\u00f4 ch\u00e8 \u0111\u01b0\u1ee3c \u0111\u00e3 \u1ee9ng d\u1ee5ng trong c\u00f4ng t\u00e1c ch\u1ecdn t\u1ea1o gi\u1ed1ng m\u1edbi, nh\u00e2n nhanh nh\u1eefng c\u00e2y ch\u00e8 qu\u00fd t\u1eeb s\u1ed1 l\u01b0\u1ee3ng \u00edt \u1ecfi ban \u0111\u1ea7u. Nghi\u00ean c\u1ee9u nh\u00e2n gi\u1ed1ng ch\u00e8 b\u1eb1ng nu\u00f4i c\u1ea5y m\u00f4 \u1edf Vi\u1ec7n KHKT n\u00f4ng l\u00e2m nghi\u1ec7p mi\u1ec1n n\u00fai ph\u00eda B\u1eafc \u0111\u00e3 \u1ee9ng d\u1ee5ng r\u1ea5t hi\u1ec7u qu\u1ea3 trong vi\u1ec7c r\u00fat ng\u1eafn th\u1eddi gian ch\u1ecdn t\u1ea1o gi\u1ed1ng ch\u00e8 m\u1edbi. Trong ph\u1ea1m vi b\u00e0i vi\u1ebft n\u00e0y, ch\u00fang t\u00f4i t\u00f3m t\u1eaft k\u1ebft qu\u1ea3 nghi\u00ean c\u1ee9u v\u1ec1 sinh tr\u01b0\u1edfng ph\u00e1t tri\u1ec3n c\u1ee7a c\u00e2y ch\u00e8 nu\u00f4i c\u1ea5y m\u00f4 tr\u1ed3ng tr\u00ean \u0111\u1ed3ng ru\u1ed9ng m\u1ed9t n\u0103m tu\u1ed5i.<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0V\u1eadt li\u1ec7u nghi\u00ean c\u1ee9u l\u00e0 gi\u1ed1ng ch\u00e8 Shan Ch\u1ea5t ti\u1ec1n (Shan CT), \u0111\u01b0\u1ee3c nh\u00e2n b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p gi\u00e2m hom (GH) v\u00e0 nu\u00f4i c\u1ea5y m\u00f4 (NCM), c\u00e2y gi\u1ed1ng \u0111\u00e3 qua giai \u0111o\u1ea1n v\u01b0\u1eddn \u01b0\u01a1m 10 th\u00e1ng. Ch\u00e8 th\u00ed nghi\u1ec7m tr\u1ed3ng th\u00e1ng 11 n\u0103m 2010.<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0Th\u00ed nghi\u1ec7m g\u1ed3m ch\u00e8 nu\u00f4i c\u1ea5y m\u00f4 so s\u00e1nh v\u1edbi ch\u00e8 gi\u00e2m hom \u0111\u01b0\u1ee3c b\u1ed1 tr\u00ed v\u1edbi 3 l\u1ea7n nh\u1eafc l\u1ea1i theo kh\u1ed1i ng\u1eabu nhi\u00ean \u0111\u1ea7y \u0111\u1ee7, di\u1ec7n t\u00edch \u00f4 th\u00ed nghi\u1ec7m 30m2<\/sup>. Ch\u00e8 tr\u1ed3ng h\u00e0ng k\u00e9p, h\u00e0ng l\u1edbn c\u00e1ch nhau 1,8m h\u00e0ng k\u00e9p c\u00e1ch nhau 0,4m, m\u1eadt \u0111\u1ed9 tr\u1ed3ng 2,2 v\u1ea1n c\u00e2y\/ha. C\u00e1c \u00f4 ch\u00e8 th\u00ed nghi\u1ec7m \u0111\u01b0\u1ee3c b\u00f3n ph\u00e2n v\u00e0 ch\u0103m s\u00f3c nh\u01b0 \u1edf \u0111i\u1ec1u ki\u1ec7n s\u1ea3n xu\u1ea5t.<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0Ch\u1ec9 ti\u00eau theo d\u00f5i: T\u1ef7 l\u1ec7 s\u1ed1ng c\u1ee7a c\u00e2y ch\u00e8 sau tr\u1ed3ng 2, 4, 6 v\u00e0 12 th\u00e1ng. Sinh tr\u01b0\u1edfng c\u1ee7a c\u00e2y ch\u00e8 con: chi\u1ec1u cao c\u00e2y, \u0111\u01b0\u1eddng k\u00ednh g\u1ed1c, chi\u1ec1u cao ph\u00e2n c\u00e0nh, s\u1ed1 c\u00e0nh c\u1ea5p 1, s\u1ed1 c\u00e0nh c\u1ea5p 2, sinh tr\u01b0\u1edfng c\u1ee7a b\u00fap ch\u00e8. Y\u1ebfu t\u1ed1 c\u1ea5u th\u00e0nh n\u0103ng su\u1ea5t: s\u1ed1 l\u01b0\u1ee3ng b\u00fap c\u00f3 tr\u00ean 1 c\u00e2y v\u00e0 kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a b\u00fap. N\u0103ng su\u1ea5t th\u1ef1c thu: h\u00e1i t\u1ea5t c\u1ea3 b\u00fap \u0111\u1ee7 ti\u00eau chu\u1ea9n g\u1ed3m 1 t\u00f4m v\u00e0 3 l\u00e1 \u1edf c\u00e1c l\u1ee9a h\u00e1i v\u00e0 c\u00e2n s\u1ea3n l\u01b0\u1ee3ng th\u1ef1c t\u1ebf. \u00a0T\u1ef7 l\u1ec7 bi\u1ebfn d\u1ecb c\u1ee7a c\u00e2y ch\u00e8 con sau tr\u1ed3ng 6 th\u00e1ng v\u00e0 1 n\u0103m.<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0 K\u1ebft qu\u1ea3 nghi\u00ean c\u1ee9u cho th\u1ea5y:<\/strong><\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0– Ch\u00e8 con \u0111\u01b0\u1ee3c nh\u00e2n gi\u1ed1ng b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p nu\u00f4i c\u00e2y m\u00f4 c\u00f3 s\u1ee9c ch\u1ed1ng ch\u1ecbu t\u1ed1t h\u01a1n v\u00e0 t\u1ec9 l\u1ec7 s\u1ed1ng sau tr\u1ed3ng cao h\u01a1n ch\u00e8 con \u0111\u01b0\u1ee3c t\u1ea1o ra b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p gi\u00e2m hom. Sau tr\u1ed3ng 12 th\u00e1ng t\u1ef7 l\u1ec7 s\u1ed1ng ch\u00e8 con nu\u00f4i c\u1ea5y m\u00f4 \u0111\u1ea1t 95,47%, ch\u00e8 gi\u00e2m hom \u0111\u1ea1t 95,09%.<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0– Ch\u00e8 con nu\u00f4i c\u1ea5y m\u00f4 c\u00f3 s\u1ee9c sinh tr\u01b0\u1edfng kh\u1ecfe h\u01a1n ch\u00e8 con gi\u00e2m hom. \u0110\u01b0\u1eddng k\u00ednh g\u1ed1c sau 1 n\u0103m \u0111\u1ea1t 1,75 cm, cao h\u01a1n c\u00e2y ch\u00e8 gi\u00e2m hom \u0111\u1ea1t (1,45 cm); chi\u1ec1u cao c\u00e2y ch\u00e8 nu\u00f4i c\u1ea5y m\u00f4 \u0111\u1ea1t 84,45 cm, cao h\u01a1n ch\u00e8 gi\u00e2m hom (79,33 cm); s\u1ed1 c\u00e0nh c\u1ea5p 1 v\u00e0 c\u1ea5p 2 \u0111\u1ec1u nhi\u1ec1u h\u01a1n ch\u00e8 nh\u00e2n gi\u1ed1ng b\u1eb1ng gi\u00e2m hom.<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0– Th\u1eddi gian sinh tr\u01b0\u1edfng b\u00fap c\u1ee7a ch\u00e8 Shan NCM v\u00e0 gi\u00e2m hom t\u01b0\u01a1ng \u0111\u01b0\u01a1ng nhau, tuy nhi\u00ean b\u00fap c\u1ee7a ch\u00e8 NCM sinh tr\u01b0\u1edfng m\u1ea1nh h\u01a1n, b\u00fap non l\u00e2u h\u01a1n, chi\u1ec1u d\u00e0i \u0111\u1ee3t sinh tr\u01b0\u1edfng \u0111\u1ea1t 35,8 cm d\u00e0i h\u01a1n b\u00fap c\u1ee7a ch\u00e8 gi\u00e2m hom (32,5 cm).<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0– N\u0103ng su\u1ea5t ch\u00e8 nu\u00f4i c\u00e2y m\u00f4 1 n\u0103m tu\u1ed5i \u0111\u1ea1t 640,29 kg\/ha) ch\u00e8 gi\u00e2m hom (435,86 kg\/ha).<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0– C\u00e2y ch\u00e8 b\u1ecb bi\u1ebfn d\u1ecb trong qu\u00e1 tr\u00ecnh nu\u00f4i c\u1ea5y m\u00f4 sinh tr\u01b0\u1edfng \u1edf \u0111\u1ed3ng ru\u1ed9ng k\u00e9m, n\u0103ng su\u1ea5t th\u1ea5p, c\u1ea7n \u0111\u01b0\u1ee3c lo\u1ea1i b\u1ecf ngay t\u1eeb n\u01b0\u01a1ng ch\u00e8 1 n\u0103m tu\u1ed5i.<\/p>\n

\u00a0 \u00a0 \u00a0 \u00a0Xem b\u00e1o c\u00e1o chi ti\u1ebft t\u1ea1i \u0111\u00e2y<\/a><\/p>\n<\/td>\n<\/tr>\n

<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/td>\n<\/tr>\n
Cao Th\u1ecb Huy\u1ec1n, Nguy\u1ec5n V\u0103n Thi\u1ec7p<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"excerpt":{"rendered":"

\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Di\u1ec7n t\u00edch ch\u00e8 c\u1ee7a Vi\u1ec7t Nam \u0111\u00e3 t\u0103ng nhanh ch\u00f3ng trong v\u00e0i th\u1eadp k\u1ef7 qua, hi\u1ec7n nay di\u1ec7n t\u00edch<\/p>\n","protected":false},"author":4,"featured_media":466,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[47],"tags":[],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/prc.org.vn\/index.php?rest_route=\/wp\/v2\/posts\/696"}],"collection":[{"href":"https:\/\/prc.org.vn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/prc.org.vn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/prc.org.vn\/index.php?rest_route=\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/prc.org.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=696"}],"version-history":[{"count":3,"href":"https:\/\/prc.org.vn\/index.php?rest_route=\/wp\/v2\/posts\/696\/revisions"}],"predecessor-version":[{"id":1876,"href":"https:\/\/prc.org.vn\/index.php?rest_route=\/wp\/v2\/posts\/696\/revisions\/1876"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/prc.org.vn\/index.php?rest_route=\/wp\/v2\/media\/466"}],"wp:attachment":[{"href":"https:\/\/prc.org.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=696"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/prc.org.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=696"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/prc.org.vn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=696"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}