{"id":9745,"date":"2012-02-13T03:33:42","date_gmt":"2012-02-12T20:33:42","guid":{"rendered":"http:\/\/vafs.gov.vn\/vn\/2012\/02\/ky-thuat-trong-cay-tai-chua-lay-qua\/"},"modified":"2013-10-06T09:02:36","modified_gmt":"2013-10-06T02:02:36","slug":"ky-thuat-trong-cay-tai-chua-lay-qua","status":"publish","type":"post","link":"https:\/\/vafs.gov.vn\/vn\/ky-thuat-trong-cay-tai-chua-lay-qua\/","title":{"rendered":"K\u1ef9 thu\u1eadt tr\u1ed3ng c\u00e2y Tai chua l\u1ea5y qu\u1ea3"},"content":{"rendered":"

\u0110\u1eb7ng Quang H\u01b0ng<\/strong> <\/p>\n

Trung t\u00e2m \u1ee8ng d\u1ee5ng KHKT L\u00e2m Nghi\u1ec7p<\/em> <\/p>\n

T\u00d3M T\u1eaeT<\/strong> <\/p>\n

Tai chua l\u00e0 lo\u00e0i c\u00e2y b\u1ea3n \u0111\u1ecba \u0111a t\u00e1c d\u1ee5ng, v\u1eeba cho s\u1ea3n ph\u1ea9m g\u1ed7, v\u1eeba cho s\u1ea3n ph\u1ea9m l\u00e2m s\u1ea3n ngo\u00e0i g\u1ed7 (LSNG) nh\u01b0 qu\u1ea3, nh\u1ef1a, c\u00e0nh l\u00e1 non,… Nhu c\u1ea7u g\u00e2y tr\u1ed3ng Tai chua l\u1ea5y qu\u1ea3 trong th\u1ef1c ti\u1ec5n l\u00e0 r\u1ea5t l\u1edbn, \u0111\u1eb7c bi\u1ec7t l\u00e0 nh\u1eefng gi\u1ed1ng cho n\u0103ng su\u1ea5t cao v\u00e0 nhanh thu ho\u1ea1ch. Tuy nhi\u00ean c\u01a1 s\u1edf khoa h\u1ecdc v\u00e0 th\u1ef1c ti\u1ec5n cho vi\u1ec7c g\u00e2y tr\u1ed3ng v\u00e0 ph\u00e1t tri\u1ec3n c\u00e2y Tai chua \u1edf n\u01b0\u1edbc ta th\u00ec ch\u01b0a nhi\u1ec1u, ch\u1ee7 y\u1ebfu m\u1edbi t\u1eadp trung v\u00e0o m\u00f4 t\u1ea3 \u0111\u1eb7c \u0111i\u1ec3m h\u00ecnh th\u00e1i, ph\u00e2n b\u1ed1. V\u00ec v\u1eady vi\u1ec7c nghi\u00ean c\u1ee9u k\u1ef9 thu\u1eadt g\u00e2y tr\u1ed3ng c\u00e2y Tai chua (Garcinia cowa Roxb<\/em>) \u0111\u1ec3 l\u1ea5y qu\u1ea3 \u0111\u1eb7t ra l\u00e0 r\u1ea5t c\u1ea7n thi\u1ebft nh\u1eb1m b\u1ed5 sung th\u00eam c\u01a1 s\u1edf khoa h\u1ecdc cho vi\u1ec7c g\u00e2y tr\u1ed3ng v\u00e0 ph\u00e1t tri\u1ec3n c\u00e2y Tai chua g\u00f3p ph\u1ea7n x\u00f3a \u0111\u00f3i gi\u1ea3m ngh\u00e8o, n\u00e2ng cao thu nh\u1eadp c\u1ea3i thi\u1ec7n \u0111\u1eddi s\u1ed1ng ng\u01b0\u1eddi d\u00e2n l\u00e0m ngh\u1ec1 r\u1eebng.K\u1ebft qu\u1ea3 nghi\u00ean c\u1ee9u: <\/p>\n

-B\u1ed5 sung \u0111\u01b0\u1ee3c m\u1ed9t s\u1ed1 \u0111\u1eb7c \u0111i\u1ec3m l\u00e2m h\u1ecdc c\u1ee7a c\u00e2y Tai chua, t\u1eeb \u0111\u00f3 l\u1ef1a ch\u1ecdn \u0111u\u1ee3c 20 c\u00e2y Tr\u1ed9i \u0111\u1ec3 l\u1ea5y v\u1eadt li\u1ec7u gi\u1ed1ng c\u00f3 \u0111\u1ea7y \u0111\u1ee7 c\u00e1c y\u1ebfu t\u1ed1: <\/p>\n

+ Tu\u1ed5i c\u00e2y tr\u1ed9i th\u00e0nh th\u1ee5c <\/p>\n

+ Chu k\u1ef3 sai qu\u1ea3 h\u00e0ng n\u0103m, qu\u1ea3 to, ch\u1ea5t l\u01b0\u1ee3ng ngon, m\u1eabu m\u00e3 \u0111\u1eb9p.- \u0110\u1ec1 t\u00e0i \u0111\u00e3 x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c ph\u01b0\u01a1ng ph\u00e1p nh\u00e2n gi\u1ed1ng hi\u1ec7u qu\u1ea3 cho c\u00e2y Tai chua nh\u01b0 sau: <\/p>\n

\u00b7H\u1ea1t Tai chua sau khi \u0111\u01b0\u1ee3c l\u00e0m s\u1ea1ch v\u1ecf \u0111em x\u1eed l\u00fd b\u1eb1ng n\u01b0\u1edbc \u1ea5m v\u00e0 \u1ee7 (t\u1ef7 l\u1ec7 n\u1ea3y m\u1ea7m \u0111\u1ea1t 84% sau th\u1eddi gian 1,5 th\u00e1ng). <\/p>\n

\u00b7Ph\u01b0\u01a1ng ph\u00e1p gh\u00e9p n\u00eam cho t\u1ef7 l\u1ec7 s\u1ed1ng cao nh\u1ea5t \u0111\u1ea1t t\u1edbi 71,4%. <\/p>\n

\u00b7Th\u1eddi gian gh\u00e9p t\u1ed1t nh\u1ea5t l\u00e0 v\u00e0o v\u00e0o v\u1ee5 Xu\u00e2n (th\u00e1ng 2-3), t\u1ef7 l\u1ec7 s\u1ed1ng \u0111\u1ea1t 72,9%. <\/p>\n

\u00b7T\u1ef7 l\u1ec7 s\u1ed1ng c\u1ee7a c\u00e2y Tai chua t\u1ea1i c\u00e1c m\u00f4 h\u00ecnh th\u00ed nghi\u1ec7m kh\u00e1 cao (>90%). Ch\u01b0a th\u1ea5y r\u00f5 s\u1ef1 sai kh\u00e1c gi\u1eefa c\u00e1c m\u1eadt \u0111\u1ed9 tr\u1ed3ng. V\u1edbi vi\u1ec7c b\u00f3n ph\u00e2n theo c\u00f4ng th\u1ee9c 0,3kg NPK + 2kg ph\u00e2n chu\u1ed3ng cho sinh tr\u01b0\u1edfng c\u1ee7a c\u00e2yt\u1ed1t nh\u1ea5t.\u00b7Ph\u01b0\u01a1ng th\u1ee9c tr\u1ed3ng c\u00e2y Tai chua ph\u00e2n t\u00e1n trong c\u00e1c h\u1ed9 gia \u0111\u00ecnh v\u00e0 tr\u1ed3ng xen c\u00e2y n\u00f4ng nghi\u1ec7p (S\u1eafn, g\u1eebng,…) cho th\u1ea5y sinh tr\u01b0\u1edfng t\u1ed1t, l\u1ea1i v\u1eeba t\u1eadn d\u1ee5ng \u0111\u01b0\u1ee3c \u0111\u1ea5t s\u1ea3n xu\u1ea5t n\u00f4ng nghi\u1ec7p \u0111\u1ec3 t\u0103ng thu nh\u1eadp. <\/p>\n

T\u1eeb kh\u00f3a:<\/strong> K\u1ef9 thu\u1eadt tr\u1ed3ng Tai chua <\/p>\n

\u0110\u1eb6T V\u1ea4N \u0110\u1ec0<\/strong> <\/p>\n

Tai chua l\u00e0 lo\u00e0i c\u00e2y b\u1ea3n \u0111\u1ecba \u0111a t\u00e1c d\u1ee5ng, v\u1eeba cho s\u1ea3n ph\u1ea9m g\u1ed7, v\u1eeba cho s\u1ea3n ph\u1ea9m l\u00e2m s\u1ea3n ngo\u00e0i g\u1ed7 (LSNG) nh\u01b0 qu\u1ea3, nh\u1ef1a, c\u00e0nh l\u00e1 non,… n\u00ean l\u00e0 lo\u00e0i c\u00e2y r\u1ea5t c\u00f3 gi\u00e1 tr\u1ecb. Hi\u1ec7n nay, nhi\u1ec1u lo\u00e0i acid v\u00e0 ch\u1ea5t h\u00f3a h\u1ecdc trong v\u1ecf qu\u1ea3, th\u00e2n, c\u00e0nh, l\u00e1 c\u00e2y Tai chua \u0111\u01b0\u1ee3c ph\u00e1t hi\u1ec7n v\u00e0 chi\u1ebft su\u1ea5t, trong \u0111\u00f3 c\u00f3 nhi\u1ec1u ch\u1ea5t c\u00f3 t\u00e1c d\u1ee5ng \u0111\u1eb7c bi\u1ec7t d\u00f9ng trong c\u00e1c lo\u1ea1i thu\u1ed1c ch\u1ed1ng ung th\u01b0. <\/p>\n

Nhu c\u1ea7u g\u00e2y tr\u1ed3ng Tai chua l\u1ea5y qu\u1ea3 trong th\u1ef1c ti\u1ec5n l\u00e0 r\u1ea5t l\u1edbn, \u0111\u1eb7c bi\u1ec7t l\u00e0 nh\u1eefng gi\u1ed1ng cho n\u0103ng su\u1ea5t cao v\u00e0 nhanh thu ho\u1ea1ch. Tuy nhi\u00ean, c\u01a1 s\u1edf khoa h\u1ecdc v\u00e0 th\u1ef1c ti\u1ec5n cho vi\u1ec7c g\u00e2y tr\u1ed3ng v\u00e0 ph\u00e1t tri\u1ec3n c\u00e2y Tai chua \u1edf n\u01b0\u1edbc ta th\u00ec ch\u01b0a nhi\u1ec1u, ch\u1ee7 y\u1ebfu m\u1edbi t\u1eadp trung v\u00e0o m\u00f4 t\u1ea3 \u0111\u1eb7c \u0111i\u1ec3m h\u00ecnh th\u00e1i, ph\u00e2n b\u1ed1. Xu\u1ea5t ph\u00e1t t\u1eeb th\u1ef1c ti\u1ec5n \u0111\u00f3, \u0111\u1ec1 t\u00e0i “Nghi\u00ean c\u1ee9u k\u1ef9 thu\u1eadt g\u00e2y tr\u1ed3ng c\u00e2y Tai chua (Garcinia cowa Roxb<\/em>) \u0111\u1ec3 l\u1ea5y qu\u1ea3” \u0111\u1eb7t ra l\u00e0 r\u1ea5t c\u1ea7n thi\u1ebft nh\u1eb1m x\u00e2y d\u1ef1ng nh\u1eefng c\u01a1 s\u1edf khoa h\u1ecdc cho vi\u1ec7c g\u00e2y tr\u1ed3ng, ph\u00e1t tri\u1ec3n c\u00e2y Tai chua \u1edf n\u01b0\u1edbc ta, g\u00f3p ph\u1ea7n x\u00f3a \u0111\u00f3i gi\u1ea3m ngh\u00e8o, n\u00e2ng cao thu nh\u1eadp c\u1ea3i thi\u1ec7n \u0111\u1eddi s\u1ed1ng ng\u01b0\u1eddi d\u00e2n l\u00e0m ngh\u1ec1 r\u1eebng. <\/p>\n

(K\u1ebft qu\u1ea3 nghi\u00ean c\u1ee9u khoa h\u1ecdc c\u00f4ng ngh\u1ec7 giai \u0111o\u1ea1n 2006-2010, trang 121-128)<\/em> <\/p>\n","protected":false},"excerpt":{"rendered":"

\nNhu c\u1ea7u gây tr\u1ed3ng Tai chua l\u1ea5y qu\u1ea3 trong th\u1ef1c ti\u1ec5n là r\u1ea5t l\u1edbn, \u0111\u1eb7c bi\u1ec7t là nh\u1eefng gi\u1ed1ng cho n\u0103ng su\u1ea5t cao và nhanh thu ho\u1ea1ch. Tuy nhiên c\u01a1 s\u1edf khoa h\u1ecdc và th\u1ef1c ti\u1ec5n cho vi\u1ec7c gây tr\u1ed3ng và phát tri\u1ec3n cây Tai chua \u1edf n\u01b0\u1edbc ta thì ch\u01b0a nhi\u1ec1u, ch\u1ee7 y\u1ebfu m\u1edbi t\u1eadp trung vào mô t\u1ea3 \u0111\u1eb7c \u0111i\u1ec3m hình thái, phân b\u1ed1.<\/span><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[21],"tags":[],"_links":{"self":[{"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts\/9745"}],"collection":[{"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/comments?post=9745"}],"version-history":[{"count":1,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts\/9745\/revisions"}],"predecessor-version":[{"id":11198,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/posts\/9745\/revisions\/11198"}],"wp:attachment":[{"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/media?parent=9745"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/categories?post=9745"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vafs.gov.vn\/vn\/wp-json\/wp\/v2\/tags?post=9745"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}