{"id":2233,"date":"2025-03-26T12:25:06","date_gmt":"2025-03-26T05:25:06","guid":{"rendered":"https:\/\/ifs.edu.vn\/?p=2233"},"modified":"2026-01-03T11:08:40","modified_gmt":"2026-01-03T04:08:40","slug":"ky-thuat-trong-cay-tao-dai","status":"publish","type":"post","link":"https:\/\/ifs.edu.vn\/?p=2233&lang=vi","title":{"rendered":"K\u1ef8\u00a0THU\u1eacT TR\u1ed2NG C\u00c2Y T\u00c1O \u0110\u1ea0I"},"content":{"rendered":"\n\n\n
1.<\/strong>\u00a0M\u00f4 t\u1ea3 gi\u1ed1ng<\/strong><\/p>\n

* T\u00ean:\u00a0<\/em><\/strong>T\u00e1o \u0110\u1ea1i\u00a0 thu\u1ed9c\u00a0h\u1ecd T\u00e1o<\/a>\u00a0(Rhamnaceae<\/a>).<\/p>\n

T\u00e1o \u1edf Trung t\u00e2m b\u00e1n hi\u1ec7n nay l\u00e0 t\u00e1o gh\u00e9p n\u00ean ch\u1ec9 sau 12- 18 th\u00e1ng tr\u1ed3ng l\u00e0 b\u1eaft \u0111\u1ea7u c\u00f3 qu\u1ea3.<\/p>\n

*<\/em><\/strong>\u00a0\u0110\u1eb7c \u0111i\u1ec3m gi\u1ed1ng<\/em><\/strong>: L\u00e0 c\u00e2y d\u1ec5 tr\u1ed3ng, th\u00edch h\u1ee3p cho m\u1ecdi lo\u1ea1i \u0111\u1ea5t. N\u0103ng su\u1ea5t cao v\u00e0 \u1ed5n \u0111\u1ecbnh, kh\u00f4ng c\u00f3 s\u00e2u b\u1ec7nh nguy hi\u1ec3m. N\u1ebfu \u0111\u1ed1n s\u1edbm sang n\u0103m s\u1ebd cho qu\u1ea3 s\u1edbm.<\/p>\n

2. K\u1ef9 thu\u1eadt tr\u1ed3ng<\/strong><\/p>\n

* Th\u1eddi v\u1ee5 v\u00e0 kho\u1ea3ng c\u00e1ch tr\u1ed3ng<\/em><\/strong><\/td>\n

\"\"<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Th\u1eddi v\u1ee5 tr\u1ed3ng ch\u1ee7 y\u1ebfu l\u00e0 v\u1ee5 xu\u00e2n th\u00e1ng 2-4 , n\u1ebfu c\u00e2y gi\u1ed1ng gh\u00e9p s\u1edbm c\u00f3 th\u1ec3 tr\u1ed3ng t\u1eeb th\u00e1ng 11. Sang xu\u00e2n g\u1eb7p th\u1eddi ti\u1ebft thu\u1eadn l\u1ee3i c\u00e2y sinh tr\u01b0\u1edfng nhanh. Cu\u1ed1i n\u0103m c\u00e2y s\u1ebd cho nhi\u1ec1u qu\u1ea3. Kho\u1ea3ng c\u00e1ch tr\u1ed3ng th\u00f4ng th\u01b0\u1eddng t\u1eeb 3 \u2013 4 m m\u1ed9t c\u00e2y.<\/p>\n

* H\u1ed1 tr\u1ed3ng,\u00a0<\/em><\/strong>ph\u00e2n b\u00f3n l\u00f3t<\/em><\/strong><\/p>\n

K\u00edch th\u01b0\u1edbc h\u1ed1 tr\u1ed3ng 40x40x40 cm . B\u00f3n l\u00f3t m\u1ed7i h\u1ed1 15-20 kg ph\u00e2n chu\u1ed3ng hoai m\u1ee5c + 0,5kg super l\u00e2n + 0,3kg kali + 0,2 kg v\u00f4i b\u1ed9t. C\u00e1c lo\u1ea1i ph\u00e2n \u0111\u01b0\u1ee3c tr\u1ed9n \u0111\u1ec1u v\u1edbi \u0111\u1ea5t, cho xu\u1ed1ng h\u1ed1, vun \u1ee5 n\u1ed3i so v\u1edbi m\u1eb7t \u0111\u1ea5t 20cm (kh\u00f4ng tr\u1ed3ng c\u00e2y tr\u1ef1c ti\u1ebfp v\u1edbi ph\u00e2n) N\u1ebfu kh\u00f4ng c\u00f3 ph\u00e2n chu\u1ed3ng c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng ph\u00e2n l\u00e2n vi sinh v\u1edbi l\u01b0\u1ee3ng 5 \u2013 7kg\/h\u1ed1<\/p>\n

* C\u00e1ch tr\u1ed3ng<\/em><\/strong><\/p>\n

V\u00e9t 1 h\u1ed1 nh\u1ecf \u1edf gi\u1eefa \u1ee5, \u0111\u1eb7t b\u1ea7u c\u00e2y ngang v\u1edbi m\u1eb7t \u1ee5, vun \u0111\u1ea5t n\u00e9n ch\u1eb7t xung quanh b\u1ea7u.Ph\u1ee7 r\u01a1m r\u1eafc xung quanh g\u1ed1c m\u1ed9t l\u1edbp d\u00e0y 2-3cm. T\u01b0\u1edbi ngay sau tr\u1ed3ng m\u1ed7i c\u00e2y 2-3 g\u00e1o n\u01b0\u1edbc, tr\u1eddi m\u01b0a kh\u00f4ng n\u00ean t\u01b0\u1edbi.<\/p>\n

* Ch\u0103m s\u00f3c v\u00e0 b\u00f3n ph\u00e2n<\/em><\/strong><\/p>\n

– Trong tu\u1ea7n \u0111\u1ea7u ti\u00ean m\u1ed7i ng\u00e0y t\u01b0\u1edbi cho c\u00e2y 1 l\u1ea7n v\u00e0o s\u00e1ng ho\u1eb7c chi\u1ec1u, m\u1ed7i l\u1ea7n m\u1ed9t th\u00f9ng n\u01b0\u1edbc.Sau \u0111\u00f3 c\u00e1ch 2,3 ng\u00e0y t\u01b0\u1edbi 1 l\u1ea7n cho t\u1edbi h\u1ebft th\u00e1ng.Khi c\u00e2y ph\u00e1t tri\u1ec3n s\u1ebd t\u01b0\u1edbi th\u01b0a h\u01a1n, \u0111\u1ea3m b\u1ea3o \u0111\u1ea5t lu\u00f4n \u1ea9m.<\/p>\n

– C\u00f3 th\u1ec3 n\u00f3i t\u00e1o r\u1ea5t c\u1ea7n n\u01b0\u1edbc \u1edf c\u00e1i giai \u0111o\u1ea1n sinh tr\u01b0\u1edfng, nh\u1ea5t l\u00e0 l\u00fac \u0111ang ph\u00e1t tri\u1ec3n. N\u1ebfu g\u1eb7p h\u1ea1n, kh\u00f4ng \u0111\u1ee7 n\u01b0\u1edbc, qu\u1ea3 s\u1ebd nh\u1ecf, v\u1ecf d\u00e0y , \u0103n chat, k\u00e9m ph\u1ea9m ch\u1ea5t.<\/p>\n

– H\u00e0ng n\u0103m c\u1ea7n b\u00f3n ph\u00e2n cho c\u00e2y sau thu ho\u1ea1ch v\u00e0 \u0111\u1ed1n c\u00e2y, nh\u1eb1m h\u1ed3i ph\u1ee5c s\u1ee9c cho c\u00e2y v\u1ee5 xu\u00e2n t\u1edbi, v\u1edbi l\u01b0\u1ee3ng ph\u00e2n b\u00f3n 1 c\u00e2y nh\u01b0 sau: Ph\u00e2n chu\u1ed3ng t\u1eeb 30-50kg, l\u00e2n 5- 8 kg,\u00a0 kali 3-5kg, \u0111\u1ea1m ure 0,5-1kg.<\/p>\n

– \u0110\u1ed1n T\u00e1o:\u00a0<\/em>C\u0103n c\u1ee9 \u0111\u1eb7c \u0111i\u1ec3m c\u1ee7a gi\u1ed1ng v\u00e0 m\u1ee5c \u0111\u00edch s\u1ea3n xu\u1ea5t m\u00e0 c\u00f3 c\u00e1c c\u00e1ch \u0111\u1ed1n t\u00e1o kh\u00e1c nhau. C\u00e0nh qu\u1ea3 c\u1ee7a t\u00e1o m\u1ecdc tr\u00ean c\u00e0nh m\u1eb9 ra trong v\u1ee5 xu\u00e2n c\u00f9ng n\u0103m, b\u1edfi v\u1eady \u0111\u1ed1n c\u00e0nh sao cho nhi\u1ec1u c\u00e0nh ra trong v\u1ee5 xu\u00e2n, c\u00e0nh kh\u1ecfe, c\u00f3 s\u1ea3n l\u01b0\u1ee3ng cao.C\u00f3 2 c\u00e1ch \u0111\u1ed1n nh\u01b0 sau:<\/p>\n

+\u00a0\u00a0\u0110\u1ed1n ph\u1edbt: L\u00e0m th\u01b0\u1eddng xuy\u00ean h\u00e0ng n\u0103m sau v\u1ee5 h\u00e1i qu\u1ea3 nh\u1eb1m cho s\u1ea3n l\u01b0\u1ee3ng qu\u1ea3 cao v\u00e0 \u1ed5n \u0111\u1ecbnh.<\/p>\n

+ \u00a0\u0110\u1ed1n \u0111au: nh\u1eb1m t\u1ea1o t\u00e1n \u0111\u1ed1i v\u1edbi c\u00e2y c\u00f2n nh\u1ecf 1-3 n\u0103m tu\u1ed5i v\u00e0 \u0111\u1ed1i v\u1edbi nh\u1eefng c\u00e2y \u0111\u00e3 l\u1edbn, c\u1eaft h\u1ebft c\u00e1c lo\u1ea1i c\u00e0nh ch\u1ec9 \u0111\u1ec3 l\u1ea1i m\u1ed9t \u0111o\u1ea1n g\u1ed1c c\u1ee7a 3 c\u00e0nh l\u1edbn ra trong n\u0103m tr\u01b0\u1edbc \u0111\u1ec3 t\u1ea1o t\u00e1n cho n\u0103ng su\u1ea5t cao.<\/p>\n

3. Ph\u00f2ng tr\u1eeb s\u00e2u, b\u1ec7nh h\u1ea1i<\/strong><\/p>\n

* B\u1ec7nh h\u1ea1i<\/em><\/strong><\/p>\n

\u00a0– B\u1ec7nh th\u1ed1i r\u1ec3, n\u1ee9t\u00a0<\/em>th\u00e2n<\/em>: C\u00e2y b\u1ecb b\u1ec7nh c\u00f3 t\u00e1n l\u00e1 x\u01a1 x\u00e1c, l\u00e1 \u0111\u1ed5i sang m\u1ea7u xanh nh\u1ea1t r\u1ed3i r\u1ee5ng, c\u00e0nh ch\u1ebft d\u1ea7n t\u1eeb ng\u1ecdn xu\u1ed1ng th\u00e2n ch\u00ednh. R\u1ec5 c\u00e2y th\u1ed1i, c\u00e2y ch\u1ebft. \u0110\u1ec3 ph\u00f2ng ng\u1eeba c\u1ea7n tr\u00e1nh \u1ea9m \u01b0\u1edbt \u1edf v\u00f9ng r\u1ec3.<\/p>\n

–\u00a0<\/em>B\u1ec7nh kh\u00f4 c\u00e0nh:<\/em>\u00a0Do n\u1ea5m\u00a0Colletotrichum cloeosporiodes,\u00a0<\/em>x\u00e2m nh\u1eadp v\u00e0o c\u00e0nh l\u00e0m c\u00e0nh kh\u00f4 ch\u1ebft. Tr\u00ean qu\u1ea3 gi\u00e0, n\u1ea5m x\u00e2m nh\u1eadp qua v\u1ebft th\u01b0\u01a1ng, l\u00e0m qu\u1ea3 b\u1ecb nh\u0169n. Ngo\u00e0i ra, b\u1ec7nh c\u00f2n do n\u1eafng r\u1ecdi tr\u1ef1c ti\u1ebfp trong th\u1eddi gian d\u00e0i.<\/p>\n

\u00a0– B\u1ec7nh tr\u00ean qu\u1ea3 gi\u00e0 :<\/em>\u00a0N\u1ea5m b\u1ec7nh x\u00e2m nh\u1eadp khi qu\u1ea3 \u0111ang ph\u00e1t tri\u1ec3n t\u1ea1o ra c\u00e1c \u0111i\u1ec3m \u0111en nh\u1ecf tr\u00ean v\u1ecf qu\u1ea3, h\u00ecnh d\u1ea5u c\u1ed9ng tr\u00ean v\u1ecf qu\u1ea3, c\u00e1c \u0111i\u1ec3m \u0111en n\u00e0y n\u1ee9t v\u00e0 t\u00e1ch ra, l\u00e0m gi\u1ea3m m\u1eabu m\u00e3 v\u00e0 gi\u00e1 b\u00e1n. C\u1ea7n t\u1ea1o v\u01b0\u1eddn th\u00f4ng tho\u00e1ng, d\u1ecdn s\u1ea1ch t\u00e0n d\u01b0, sau \u0111\u1eadu tr\u00e1i n\u00ean phun thu\u1ed1c ph\u00f2ng ng\u1eeba.<\/p>\n

–\u00a0B\u1ec7nh ph\u1ea5n tr\u1eafng \u1edf l\u00e1<\/em>: T\u00e1c h\u1ea1i c\u1ee7a b\u1ec7nh n\u00e0y kh\u00f4ng l\u1edbn, v\u00ec m\u00f9a sinh b\u1ec7nh l\u00e0 m\u00f9a t\u00e1o \u1edf th\u1eddi k\u1ef3 nu\u00f4i qu\u1ea3, c\u00e0nh l\u00e1 gi\u00e0 \u00edt nhi\u1ec5m b\u1ec7nh. C\u00e1ch ph\u00f2ng b\u1ec7nh t\u1ed1t nh\u1ea5t l\u00e0 v\u1edbi c\u00e2y gi\u1ed1ng n\u00ean gh\u00e9p mu\u1ed9n sau th\u00e1ng 9 v\u00e0 v\u1edbi c\u00e2y tr\u1ed3ng \u1edf v\u01b0\u1eddn kh\u00f4ng n\u00ean \u0111\u1ed1n c\u00e0nh qu\u00e1 s\u1edbm, v\u00ec c\u00e0nh l\u00e1 non n\u1ea3y l\u00ean g\u1eb7p \u0111i\u1ec1u ki\u1ec7n nhi\u1ec7t \u0111\u1ed9 th\u1ea5p (d\u01b0\u1edbi 20 \u0111\u1ed9 C) d\u1ec5 b\u1ecb nhi\u1ec5m b\u1ec7nh.<\/p>\n

– B\u1ec7nh th\u1ed1i qu\u1ea3:<\/em>\u00a0b\u1ec7nh th\u01b0\u1eddng ph\u00e1t sinh khi qu\u1ea3 gi\u00e0 s\u1eafp ch\u00edn. Qu\u1ea3 b\u1ecb b\u1ec7nh th\u1ed1i r\u1ea5t nhanh (trong 1 tu\u1ea7n c\u00f3 th\u1ec3 th\u1ed1i h\u1ebft qu\u1ea3 tr\u00ean c\u00e2y)<\/p>\n

* S\u00e2u h\u1ea1i<\/em><\/strong><\/p>\n

– C\u00f4n tr\u00f9ng h\u1ea1i r\u1ec5:<\/em>\u00a0G\u1ed3m c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng th\u01b0\u1eddng th\u1ea5y nh\u01b0 m\u1ed1i, s\u00f9ng, d\u1ebf, ki\u1ebfn, \u0111\u1eb7c bi\u1ec7t l\u00e0 r\u1ec7p s\u00e1p, t\u1eadp trung \u1edf t\u1ea7ng \u0111\u1ea5t t\u1eeb 0 \u2013 50cm, c\u00e2y b\u1ecb b\u1ec7nh c\u00f3 l\u00e1 v\u00e0ng nh\u1ea1t, c\u00e2y suy d\u1ec5 ch\u1ebft.<\/p>\n

\u00a0– B\u1ecd x\u00edt:<\/em>\u00a0C<\/strong>h\u00edch h\u00fat nh\u1ef1a ng\u1ecdn non, l\u00e1 non l\u00e0m h\u00e9o v\u00e0 ch\u00f9m \u0111\u1ecdt, \u0111\u1eb7c bi\u1ec7t l\u00e0 tr\u00e1i non t\u1ea1o ra c\u00e1c ch\u1ea5m \u0111en tr\u00ean v\u1ecf qu\u1ea3, l\u00e0m r\u1ee5ng nhi\u1ec1u qu\u1ea3, l\u00e0 c\u1eeda ng\u00f5 x\u00e2m nh\u1eadp c\u1ee7a nhi\u1ec1u lo\u1ea1i n\u1ea5m b\u1ec7nh, l\u00e0m gi\u1ea3m r\u1ea5t r\u1ecf n\u0103ng su\u1ea5t v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng qu\u1ea3.<\/p>\n

– M\u1ecdt \u0111\u1ee5c th\u00e2n c\u00e0nh:\u00a0<\/em>Xu\u1ea5t kh\u00e1 ph\u1ed5 bi\u1ebfn tr\u00ean c\u00e1c v\u01b0\u1eddn b\u01a1, t\u1ea1o nhi\u1ec1u l\u1ed5 \u0111\u1ee5c nh\u1ecf tr\u00ean th\u00e2n, c\u00e0nh (kh\u00e1c v\u1edbi s\u00e2u \u0111\u1ee5c c\u00e0nh) v\u1edbi l\u1edbp ph\u1ea5n tr\u1eafng \u1edf l\u1ed5 \u0111\u1ee5c (c\u00f3 th\u1ec3 l\u00e0 n\u1ea5m) xu\u1ea5t hi\u1ec7n t\u1eeb gi\u1eefa m\u00f9a m\u01b0a kh\u00e1 r\u1ed9 v\u00e0o \u0111\u1ea7u \u0111\u1ebfn gi\u1eefa m\u00f9a kh\u00f4, l\u1ed5 \u0111\u1ee5c tuy nh\u1ecf v\u00e0 \u0111\u01b0\u1eddng \u0111\u1ee5c ng\u1eafn nh\u01b0ng l\u00e0m gi\u1ea3m qu\u00e1 tr\u00ecnh sinh tr\u01b0\u1edfng, ph\u00e1t tri\u1ec3n v\u00e0 c\u00e0nh d\u1ec5 g\u00e3y.<\/p>\n

4. Thu ho\u1ea1ch<\/strong><\/p>\n

T\u00e1o \u0111\u01b0\u1ee3c thu ho\u1ea1ch sau 2-3 th\u00e1ng ra hoa, khi qu\u1ea3 to, c\u0103ng m\u1ecdng v\u1ecf v\u00e0 s\u00e1ng m\u00e0u. Thu ho\u1ea1ch t\u00e1o th\u1ee7 c\u00f4ng v\u00e0 tr\u00e1nh l\u00e0m d\u1eadp n\u00e1t trong khi v\u1eadn chuy\u1ec3n.<\/p>\n","protected":false},"excerpt":{"rendered":"

1.\u00a0M\u00f4 t\u1ea3 gi\u1ed1ng * T\u00ean:\u00a0T\u00e1o \u0110\u1ea1i\u00a0 thu\u1ed9c\u00a0h\u1ecd T\u00e1o\u00a0(Rhamnaceae). T\u00e1o \u1edf Trung t\u00e2m b\u00e1n hi\u1ec7n nay l\u00e0 t\u00e1o gh\u00e9p n\u00ean ch\u1ec9 sau 12- 18 th\u00e1ng tr\u1ed3ng l\u00e0 b\u1eaft \u0111\u1ea7u c\u00f3 qu\u1ea3. *\u00a0\u0110\u1eb7c \u0111i\u1ec3m gi\u1ed1ng: L\u00e0 c\u00e2y d\u1ec5 tr\u1ed3ng, th\u00edch h\u1ee3p cho m\u1ecdi lo\u1ea1i \u0111\u1ea5t. N\u0103ng su\u1ea5t cao v\u00e0 \u1ed5n \u0111\u1ecbnh, kh\u00f4ng c\u00f3 s\u00e2u b\u1ec7nh nguy hi\u1ec3m. […]<\/p>\n","protected":false},"author":5,"featured_media":2234,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[29],"tags":[],"class_list":["post-2233","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ky-thuat-trong-cay-va-cham-soc-cay-an-qua"],"_links":{"self":[{"href":"https:\/\/ifs.edu.vn\/index.php?rest_route=\/wp\/v2\/posts\/2233","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ifs.edu.vn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ifs.edu.vn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ifs.edu.vn\/index.php?rest_route=\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/ifs.edu.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2233"}],"version-history":[{"count":2,"href":"https:\/\/ifs.edu.vn\/index.php?rest_route=\/wp\/v2\/posts\/2233\/revisions"}],"predecessor-version":[{"id":3881,"href":"https:\/\/ifs.edu.vn\/index.php?rest_route=\/wp\/v2\/posts\/2233\/revisions\/3881"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ifs.edu.vn\/index.php?rest_route=\/wp\/v2\/media\/2234"}],"wp:attachment":[{"href":"https:\/\/ifs.edu.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2233"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ifs.edu.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2233"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ifs.edu.vn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2233"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}