{"id":2243,"date":"2025-03-26T12:28:41","date_gmt":"2025-03-26T05:28:41","guid":{"rendered":"https:\/\/ifs.edu.vn\/?p=2243"},"modified":"2026-01-03T11:07:58","modified_gmt":"2026-01-03T04:07:58","slug":"ky-thuat-trong-cay-sau-ghep-dracontomelum-duperreanum-pierre","status":"publish","type":"post","link":"https:\/\/ifs.edu.vn\/?p=2243&lang=vi","title":{"rendered":"K\u1ef8 THU\u1eacT TR\u1ed2NG C\u00c2Y S\u1ea4U GH\u00c9P (Dracontomelum duperreanum\u00a0Pierre)"},"content":{"rendered":"

1. M\u00f4 t\u1ea3 gi\u1ed1ng<\/strong><\/p>\n\n\n\n
* T\u00ean<\/em><\/strong>:<\/strong>\u00a0S\u1ea5u c\u00f3 t\u00ean khoa h\u1ecdc l\u00e0\u00a0\u00a0Dracontomelum duperreanum\u00a0Pierre\u00a0<\/em>thu\u1ed9c h\u1ecd Xo\u00e0i (Anacardiaceae). S\u1ea5u gh\u00e9p \u0111ang \u0111\u01b0\u1ee3c b\u00e1n \u1edf v\u01b0\u1eddn \u01b0\u01a1m Trung t\u00e2m l\u00e0 c\u00e2y gh\u00e9p cho qu\u1ea3 s\u1edbm sau 2 n\u0103m tr\u1ed3ng. N\u0103ng su\u1ea5t v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng qu\u1ea3 \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 t\u1ed1t h\u01a1n nhi\u1ec1u so v\u1edbi c\u00e1c gi\u1ed1ng S\u1ea5u kh\u00e1c.<\/p>\n

* Gi\u00e1 tr\u1ecb s\u1eed d\u1ee5ng:\u00a0<\/em><\/strong>G\u1ed7 S\u1ea5u c\u00f3 m\u00e0u nh\u1ea1t, d\u1ebbo, n\u1eb7ng, t\u1ef7 tr\u1ecdng 0,53 th\u1edb m\u1ecbn v\u00e2n \u0111\u1eb9p, \u00edt m\u1ed1i m\u1ecdt \u0111\u01b0\u1ee3c d\u00f9ng nhi\u1ec1u v\u00e0o \u0111\u00f3ng \u0111\u1ed3 gia d\u1ee5ng, trong c\u00f4ng ngh\u1ec7 l\u00e0m v\u00e1n \u00e9p, v\u00e1n l\u1ea1ng.<\/td>\n

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Gi\u00e1 tr\u1ecb kinh t\u1ebf l\u1edbn nh\u1ea5t c\u1ee7a c\u00e2y S\u1ea5u l\u00e0 qu\u1ea3. Qu\u1ea3 S\u1ea5u c\u00f3 v\u1ecb chua thanh d\u00f9ng l\u00e0m gia v\u1ecb, n\u01b0\u1edbc u\u1ed1ng gi\u1ea3i kh\u00e1t, ch\u1ebf bi\u1ebfn b\u00e1nh k\u1eb9o \u00f4 mai. Trung b\u00ecnh m\u1ed7i c\u00e2y S\u1ea5u tr\u01b0\u1edfng th\u00e0nh (8-10 tu\u1ed5i ) cho t\u1eeb 100 -200 kg qu\u1ea3\/n\u0103m, hoa v\u00e0 qu\u1ea3 S\u1ea5u c\u00f2n \u0111\u01b0\u1ee3c d\u00f9ng l\u00e0m thu\u1ed1c ch\u1eefa s\u00e2u r\u0103ng.<\/p>\n

* \u0110\u1eb7c \u0111i\u1ec3m h\u00ecnh th\u00e1i<\/em><\/strong><\/p>\n

S\u1ea5u l\u00e0 lo\u00e0i c\u00e2y th\u00e2n g\u1ed7 l\u1edbn cao 25 -30m \u0111\u01b0\u1eddng k\u00ednh ngang ng\u1ef1c \u0111\u1ea1t t\u1eeb 80 \u2013 100cm, g\u1ed1c c\u00f3 b\u1ea1nh v\u00e8 s\u1ea7n s\u00f9i, v\u1ecf m\u00e0u x\u00e1m \u0111en bong m\u1ea3ng l\u1edbn, c\u00e0nh non ph\u1ee7 l\u00f4ng m\u00e0u n\u00e2u, l\u01b0ng ho\u1eb7c n\u00e1ch l\u00e1 ph\u1ee7 l\u00f4ng m\u00e0u v\u00e0ng n\u00e2u. L\u00e1 k\u00e9p l\u00f4ng chim m\u1ed9t l\u1ea7n l\u1ebb, l\u00e1 ch\u00e9t m\u1ecdc c\u00e1ch, m\u1eb7t tr\u00ean xanh v\u00e0 b\u00f3ng, c\u00f3 v\u1ecb chua thanh, c\u00e2y th\u01b0\u1eddng xanh . Hoa l\u01b0\u1ee1ng t\u00ednh m\u00e0u xanh v\u00e0ng c\u00f3 5 \u0111\u00e0i 10 nh\u1ecb. Qu\u1ea3 h\u1ea1ch h\u00ecnh c\u1ea7u b\u1eb9t l\u00fac non c\u00f3 m\u00e0u xanh khi ch\u00edn ng\u1ea3 sang m\u00e0u v\u00e0ng, th\u1ecbt qu\u1ea3 kh\u00f4ng r\u00f3c. H\u1ea1t c\u1ee9ng ho\u00e1 g\u1ed7 b\u1ec1 m\u1eb7t h\u1ea1t s\u1ea7n s\u00f9i .Ra hoa v\u00e0o th\u00e1ng 4 \u2013 5 qu\u1ea3 ch\u00edn v\u00e0o th\u00e1ng 8 \u2013 9.<\/p>\n

\u00a0* \u0110\u1eb7c \u0111i\u1ec3m sinh th\u00e1i<\/em><\/strong><\/p>\n

S\u1ea5u l\u00e0 lo\u00e0i c\u00e2y g\u1ed7 l\u1edbn, s\u1ed1ng l\u00e2u n\u0103m, c\u00f3 t\u00e1n l\u00e1 r\u1ed9ng v\u00e0 th\u01b0\u1eddng xanh. S\u1ea5u l\u00e0 lo\u00e0i c\u00e2y c\u00f3 bi\u00ean \u0111\u1ed9 sinh th\u00e1i r\u1ed9ng, ph\u00f9 h\u1ee3p v\u1edbi \u0111\u1ea5t \u0111ai v\u00e0 kh\u00ed h\u1eadu \u1edf mi\u1ec1n B\u1eafc. S\u1ea5u m\u1ecdc t\u1ed1t tr\u00ean \u0111\u1ea5t c\u00f3 th\u00e0nh ph\u1ea7n c\u01a1 gi\u1edbi t\u1eeb c\u00e1t pha \u0111\u1ebfn th\u1ecbt trung b\u00ecnh, tho\u00e1t n\u01b0\u1edbc, c\u00e1c lo\u1ea1i \u0111\u1ea5t ph\u00f9 sa ven s\u00f4ng, ven su\u1ed1i,…<\/p>\n

2. K\u1ef9 thu\u1eadt tr\u1ed3ng v\u00e0 ch\u0103m s\u00f3c<\/strong><\/p>\n

* Th\u1eddi v\u1ee5 tr\u1ed3ng:<\/em><\/strong>\u00a0Th\u1eddi v\u1ee5 tr\u1ed3ng S\u1ea5u gh\u00e9p tr\u00f9ng v\u1edbi th\u1eddi v\u1ee5 tr\u1ed3ng r\u1eebng c\u1ee7a m\u1ed7i \u0111\u1ecba ph\u01b0\u01a1ng.<\/p>\n

* Ph\u01b0\u01a1ng th\u1ee9c tr\u1ed3ng:<\/em><\/strong>\u00a0C\u00e2y S\u1ea5u gh\u00e9p c\u00f3 th\u1ec3 tr\u1ed3ng thu\u1ea7n lo\u00e0i ho\u1eb7c tr\u1ed3ng h\u1ed7n giao, v\u1edbi c\u1ef1 ly tr\u1ed3ng l\u00e0 6 x 6 m ho\u1eb7c 6 x 8m, n\u01a1i \u0111\u1ea5t c\u00f3 t\u1ea7ng d\u1ea7y v\u00e0 \u1ea9m.<\/p>\n

*\u00a0 \u0110\u00e0o h\u1ed1:<\/em><\/strong>\u00a0 \u0110\u00e0o h\u1ed1 v\u1edbi k\u00edch th\u01b0\u1edbc: chi\u1ec1u d\u00e0i x chi\u1ec1u r\u1ed9ng x chi\u1ec1u s\u00e2u l\u00e0: 60 x 60 x 60cm.<\/p>\n

* \u00a0B\u00f3n ph\u00e2n:\u00a0<\/em><\/strong>B\u00f3n cho m\u1ed7i h\u1ed1 5 kg ph\u00e2n chu\u1ed3ng hoai v\u00e0 0,2 kg l\u00e2n r\u1ed3i tr\u1ed9n \u0111\u1ec1u v\u1edbi 1\/3 l\u01b0\u1ee3ng \u0111\u1ea5t trong h\u1ed1. Chu\u1ea9n b\u1ecb tr\u01b0\u1edbc khi tr\u1ed3ng 15 ng\u00e0y.<\/p>\n

* \u00a0K\u1ef9 thu\u1eadt tr\u1ed3ng:\u00a0<\/em><\/strong>D\u00f9ng dao s\u1eafc r\u1ea1ch b\u1ecf t\u00fai b\u1ea7u nil\u00f4ng, \u0111\u1eb7t c\u00e2y \u1edf t\u01b0 th\u1ebf th\u1eb3ng \u0111\u1ee9ng v\u00e0 l\u1ea5p \u0111\u1ea5t (tr\u01b0\u1edbc khi tr\u1ed3ng n\u00ean l\u00f3t t\u1eeb 2 \u2013 5cm \u0111\u1ea5t s\u1ea1ch m\u1edbi \u0111\u1eb7t c\u00e2y tr\u1ed3ng tr\u00e1nh hi\u1ec7n t\u01b0\u1ee3ng r\u1ec5 non v\u1eeba ra g\u1eb7p ph\u00e2n b\u1ecb s\u00f3t l\u00e0m ch\u1ebft c\u00e2y), vun \u0111\u1ea5t \u0111\u1ea7y g\u1ed1c v\u00e0 n\u00e9n ch\u1eb7t. D\u00f9ng 3 c\u1ecdc (ho\u1eb7c que) th\u1eb3ng ch\u1ed1ng cho c\u00e2y \u0111\u01b0\u1ee3c gi\u1eef v\u1eefng, tr\u00e1nh hi\u1ec7n t\u01b0\u1ee3ng b\u1ecb gi\u00f3 ho\u1eb7c gia s\u00fac, gia c\u1ea7m l\u00e0m \u0111\u1ed5, g\u00e3y. Sau khi tr\u1ed3ng t\u01b0\u1edbi \u0111\u1eabm n\u01b0\u1edbc v\u00e0o g\u1ed1c c\u00e2y \u0111\u1ec3 \u1ed5n \u0111\u1ecbnh c\u00e2y tr\u1ed3ng. N\u1ebfu g\u1eb7p th\u1eddi ti\u1ebft kh\u00f4, n\u1eafng c\u1ea7n ph\u1ea3i l\u00e0m gi\u00e0n che cho c\u00e2y.<\/p>\n

* K\u1ef9 thu\u1eadt ch\u0103m s\u00f3c<\/em><\/strong><\/p>\n

– \u0110\u1ecbnh k\u1ef3 ph\u00e1t c\u00e2y b\u1ee5i, d\u00e2y leo gi\u00fap cho c\u00e2y kh\u00f4ng b\u1ecb d\u00e2y leo th\u00edt ngh\u1eb9t v\u00e0 t\u1ea1o kh\u00f4ng gian dinh d\u01b0\u1ee1ng thu\u1eadn l\u1ee3i cho c\u00e2y sinh tr\u01b0\u1edfng ph\u00e1t tri\u1ec3n t\u1ed1t.<\/p>\n

– Sau khi ph\u00e1t d\u1ecdn, ti\u1ebfn h\u00e0nh vun x\u1edbi xung quanh g\u1ed1c v\u1edbi \u0111\u01b0\u1eddng k\u00ednh 0,8 \u2013 1m gi\u00fap cho \u0111\u1ea5t xung quanh g\u1ed1c c\u00e2y \u0111\u01b0\u1ee3c t\u01a1i x\u1ed1p, tho\u00e1ng kh\u00ed v\u00e0 \u0111\u1eb7c bi\u1ec7t l\u00e0 kh\u00f4ng b\u1ecb c\u00e1c c\u00e2y b\u1ee5i, c\u1ecf c\u1ea1nh tranh ch\u1ea5t dinh d\u01b0\u1ee1ng. M\u1ed7i n\u0103m vun x\u1edbi t\u1eeb 2 \u2013 3 l\u1ea7n.<\/p>\n

– H\u00e0ng n\u0103m sau khi ph\u00e1t d\u1ecdn vun x\u1edbi xung quanh g\u1ed1c c\u00e2y, ti\u1ebfn h\u00e0nh b\u00f3n ph\u00e2n. Tu\u1ef3 theo s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a c\u00e2y m\u00e0 ta b\u00f3n li\u1ec1u l\u01b0\u1ee3ng kh\u00e1c nhau, khi b\u00f3n r\u1ea1ch th\u00e0nh r\u00e3nh xung quanh c\u00e2y theo h\u00ecnh chi\u1ebfu c\u1ee7a t\u00e1n c\u00e2y, cho ph\u00e2n r\u1ea3i \u0111\u1ec1u xu\u1ed1ng r\u00e3nh, sau \u0111\u00f3 l\u1ea5p k\u00edn ph\u00e2n v\u00e0 t\u01b0\u1edbi n\u01b0\u1edbc. Trong 2- 3 n\u0103m \u0111\u1ea7u, m\u1ed7i n\u0103m b\u00f3n 2 \u2013 3 l\u1ea7n, m\u1ed7i l\u1ea7n 0,2 \u2013 0,5 kg NPK. Khi c\u00e2y l\u1edbn l\u01b0\u1ee3ng ph\u00e2n b\u00f3n t\u0103ng d\u1ea7n.<\/p>\n

3.<\/strong>\u00a0Ph\u00f2ng tr\u1eeb s\u00e2u<\/strong>,<\/strong>\u00a0b\u1ec7nh<\/strong>\u00a0h\u1ea1i<\/strong><\/p>\n

– B\u1ec7nh th\u00e1n th\u01b0: B\u1ec7nh l\u00e0m th\u1ed1i \u0111en hoa, r\u1ee5ng hoa, th\u1ed1i \u0111en tr\u00ean qu\u1ea3. D\u00f9ng Benlat C ho\u1eb7c Score 250 EC phun t\u1eeb khi hoa n\u1edf \u0111\u1ebfn 2 th\u00e1ng sau v\u1edbi 1l\u1ea7n\/tu\u1ea7n, sau \u0111\u00f3 1l\u1ea7n\/th\u00e1ng.<\/p>\n

– B\u1ec7nh mu\u1ed9i \u0111en: Do b\u00e0i ti\u1ebft c\u1ee7a r\u1ec7p, d\u00f9ng: Bassa 50 EC, Trebon 2,5 EC v\u00e0 c\u00f3 th\u1ec3 phun c\u00e1c lo\u1ea1i thu\u1ed1c tr\u1eeb n\u1ea5m c\u00f3 g\u1ed1c \u0111\u1ed3ng…<\/p>\n

– B\u1ec7nh ch\u00e1y l\u00e1: B\u1ec7nh ph\u00e1t tri\u1ec3n trong m\u00f9a m\u01b0a, g\u00e2y h\u1ea1i ch\u1ee7 y\u1ebfu tr\u00ean l\u00e1. Ph\u00f2ng tr\u1eeb b\u1eb1ng c\u00e1ch c\u1eaft b\u1ecf l\u00e1 b\u1ec7nh, phun thu\u1ed1c Rhidomil MZ 72 WP, Kasumin 2L…<\/p>\n

– S\u00e2u \u0111\u1ee5c th\u00e2n, c\u00e0nh: D\u00f9ng b\u1eaby \u0111\u00e8n b\u1eaft s\u00e2u tr\u01b0\u1edfng th\u00e0nh, ti\u00eam v\u00e0o l\u1ed7 nh\u1eefng lo\u1ea1i thu\u1ed1c c\u00f3 t\u00ednh x\u00f4ng h\u01a1i m\u1ea1nh ho\u1eb7c n\u1ed9i h\u1ea5p nh\u01b0: Actara 25 WG, Padan 95SP, b\u1ecbt l\u1ed7 b\u1eb1ng \u0111\u1ea5t s\u00e9t \u0111\u1ec3 di\u1ec7t s\u00e2u non.<\/p>\n

– R\u1ea7y xanh: R\u1ea7y ti\u1ebft d\u1ecbch g\u00e2y b\u1ec7nh m\u00f9a n\u00f3ng, l\u00e0m C\u00f3c k\u00e9m ph\u00e1t tri\u1ec3n. Th\u1eddi gian h\u1ea1i m\u1ea1nh t\u1eeb th\u00e1ng 10 n\u0103m tr\u01b0\u1edbc \u0111\u1ebfn th\u00e1ng 6 n\u0103m sau. D\u00f9ng Bassa 50 EC, Trebon 2,5 EC, \u2026<\/p>\n

– Ru\u1ed3i \u0111\u1ee5c qu\u1ea3: Ru\u1ed3i \u0111\u1ee5c v\u00e0o qu\u1ea3 l\u00fac v\u1ecf qu\u1ea3 gi\u00e0, \u0111\u1ebb tr\u1ee9ng d\u01b0\u1edbi l\u1edbp v\u1ecf, s\u00e2u non \u0103n th\u1ecbt qu\u1ea3 g\u00e2y th\u1ed1i, r\u1ee5ng qu\u1ea3. D\u00f9ng Sherpa 25 EC, L\u1ee5c S\u01a1n 0,26 DD, Padan 95 SP.<\/p>\n

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

Sau khi ra qu\u1ea3 kho\u1ea3ng h\u01a1n hai th\u00e1ng th\u00ec tr\u00e1i s\u1ea5u \u0111\u1ea1t \u0111\u1ebfn \u0111\u1ed9 gi\u00e0 nh\u01b0ng ch\u01b0a ch\u00edn. \u0110\u00e2y l\u00e0 th\u1eddi \u0111i\u1ec3m thu ho\u1ea1ch s\u1ea5u v\u00ec khi \u1ea5y qu\u1ea3 s\u1ea5u \u0111\u1ee7 gi\u00e0 \u0111\u1ec3 c\u00f3 th\u1ec3 gi\u1eef \u0111\u01b0\u1ee3c s\u1ea5u l\u00e2u h\u01a1n v\u00e0 c\u0169ng l\u00e0 l\u00fac s\u1ea3n ph\u1ea9m s\u1ea5u \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng v\u00e0o nhi\u1ec1u m\u1ee5c \u0111\u00edch nh\u1ea5t. M\u00f9a s\u1ea5u th\u01b0\u1eddng k\u00e9o d\u00e0i kho\u1ea3ng 2-3 th\u00e1ng (t\u1eeb\u00a0th\u00e1ng 6<\/a>\u00a0\u0111\u1ebfn\u00a0th\u00e1ng 9<\/a>\u00a0h\u00e0ng n\u0103m).<\/p>\n

 <\/p>\n","protected":false},"excerpt":{"rendered":"

1. M\u00f4 t\u1ea3 gi\u1ed1ng * T\u00ean:\u00a0S\u1ea5u c\u00f3 t\u00ean khoa h\u1ecdc l\u00e0\u00a0\u00a0Dracontomelum duperreanum\u00a0Pierre\u00a0thu\u1ed9c h\u1ecd Xo\u00e0i (Anacardiaceae). S\u1ea5u gh\u00e9p \u0111ang \u0111\u01b0\u1ee3c b\u00e1n \u1edf v\u01b0\u1eddn \u01b0\u01a1m Trung t\u00e2m l\u00e0 c\u00e2y gh\u00e9p cho qu\u1ea3 s\u1edbm sau 2 n\u0103m tr\u1ed3ng. N\u0103ng su\u1ea5t v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng qu\u1ea3 \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 t\u1ed1t h\u01a1n nhi\u1ec1u so v\u1edbi c\u00e1c gi\u1ed1ng S\u1ea5u kh\u00e1c. * Gi\u00e1 […]<\/p>\n","protected":false},"author":5,"featured_media":2244,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[29],"tags":[],"class_list":["post-2243","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\/2243","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=2243"}],"version-history":[{"count":2,"href":"https:\/\/ifs.edu.vn\/index.php?rest_route=\/wp\/v2\/posts\/2243\/revisions"}],"predecessor-version":[{"id":2248,"href":"https:\/\/ifs.edu.vn\/index.php?rest_route=\/wp\/v2\/posts\/2243\/revisions\/2248"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ifs.edu.vn\/index.php?rest_route=\/wp\/v2\/media\/2244"}],"wp:attachment":[{"href":"https:\/\/ifs.edu.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2243"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ifs.edu.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2243"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ifs.edu.vn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2243"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}