Qu\u00fdt B\u1eafc K\u1ea1n \u0111\u01b0\u1ee3c ph\u00e2n bi\u1ec7t v\u1edbi c\u00e1c gi\u1ed1ng qu\u00fdt kh\u00e1c nh\u1edd c\u00e1c \u0111\u1eb7c th\u00f9 v\u1ec1 c\u1ea3m quan c\u0169ng nh\u01b0 ch\u1ea5t l\u01b0\u1ee3ng v\u1edbi h\u00ecnh d\u1ea1ng qu\u1ea3 tr\u00f2n d\u1eb9t, v\u1ecf nh\u1eb5n, m\u00e0u v\u00e0ng, m\u00fai to \u0111\u1ec1u m\u1ecdng n\u01b0\u1edbc, t\u00e9p c\u00f3 m\u00e0u v\u00e0ng r\u01a1m, kh\u00f4ng n\u00e1t, v\u1ecb chua, ng\u1ecdt d\u1ecbu, m\u1ec1m v\u1eeba ph\u1ea3i, m\u00f9i r\u1ea5t th\u01a1m, b\u00f3c d\u1ec5.<\/p>\n
2. K\u1ef9 thu\u1eadt tr\u1ed3ng<\/strong><\/p>\n * Th\u1eddi v\u1ee5 tr\u1ed3ng<\/em><\/strong>\u00a0\u1ede c\u00e1c t\u1ec9nh ph\u00eda B\u1eafc, th\u1eddi v\u1ee5 tr\u1ed3ng qu\u00fdt l\u00e0 m\u00f9a xu\u00e2n v\u00e0 m\u00f9a thu, nh\u01b0ng t\u1ed1t nh\u1ea5t l\u00e0<\/td>\n tr\u1ed3ng v\u00e0o m\u00f9a xu\u00e2n, khi c\u00f3 m\u01b0a xu\u00e2n t\u1ef7 l\u1ec7 c\u00e2y s\u1ed1ng cao.<\/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: 60x60x60cm .<\/p>\n – 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. Ph\u00e2n b\u00f3n s\u00e2u v\u00e0o \u0111\u1ea5t b\u1eb1ng c\u00e1ch cu\u1ed1c c\u00e1c r\u00e3nh nh\u1ecf xung quanh t\u00e1n c\u00e2y, sau \u0111\u00f3 l\u1ea5p nh\u1eb9 m\u1ed9t l\u1edbp \u0111\u1ea5t.<\/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 * K\u1ef9 thu\u1eadt ch\u0103m s\u00f3c<\/em><\/strong><\/p>\n –\u00a0\u00a0\u00a0\u00a0\u00a0T\u01b0\u1edbi n\u01b0\u1edbc:<\/em>\u00a0Sau khi tr\u1ed3ng n\u00ean t\u01b0\u1edbi n\u01b0\u1edbc 2-3 l\u1ea7n \u0111\u1ec3 t\u1ea1o \u0111i\u1ec1u ki\u1ec7n cho r\u1ec5 ph\u00e1t tri\u1ec3n. Nh\u1eefng n\u01a1i c\u00f3 h\u1ec7 th\u1ed1ng t\u01b0\u1edbi c\u1ea7n ch\u00fa \u00fd t\u01b0\u1edbi cho c\u00e2y \u1edf th\u1eddi k\u1ef3 ph\u00e1t l\u1ed9c ho\u1eb7c sau c\u00e1c \u0111\u1ee3t b\u00f3n ph\u00e2n.<\/p>\n –\u00a0\u00a0B\u00f3n ph\u00e2n:<\/em>\u00a0B\u00f3n ph\u00e2n nh\u1eb1m cung c\u1ea5p \u0111\u1ea7y \u0111\u1ee7 ch\u1ea5t dinh d\u01b0\u1ee1ng cho c\u00e2y bao g\u1ed3m nguy\u00ean t\u1ed1 \u0111a l\u01b0\u1ee3ng (N, P, K, Ca), c\u00e1c nguy\u00ean t\u1ed1 vi l\u01b0\u1ee3ng (Bo, Cu, Zn, Mn, Mg\u2026) \u0111\u1ec3 c\u00e2y sinh tr\u01b0\u1edfng v\u00e0 ph\u00e1t tri\u1ec3n t\u1ed1t, cho n\u0103ng su\u1ea5t v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng cao, t\u0103ng c\u01b0\u1eddng kh\u1ea3 n\u0103ng ch\u1ed1ng ch\u1ecbu s\u00e2u b\u1ec7nh h\u1ea1i. H\u00e0ng n\u0103m c\u1ea7n b\u00f3n b\u1ed5 sung 30- 40kg ph\u00e2n chu\u1ed3ng ho\u1eb7c ph\u00e2n h\u1eefu c\u01a1\/c\u00e2y k\u1ebft h\u1ee3p v\u1edbi b\u00f3n ph\u00e2n ho\u00e1 h\u1ecdc.<\/p>\n * K\u1ef9 thu\u1eadt \u0111\u1ed1n t\u1ec9a<\/em><\/strong><\/p>\n –\u00a0 \u0110\u1ed1n t\u1ea1o h\u00ecnh: Th\u1ef1c hi\u1ec7n ngay trong 2 n\u0103m \u0111\u1ea7u sau khi tr\u1ed3ng. V\u00e0o l\u00fac tr\u1ed3ng ho\u1eb7c sau khi tr\u1ed3ng m\u1ed9t th\u1eddi gian, ti\u1ebfn h\u00e0nh c\u1eaft ng\u1ecdn th\u00e2n ch\u00ednh \u1edf \u0111\u1ed9 cao 70-80cm. Sau khi \u0111\u1ed1n l\u1ea7n 1, c\u00e2y b\u1ecb k\u00edch th\u00edch s\u1ebd cho ra nh\u1eefng m\u1ea7m m\u1edbi ph\u00e1t tri\u1ec3n, ch\u1ecdn gi\u1eef l\u1ea1i 3-4 m\u1ea7m ph\u00e2n b\u1ed1 \u0111\u1ec1u xung quanh c\u00e2y \u0111\u1ec3 t\u1ea1o b\u1ed9 khung ch\u00ednh cho c\u00e2y.<\/p>\n –\u00a0 \u0110\u1ed1n duy tr\u00ec: \u0110\u1ed1n d\u1ecdn cho c\u00e2y th\u00f4ng tho\u00e1ng, c\u1eaft b\u1ecf nh\u1eefng c\u00e0nh kh\u00f4, c\u00e0nh t\u0103m, c\u00e0nh b\u1ecb s\u00e2u b\u1ec7nh, c\u00e0nh g\u00e3y, c\u00e0nh t\u01b0\u1ee3c c\u1ee7a g\u1ed1c gh\u00e9p, t\u1ea1o \u0111i\u1ec1u ki\u1ec7n \u0111\u1ec3 l\u00e1 c\u00e2y ti\u1ebfp x\u00fac v\u1edbi \u00e1nh s\u00e1ng. \u0110\u00e2y kh\u00f4ng ph\u1ea3i l\u00e0 \u0111\u1ed1n t\u1ea1o qu\u1ea3 v\u00ec \u0111\u1ed1i v\u1edbi cam qu\u00fdt l\u00e0 kh\u00f4ng c\u1ea7n thi\u1ebft.<\/p>\n 3. Ph\u00f2ng tr\u1eeb s\u00e2u, b\u1ec7nh h\u1ea1i<\/strong><\/p>\n – H\u00e0ng n\u0103m n\u00ean qu\u00e9t v\u00f4i, x\u1eed l\u00fd thu\u1ed1c tr\u1eeb n\u1ea5m b\u1ec7nh cho g\u1ed1c qu\u00fdt ti\u1ec1u.<\/p>\n – Tr\u00e1nh t\u01b0\u1edbi n\u01b0\u1edbc, b\u00f3n ph\u00e2n ho\u1eb7c v\u00e9t s\u00ecnh th\u1eb3ng v\u00e0o g\u1ed1c.<\/p>\n – C\u1ea7n phun thu\u1ed1c ph\u00f2ng ng\u1eeba s\u00e2u b\u1ec7nh c\u00e1c \u0111\u1ee3t \u0111\u1ecdt non v\u00e0 giai \u0111o\u1ea1n mang tr\u00e1i.<\/p>\n – \u0110\u1ec3 h\u1ea1n ch\u1ebf m\u1ea7m b\u1ec7nh trong \u0111\u1ea5t g\u00e2y h\u1ea1i b\u1ed9 r\u1ec5 cam qu\u00fdt\u00a0 n\u00ean d\u00f9ng Zineb r\u1ea3i g\u1ed1c, trung b\u00ecnh 40 kg\/ha v\u00e0 chia l\u00e0m 2 l\u1ea7n v\u00e0o th\u00e1ng 5 v\u00e0 th\u00e1ng 9 \u00e2m l\u1ecbch.<\/p>\n – Ph\u00e1t hi\u1ec7n s\u1edbm nh\u1eefng c\u00e2y c\u00f3 tri\u1ec7u ch\u1ee9ng b\u1ec7nh greening \u0111\u1ec3 k\u1ecbp th\u1eddi lo\u1ea1i b\u1ecf.<\/p>\n * M\u1ed9t s\u1ed1 lo\u1ea1i s\u00e2u b\u1ec7nh v\u00e0 b\u1ec7nh th\u01b0\u1eddng g\u1eb7p:<\/em><\/strong><\/p>\n –\u00a0S\u00e2u v\u1ebd b\u00f9a<\/em>:\u00a0 Ph\u00e1 ho\u1ea1i ch\u1ee7 y\u1ebfu \u1edf th\u1eddi k\u1ef3 v\u01b0\u1eddn \u01b0\u01a1m v\u00e0 c\u00e2y nh\u1ecf 3-4 n\u0103m \u0111\u1ea7u m\u1edbi tr\u1ed3ng. Khi xu\u1ea5t hi\u1ec7n s\u00e2u th\u00ec d\u00f9ng 1 trong 2 lo\u1ea1i thu\u1ed1c tr\u00ean nh\u01b0ng + d\u1ea7u Cantect \u0111\u1ec3 phun tr\u1eeb th\u00ec di\u1ec7t s\u00e2u m\u1edbi c\u00f3 hi\u1ec7u qu\u1ea3. Phun \u01b0\u1edbt h\u1ebft m\u1eb7t l\u00e1.<\/p>\n – S\u00e2u \u0111\u1ee5c th\u00e2n\u00a0<\/em>,\u00a0\u0111\u1ee5c c\u00e0nh:\u00a0<\/em>Xu\u1ea5t hi\u1ec7n t\u1eeb th\u00e1ng 5 \u0111\u1ebfn th\u00e1ng 9. C\u1ea7n b\u1eaft s\u00e2u tr\u01b0\u1edfng th\u00e0nh (X\u00e9n t\u00f3c, ph\u00e1t hi\u1ec7n s\u1edbm v\u1ebft \u0111\u1ee5c, d\u00f9ng d\u00e2y th\u00e9p nh\u1ecf lu\u1ed3n v\u00e0o l\u1ed7 \u0111\u1ee5c \u0111\u1ec3 b\u1eaft s\u00e2u non, Sau thu ho\u1ea1ch (th\u00e1ng 11 – 12)\u00a0 qu\u00e9t v\u00f4i v\u00e0o g\u1ed1c c\u00e2y \u0111\u1ec3 di\u1ec7t tr\u1ee9ng, B\u01a1m c\u00e1c lo\u1ea1i thu\u1ed1c x\u00f4ng h\u01a1i nh\u01b0\u00a0 Ofatox 400 EC 0,1%; Supracide 40ND 0,2% v\u00e0o c\u00e1c v\u1ebft \u0111\u1ee5c, sau \u0111\u00f3 d\u00f9ng \u0111\u1ea5t d\u1ebbo b\u00edt mi\u1ec7ng l\u1ed7 l\u1ea1i \u0111\u1ec3 di\u1ec7t s\u00e2u.<\/p>\n –\u00a0B\u1ec7nh lo\u00e9t cam qu\u00fdt<\/em>\u00a0v\u00e0\u00a0b\u1ec7nh s\u1eb9o<\/em>:\u00a0G\u00e2y h\u1ea1i ch\u1ee7 y\u1ebfu \u1edf th\u1eddi k\u1ef3 v\u01b0\u1eddn \u01b0\u01a1m v\u00e0 c\u00e2y m\u1edbi tr\u1ed3ng 1-3 n\u0103m. Tr\u00ean l\u00e1 th\u1ea5y xu\u1ea5t hi\u1ec7n c\u00e1c b\u1ec7nh m\u00e0u n\u00e2u, c\u00f3 th\u1ec3 l\u1ed1m \u0111\u1ed1m ho\u1eb7c d\u1ea7y \u0111\u1eb7c tr\u00ean m\u1eb7t l\u00e1, h\u00ecnh tr\u00f2n, b\u1ec1 m\u1eb7t v\u1ebft b\u1ec7nh s\u1ea7n s\u00f9i g\u1ed3 gh\u1ec1. Phun booc\u0111\u00f4 1-2% ho\u1eb7c thu\u1ed1c Kasuran 1\/1000.<\/p>\n – B\u1ec7nh ch\u1ea3y g\u00f4m (Phytophthora Citropthora):<\/em>\u00a0b\u1ec7nh th\u01b0\u1eddng ph\u00e1t sinh \u1edf ph\u1ea7n g\u1ed1c c\u00e2y cam qu\u00fdt c\u00e1ch m\u1eb7t \u0111\u1ea5t t\u1eeb 20 – 30 cm tr\u1edf xu\u1ed1ng c\u1ed5 r\u1ec5. Nh\u1eefng \u0111\u1ecba h\u00ecnh tho\u00e1t n\u01b0\u1edbc k\u00e9m c\u00e2y d\u1ec5 b\u1ecb b\u1ec7nh ch\u1ea3y g\u00f4m. D\u00f9ng thu\u1ed1c booc\u0111\u00f4 1-2%\u00a0 \u0111\u1ec3 phun tr\u00ean c\u00e2y v\u00e0 \u0111\u1ed5 tr\u1ef1c ti\u1ebfp v\u00e0o v\u1ebft b\u1ec7nh. Ngo\u00e0i ra c\u00f3 th\u1ec3 d\u00f9ng Aliette ho\u1eb7c benlat pha v\u1edbi n\u1ed3ng \u0111\u1ed9 2\/1000 \u0111\u1ec3 x\u1eed l\u00fd c\u00e1c v\u1ebft b\u1ec7nh v\u00e0 phun tr\u00ean l\u00e1.<\/p>\n –\u00a0B\u1ec7nh greening (B\u1ec7nh g\u00e2n xanh l\u00e1 v\u00e0ng)<\/em>: Tri\u1ec7u ch\u1ee9ng c\u00e2y l\u00f9n nh\u1ecf, t\u00e1n l\u00e1 kh\u00f4ng \u0111\u1ec1u, l\u00e1 nh\u1ecf \u0111i. bi\u1ebfn v\u00e0ng l\u1ed1m \u0111\u1ed1m ho\u1eb7c v\u00e0ng l\u00e1 g\u00e2n xanh. \u0110\u1ec3 h\u1ea1n ch\u1ebf b\u1ec7nh n\u00ean tr\u1ed3ng xen \u1ed5i v\u1edbi m\u1eadt \u0111\u1ed9 2 h\u00e0ng cam 1 h\u00e0ng \u1ed5i.<\/p>\n – B\u1ec7nh Tristeza:<\/em>\u00a0ph\u1ea7n b\u1ecb b\u1ec7nh ph\u00e1 h\u1ea1i l\u00e0 g\u1ed1c c\u00e2y, l\u00e0m cho to\u00e0n b\u1ed9 l\u00e1 tr\u00ean c\u00e2y \u0111\u1ec1u b\u1ecb v\u00e0ng, gi\u1ed1ng nh\u01b0 b\u1ec7nh ch\u1ea3y g\u00f4m nh\u01b0ng l\u00e1 c\u00e2y ch\u1ec9 b\u1ecb v\u00e0ng v\u00e0 kh\u00f4ng bi\u1ebfn d\u1ea1ng.<\/p>\n 4. Thu ho\u1ea1ch<\/strong><\/p>\n – C\u1ea7n thu ho\u1ea1ch k\u1ecbp th\u1eddi \u0111\u1ec3 kh\u00f4ng \u1ea3nh h\u01b0\u1edfng t\u1edbi ph\u1ea9m ch\u1ea5t qu\u1ea3. Khi qu\u1ea3 c\u00f3 1\/3 \u2013 1\/2 v\u1ecf qu\u1ea3 chuy\u1ec3n m\u00e0u l\u00e0 thu ho\u1ea1ch \u0111\u01b0\u1ee3c.<\/p>\n – Khi thu h\u00e1i n\u00ean dung k\u00e9o c\u1eaft cu\u1ed1ng qu\u1ea3, kh\u00f4ng l\u00e0m x\u00e2y x\u00e1t v\u1ecf qu\u1ea3, g\u00e3y c\u00e0nh. Ph\u00e2n lo\u1ea1i tr\u01b0\u1edbc khi c\u1ea5t gi\u1eef ho\u1eb7c v\u1eadn chuy\u1ec3n b\u00e1n ngo\u00e0i th\u1ecb tr\u01b0\u1eddng.<\/p>\n","protected":false},"excerpt":{"rendered":" 1. M\u00f4 t\u1ea3 gi\u1ed1ng Qu\u00fdt B\u1eafc K\u1ea1n \u0111\u01b0\u1ee3c ph\u00e2n bi\u1ec7t v\u1edbi c\u00e1c gi\u1ed1ng qu\u00fdt kh\u00e1c nh\u1edd c\u00e1c \u0111\u1eb7c th\u00f9 v\u1ec1 c\u1ea3m quan c\u0169ng nh\u01b0 ch\u1ea5t l\u01b0\u1ee3ng v\u1edbi h\u00ecnh d\u1ea1ng qu\u1ea3 tr\u00f2n d\u1eb9t, v\u1ecf nh\u1eb5n, m\u00e0u v\u00e0ng, m\u00fai to \u0111\u1ec1u m\u1ecdng n\u01b0\u1edbc, t\u00e9p c\u00f3 m\u00e0u v\u00e0ng r\u01a1m, kh\u00f4ng n\u00e1t, v\u1ecb chua, ng\u1ecdt d\u1ecbu, m\u1ec1m v\u1eeba […]<\/p>\n","protected":false},"author":5,"featured_media":2260,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[29],"tags":[],"class_list":["post-2262","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\/2262","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=2262"}],"version-history":[{"count":1,"href":"https:\/\/ifs.edu.vn\/index.php?rest_route=\/wp\/v2\/posts\/2262\/revisions"}],"predecessor-version":[{"id":2263,"href":"https:\/\/ifs.edu.vn\/index.php?rest_route=\/wp\/v2\/posts\/2262\/revisions\/2263"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ifs.edu.vn\/index.php?rest_route=\/wp\/v2\/media\/2260"}],"wp:attachment":[{"href":"https:\/\/ifs.edu.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2262"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ifs.edu.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2262"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ifs.edu.vn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2262"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}![](\"https:\/\/ifrad.vn\/media\/stories\/images\/quyt-chua.gif\")
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