{"id":1457,"date":"2019-05-03T08:41:53","date_gmt":"2019-05-03T01:41:53","guid":{"rendered":"http:\/\/demo.hoinongdanhp.org.vn\/?p=1457"},"modified":"2019-05-03T08:41:53","modified_gmt":"2019-05-03T01:41:53","slug":"cach-trong-du-du-cho-nhieu-qua","status":"publish","type":"post","link":"https:\/\/hoinongdanhp.org.vn\/index.php\/2019\/05\/03\/cach-trong-du-du-cho-nhieu-qua\/","title":{"rendered":"C\u00e1ch tr\u1ed3ng \u0111u \u0111\u1ee7 cho nhi\u1ec1u qu\u1ea3"},"content":{"rendered":"

\t\t\t\tC\u00e2y \u0111u \u0111\u1ee7 lu\u00f4n nghi\u00eang m\u1ed9t g\u00f3c 45 \u0111\u1ed9 so v\u1edbi m\u1eb7t v\u01b0\u1eddn trong su\u1ed1t qu\u00e1 tr\u00ecnh sinh tr\u01b0\u1edfng s\u1ebd r\u1ea5t sai qu\u1ea3, d\u1ec5 thu ho\u1ea1ch v\u00e0 qu\u1ea3n l\u00fd s\u00e2u b\u1ec7nh h\u1ea1i, \u00edt b\u1ecb \u0111\u1ed5 g\u00e3y khi g\u1eb7p m\u01b0a b\u00e3o.\u00a0<\/strong>\n\"\"\nN\u0103ng su\u1ea5t thu ho\u1ea1ch th\u01b0\u1eddng cao h\u01a1n 50 – 60% so v\u1edbi ph\u01b0\u01a1ng ph\u00e1p tr\u1ed3ng c\u00e2y \u0111\u1ee9ng truy\u1ec1n th\u1ed1ng.\nCh\u1ecdn \u0111\u1ea5t: Ch\u1ecdn ch\u00e2n ru\u1ed9ng \u0111\u1ea5t th\u1ecbt trung b\u00ecnh, th\u1ecbt n\u1eb7ng, t\u01b0\u1edbi ti\u00eau thu\u1eadn l\u1ee3i. \u0110\u1eb7c bi\u1ec7t ph\u1ea3i ti\u00eau tho\u00e1t nhanh khi c\u00f3 m\u01b0a \u00fang, k\u1ec3 c\u1ea3 \u00fang c\u1ee5c b\u1ed9.\nGi\u1ed1ng: N\u00ean ch\u1ecdn gi\u1ed1ng \u0111\u1ee7 \u0111\u1ee7 H\u1ed3ng phi ho\u1eb7c Tr\u1ea1ng nguy\u00ean. \u0110\u00e2y l\u00e0 c\u00e1c gi\u1ed1ng \u0111u \u0111\u1ee7 lai F1, n\u0103ng su\u1ea5t, ch\u1ea5t l\u01b0\u1ee3ng cao, t\u1ef7 l\u1ec7 c\u00e2y cho \u0111\u1ea1t 100%. Tuy nhi\u00ean, n\u1ebfu c\u00e1c nh\u00e0 n\u00f4ng kh\u00f4ng th\u1ec3 ti\u1ebfp c\u1eadn \u0111\u01b0\u1ee3c v\u1edbi ngu\u1ed3n h\u1ea1t gi\u1ed1ng \u0111u \u0111\u1ee7 lai F1, th\u00ec v\u1eabn c\u00f3 th\u1ec3 ch\u1ecdn c\u00e1c gi\u1ed1ng \u0111\u1ee7 \u0111\u1ee7 thu\u1ea7n t\u1ea1i \u0111\u1ecba ph\u01b0\u01a1ng \u0111\u1ec3 tr\u1ed3ng (l\u1ef1a nh\u1eefng qu\u1ea3 \u0111u \u0111\u1ee7 ch\u00edn, ra l\u1ee9a \u0111\u1ea7u tr\u00ean c\u00e2y sai qu\u1ea3, ch\u1ea5t l\u01b0\u1ee3ng ngon, b\u1ed5 l\u1ea5y h\u1ea1t, r\u1eeda s\u1ea1ch nh\u1edbt, ph\u01a1i d\u01b0\u1edbi n\u1eafng nh\u1eb9 cho kh\u00f4 ki\u1ec7t. B\u1ea3o qu\u1ea3n trong chai, l\u1ecd \u0111\u1ebfn th\u1eddi v\u1ee5 th\u00ec \u0111em gieo).\nK\u1ef9 thu\u1eadt gieo \u01b0\u01a1m c\u00e2y gi\u1ed1ng:\n– Ng\u00e2m \u1ee7 h\u1ea1t gi\u1ed1ng: Ng\u00e2m h\u1ea1t trong n\u01b0\u1edbc \u1ea5m 3 s\u00f4i 2 l\u1ea1nh trong 5 gi\u1edd, r\u1ed3i ti\u1ebfn h\u00e0nh \u1ee7 h\u1ea1t trong bao v\u1ea3i coton \u1ea9m 4 – 5 ng\u00e0y. Khi h\u1ea1t n\u1ee9t nanh n\u1ea3y m\u1ea7m \u0111\u1ec1u th\u00ec mang gieo. Ri\u00eang v\u1edbi h\u1ea1t gi\u1ed1ng \u0111u \u0111\u1ee7 thu\u1ea7n (n\u00f4ng d\u00e2n t\u1ef1 \u0111\u1ec3 gi\u1ed1ng) th\u00ec khi ng\u00e2m n\u01b0\u1edbc, ph\u1ea3i lo\u1ea1i b\u1ecf h\u1ebft h\u1ea1t n\u1ed5i, l\u1ecdc l\u1ea5y c\u00e1c h\u1ea1t ch\u00ecm trong n\u01b0\u1edbc, \u0111em \u1ee7 v\u00e0 gieo \u01b0\u01a1m.\n– L\u00e0m b\u1ea7u gieo c\u00e2y gi\u1ed1ng: D\u00f9ng t\u00fai nilon k\u00edch th\u01b0\u1edbc 8 x 5cm (c\u00f3 \u0111\u1ee5c l\u1ed7 tho\u00e1t n\u01b0\u1edbc). L\u1ea5y \u0111\u1ea5t ph\u00f9 sa ho\u1eb7c th\u1ecbt nh\u1eb9, l\u00e0m nh\u1ecf k\u1ef9, tr\u1ed9n \u0111\u1ec1u v\u1edbi ph\u00e2n chu\u1ed3ng hoai m\u1ee5c, t\u1ef7 l\u1ec7 3:1. \u0110\u00f3ng \u0111\u1ea7y h\u1ed3n h\u1ee3p \u0111\u1ea5t – ph\u00e2n v\u00e0o t\u00fai. \u1ea4n nh\u1eb9 h\u1ea1t v\u00e0o gi\u1eefa t\u00fai b\u1ea7u. M\u1ed7i b\u1ea7u gieo m\u1ed9t h\u1ea1t. Ph\u1ee7 \u00edt \u0111\u1ea5t m\u1ecbn l\u00ean tr\u00ean. X\u1ebfp c\u00e1c b\u1ea7u c\u00e2y v\u00e0o khay. \u0110\u1ec3 \u1edf n\u01a1i tho\u00e1ng m\u00e1t, kh\u00f4ng m\u01b0a n\u1eafng v\u00e0 t\u01b0\u1edbi gi\u1eef \u1ea9m cho c\u00e2y h\u00e0ng ng\u00e0y. N\u1ebfu s\u1ea3n xu\u1ea5t c\u00e2y gi\u1ed1ng qui m\u00f4 l\u1edbn, c\u1ea7n ph\u1ea3i l\u00e0m nh\u00e0 c\u00f3 m\u00e1i l\u01b0\u1edbi che.\n– Khi c\u00e2y c\u00f3 2 – 4 l\u00e1 th\u1eadt th\u00ec 2 ng\u00e0y t\u01b0\u1edbi 1 l\u1ea7n v\u00e0 \u0111i\u1ec1u ch\u1ec9nh gi\u00e0n che \u0111\u1ec3 c\u00e2y con c\u00f3 \u0111\u1ee7 \u00e1nh s\u00e1ng th\u00ec c\u00e2y con m\u1edbi m\u1ecdc th\u1eb3ng, sinh tr\u01b0\u1edfng t\u1ed1t. Th\u01b0\u1eddng xuy\u00ean nh\u1ed5 b\u1ecf c\u1ecf d\u1ea1i v\u00e0 ph\u00f2ng tr\u1eeb s\u00e2u b\u1ec7nh h\u1ea1i cho b\u1ea7u c\u00e2y gi\u1ed1ng.\n– Khi c\u00e2y c\u00f3 4 – 5 l\u00e1 th\u1eadt, cao 10 – 15cm c\u00f3 th\u1ec3 \u0111\u01b0a ra ru\u1ed9ng tr\u1ed3ng. \u0110u \u0111\u1ee7 \u0110\u00e0i Loan cho n\u0103ng su\u1ea5t cao v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng qu\u1ea3 r\u1ea5t t\u1ed1t. Nh\u01b0ng n\u1ebfu l\u00e0 gi\u1ed1ng lai th\u00ec h\u1ea1t \u1edf qu\u1ea3 kh\u00f4ng d\u00f9ng l\u00e0m gi\u1ed1ng cho v\u1ee5 sau \u0111\u01b0\u1ee3c.\nTr\u1ed3ng v\u00e0 ch\u0103m s\u00f3c:\n– Th\u1eddi v\u1ee5 tr\u1ed3ng: V\u1ee5 xu\u00e2n tr\u1ed3ng t\u1eeb th\u00e1ng 3 – 4. V\u1ee5 thu tr\u1ed3ng th\u00e1ng 9 – 10.\n– M\u1eadt \u0111\u1ed9 tr\u1ed3ng: C\u00e2y c\u00e1ch c\u00e2y = 1,5 x 1,5m (120 c\u00e2y\/s\u00e0o).\n– H\u1ed1 tr\u1ed3ng: D\u00e0i, r\u1ed9ng, s\u00e2u = 40 x 40 x 35cm.\n– H\u01b0\u1edbng tr\u1ed3ng: \u0110\u00f4ng – T\u00e2y. M\u1ee5c \u0111\u00edch \u0111\u1ec3 c\u00e2y \u0111u \u0111\u1ee7 t\u1eadn d\u1ee5ng \u0111\u01b0\u1ee3c \u00e1nh s\u00e1ng m\u1eb7t tr\u1eddi, t\u0103ng kh\u1ea3 n\u0103ng quang h\u1ee3p, t\u0103ng n\u0103ng su\u1ea5t, ch\u1ea5t l\u01b0\u1ee3ng qu\u1ea3 v\u00e0 t\u0103ng kh\u1ea3 n\u0103ng ch\u1ed1ng \u0111\u1ed5 (tr\u00ean c\u00e1c ch\u00e2n ru\u1ed9ng b\u1eadc thang mi\u1ec1n n\u00fai h\u01b0\u1edbng tr\u1ed3ng \u0111u \u0111\u1ee7 c\u1ea7n theo h\u01b0\u1edbng \u0111\u01b0\u1eddng \u0111\u1ed3ng m\u1ee9c).\n– C\u00e1ch tr\u1ed3ng: D\u00f9ng dao s\u1eafc r\u1ea1ch nh\u1eb9 g\u1ee1 b\u1ecf v\u1ecf nilon (kh\u00f4ng l\u00e0m v\u1ee1 b\u1ea7u). \u0110\u1eb7t cho b\u1ea7u v\u00e0 c\u00e2y gi\u1ed1ng n\u1eb1m ngang tr\u00ean m\u1eb7t \u0111\u1ea5t xu\u00f4i theo h\u01b0\u1edbng \u0110\u00f4ng – T\u00e2y. Vun \u0111\u1ea5t quanh b\u1ea7u. N\u00e9n ch\u1eb7t g\u1ed1c v\u00e0 t\u01b0\u1edbi \u0111\u1ee7 \u1ea9m cho c\u00e2y. Tr\u1ed3ng xong d\u00f9ng que c\u1eafm \u0111\u1ec3 n\u00e2ng ng\u1ecdn c\u00e2y cho ng\u00f3c l\u00ean, sao cho th\u00e2n g\u1ed1c \u0111u \u0111\u1ee7 lu\u00f4n nghi\u00eang m\u1ed9t g\u00f3c 45 \u0111\u1ed9 so v\u1edbi m\u1eb7t lu\u1ed1ng t\u1eeb khi tr\u1ed3ng cho \u0111\u1ebfn su\u1ed1t qu\u00e1 tr\u00ecnh sinh tr\u01b0\u1edfng c\u1ee7a c\u00e2y.\n– B\u00f3n ph\u00e2n:\n+ B\u00f3n l\u00f3t tr\u01b0\u1edbc tr\u1ed3ng m\u1ed7i h\u1ed1c 0,5kg v\u00f4i b\u1ed9t + 5-7kg ph\u00e2n h\u1eefu c\u01a1 hoai m\u1ee5c + 0,5kg super l\u00e2n + 0,2kg kali clorua.\n+ B\u00f3n th\u00fac (v\u1edbi c\u00e2y 1 th\u00e1ng tu\u1ed5i): \u0110\u1ecbnh k\u1ef3 b\u00f3n 7 ng\u00e0y\/l\u1ea7n, l\u01b0\u1ee3ng b\u00f3n 50gr NPK \u0110\u1ea7u tr\u00e2u 16-12-8-11+TE\/g\u1ed1c. C\u00e2y 1-3 th\u00e1ng tu\u1ed5i: 15-20 ng\u00e0y\/b\u00f3n 1 l\u1ea7n, l\u01b0\u1ee3ng b\u00f3n: 70-100gr NPK \u0110\u1ea7u tr\u00e2u 16-12-8-11+TE\/g\u1ed1c. C\u00e2y 3-7 th\u00e1ng tu\u1ed5i: M\u1ed7i th\u00e1ng b\u00f3n th\u00fac 1 l\u1ea7n, l\u01b0\u1ee3ng b\u00f3n 100-150gr NPK \u0110\u1ea7u tr\u00e2u 12-12-17-9+TE k\u1ebft h\u1ee3p v\u00e9t \u0111\u1ea5t \u1edf r\u00e3nh vun l\u00ean g\u1ed1c.\n+ C\u00e1ch b\u00f3n: H\u00f2a tan ph\u00e2n trong n\u01b0\u1edbc l\u00e3, t\u01b0\u1edbi c\u00e1ch xa g\u1ed1c 20-30cm. \u0110\u1ec3 \u0111u \u0111\u1ee7 t\u0103ng tr\u01b0\u1edfng nhanh, c\u00f3 th\u1ec3 phun th\u00eam ph\u00e2n b\u00f3n l\u00e1 3-4 tu\u1ea7n\/l\u1ea7n.\n\u0110u \u0111\u1ee7 sau tr\u1ed3ng 2,5 th\u00e1ng \u0111\u00e3 ra hoa, \u0111\u1eadu qu\u1ea3, nh\u01b0ng khi c\u00e2y mang qu\u1ea3 n\u1eb7ng c\u1ea7n c\u1eafm c\u1ecdc ch\u1ed1ng \u0111\u1ed5 c\u00e2y. C\u1eaft b\u1ecf l\u00e1 gi\u00e0 g\u1ea7n g\u1ed1c. Kh\u01a1i r\u00e3nh tho\u00e1t n\u01b0\u1edbc. Nh\u1ed5 b\u1ecf c\u1ecf d\u1ea1i. C\u1ea7n h\u1ea1n ch\u1ebf x\u1edbi x\u00e1o \u0111\u1ec3 tr\u00e1nh l\u00e0m t\u1ed5n th\u01b0\u01a1ng b\u1ed9 r\u1ec5 c\u00e2y. \u0110\u1ec3 h\u1ea1n ch\u1ebf c\u1ecf d\u1ea1i ph\u00e1t tri\u1ec3n c\u1ea7n t\u1ee7 g\u1ed1c b\u1eb1ng r\u01a1m r\u1ea1, \u0111\u1ed3ng th\u1eddi c\u00f2n c\u00f3 t\u00e1c d\u1ee5ng gi\u1eef \u1ea9m v\u00e0 ch\u1ed1ng r\u1eeda tr\u00f4i dinh d\u01b0\u1ee1ng.\nPh\u00f2ng tr\u1eeb s\u00e2u b\u1ec7nh:\nTrong qu\u00e1 tr\u00ecnh sinh tr\u01b0\u1edfng, \u0111u \u0111\u1ee7 th\u01b0\u1eddng b\u1ecb m\u1ed9t s\u1ed1 s\u00e2u h\u1ea1i nh\u01b0 r\u1ec7p s\u00e1p, b\u1ecd nh\u1ea3y, nh\u1ec7n \u0111\u1ecf. Khi m\u1eadt \u0111\u1ed9 s\u00e2u cao, c\u00f3 th\u1ec3 phun Decis 2,5 ND (n\u1ed3ng \u0111\u1ed9 0,1%), Trebon (1%) \u0111\u1ec3 di\u1ec7t tr\u1eeb. \u0110\u1ec3 ph\u00f2ng b\u1ec7nh virus xo\u0103n ng\u1ecdn c\u1ea7n \u00e1p d\u1ee5ng bi\u1ec7n ph\u00e1p ph\u00f2ng ng\u1eeba t\u1ed5ng h\u1ee3p nh\u01b0: S\u1eed d\u1ee5ng gi\u1ed1ng kh\u00e1ng b\u1ec7nh. B\u00f3n c\u00e2n \u0111\u1ed1i NPK. Kh\u00f4ng n\u00ean tr\u1ed3ng 2 v\u1ee5 \u0111u \u0111\u1ee7 li\u00ean ti\u1ebfp tr\u00ean c\u00f9ng ch\u00e2n ru\u1ed9ng. Lu\u00e2n canh tri\u1ec7t \u0111\u1ec3 v\u1edbi c\u00e2y tr\u1ed3ng n\u01b0\u1edbc. V\u1edbi c\u00e1c b\u1ec7nh \u0111\u1ed1m v\u00e0ng, ph\u1ea5n tr\u1eafng, th\u00e1n th\u01b0… Ph\u00f2ng tr\u1eeb s\u1edbm khi b\u1ec7nh m\u1edbi ph\u00e1t sinh, s\u1eed d\u1ee5ng c\u00e1c thu\u1ed1c Daconil, Topsin hay Zineb, Mancozeb \u0111\u1ec3 phun.\nThu ho\u1ea1ch: \u0110u \u0111\u1ee7 sau tr\u1ed3ng 7 th\u00e1ng \u0111\u00e3 c\u00f3 th\u1ec3 thu qu\u1ea3 l\u00e0m rau xanh, 9 th\u00e1ng cho thu qu\u1ea3 ch\u00edn \u0103n t\u01b0\u01a1i. N\u1ebfu thu qu\u1ea3 \u0111\u1ec3 \u0103n t\u01b0\u01a1i, n\u00ean thu khi tr\u00ean qu\u1ea3 xu\u1ea5t hi\u1ec7n c\u00e1c v\u1ebft \u0111\u1ed1m ho\u1eb7c s\u1ecdc v\u00e0ng nh\u1ea1t (ch\u00edn sinh l\u00fd), sau thu v\u00e0i ng\u00e0y qu\u1ea3 s\u1ebd ch\u00edn ho\u00e0n to\u00e0n, ch\u1ea5t l\u01b0\u1ee3ng s\u1ebd ngon nh\u1ea5t. N\u1ebfu thu s\u1edbm h\u01a1n (qu\u1ea3 ch\u01b0a ch\u00edn sinh l\u00fd) qu\u1ea3 \u0103n s\u1ebd nh\u1ea1t, gi\u1ea3m gi\u00e1 tr\u1ecb th\u01b0\u01a1ng m\u1ea1i.\nV\u1edbi c\u00e1ch tr\u1ed3ng n\u00e0y v\u01b0\u1eddn \u0111u \u0111\u1ee7 s\u1ebd cho thu ho\u1ea1ch quanh n\u0103m, n\u0103ng su\u1ea5t trung b\u00ecnh c\u00f3 th\u1ec3 \u0111\u1ea1t 70 – 120kg\/c\u00e2y\/n\u0103m.]]>\t\t<\/p>\n","protected":false},"excerpt":{"rendered":"

\t\t\t\t\t\t<\/p>\n","protected":false},"author":1,"featured_media":1460,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"tdm_status":"","tdm_grid_status":"","footnotes":""},"categories":[27],"tags":[],"class_list":{"0":"post-1457","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-khoa-hoc-ky-thuat"},"_links":{"self":[{"href":"https:\/\/hoinongdanhp.org.vn\/index.php\/wp-json\/wp\/v2\/posts\/1457","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/hoinongdanhp.org.vn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/hoinongdanhp.org.vn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/hoinongdanhp.org.vn\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/hoinongdanhp.org.vn\/index.php\/wp-json\/wp\/v2\/comments?post=1457"}],"version-history":[{"count":0,"href":"https:\/\/hoinongdanhp.org.vn\/index.php\/wp-json\/wp\/v2\/posts\/1457\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/hoinongdanhp.org.vn\/index.php\/wp-json\/wp\/v2\/media\/1460"}],"wp:attachment":[{"href":"https:\/\/hoinongdanhp.org.vn\/index.php\/wp-json\/wp\/v2\/media?parent=1457"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/hoinongdanhp.org.vn\/index.php\/wp-json\/wp\/v2\/categories?post=1457"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/hoinongdanhp.org.vn\/index.php\/wp-json\/wp\/v2\/tags?post=1457"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}