{"id":669,"date":"2018-04-28T14:26:32","date_gmt":"2018-04-28T07:26:32","guid":{"rendered":"http:\/\/demo.adiagri.com\/?p=669"},"modified":"2018-04-28T14:32:52","modified_gmt":"2018-04-28T07:32:52","slug":"huong-dan-nhan-biet-sau-hai-tren-cay-an-qua-co-mui-va-bien-phap-phong-tru","status":"publish","type":"post","link":"https:\/\/adiagri.com\/en\/huong-dan-nhan-biet-sau-hai-tren-cay-an-qua-co-mui-va-bien-phap-phong-tru\/","title":{"rendered":"H\u01b0\u1edbng d\u1eabn nh\u1eadn bi\u1ebft s\u00e2u h\u1ea1i tr\u00ean c\u00e2y \u0103n qu\u1ea3 c\u00f3 m\u00fai v\u00e0 bi\u1ec7n ph\u00e1p ph\u00f2ng tr\u1eeb"},"content":{"rendered":"<p class=\"qtranxs-available-languages-message qtranxs-available-languages-message-en\">Sorry, this entry is only available in <a href=\"https:\/\/adiagri.com\/vi\/wp-json\/wp\/v2\/posts\/669\" class=\"qtranxs-available-language-link qtranxs-available-language-link-vi\" title=\"Ti\u1ebfng Vi\u1ec7t\">Vietnamese<\/a>. For the sake of viewer convenience, the content is shown below in the alternative language. You may click the link to switch the active language.<\/p><p><\/p>\n<table border=\"0\" cellspacing=\"0px\" cellpadding=\"0px\">\n<tbody>\n<tr>\n<td colspan=\"2\"><\/td>\n<\/tr>\n<tr>\n<td colspan=\"2\"><\/td>\n<\/tr>\n<tr>\n<td valign=\"top\">\n<table border=\"0\" cellspacing=\"0\" cellpadding=\"0\" align=\"left\">\n<tbody>\n<tr>\n<td align=\"left\" valign=\"top\"><img src=\"http:\/\/adiagri.com\/wp-content\/uploads\/2018\/04\/9.9.11.12.JPG\" alt=\"\" \/><br \/>\n<label>Tri\u1ec7u ch\u1ee9ng g\u00e2y h\u1ea1i c\u1ee7a s\u00e2u v\u1ebd b\u00f9a<\/label><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><b>S\u00e2u v\u1ebd b\u00f9a (Phyllocnistis citrella) c\u00f3 k\u00edch th\u01b0\u1edbc nh\u1ecf b\u00e9, th\u00e2n m\u1ea3nh kh\u1ea3nh d\u00e0i 2mm. Ch\u00e2n m\u00e0u v\u00e0ng nh\u1ea1t pha m\u00e0u tr\u1eafng b\u1ea1c. C\u00e1nh tr\u01b0\u1edbc h\u00ecnh l\u00e1 li\u1ec5u, ph\u1ea7n g\u1ed1c c\u00e1nh tr\u01b0\u1edbc t\u1ed1i m\u00e0u h\u01a1n ph\u1ea7n ng\u1ecdn c\u00e1nh, ng\u1ecdn c\u00e1nh c\u00f3 \u0111i\u1ec3m m\u00e0u \u0111en l\u1edbn. L\u00f4ng vi\u1ec1n m\u00e9p c\u00e1nh d\u00e0i, m\u00e0u tro. C\u00e1nh sau h\u1eb9p h\u00ecnh kim, m\u00e0u x\u00e1m \u0111en, l\u00f4ng m\u00e9p c\u00e1nh r\u1ea5t d\u00e0i\u2026<\/b><\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p><strong>1. S\u00e2u v\u1ebd b\u00f9a (Phyllocnistis citrella)<\/strong><\/p>\n<p><em><strong>a-\u0110\u1eb7c \u0111i\u1ec3m nh\u1eadn d\u1ea1ng:<\/strong><\/em><\/p>\n<p>Tr\u01b0\u1edfng th\u00e0nh: c\u00f3 k\u00edch th\u01b0\u1edbc nh\u1ecf b\u00e9, th\u00e2n m\u1ea3nh kh\u1ea3nh d\u00e0i 2mm. Ch\u00e2n m\u00e0u v\u00e0ng nh\u1ea1t pha m\u00e0u tr\u1eafng b\u1ea1c. C\u00e1nh tr\u01b0\u1edbc h\u00ecnh l\u00e1 li\u1ec5u, ph\u1ea7n g\u1ed1c c\u00e1nh tr\u01b0\u1edbc t\u1ed1i m\u00e0u h\u01a1n ph\u1ea7n ng\u1ecdn c\u00e1nh, ng\u1ecdn c\u00e1nh c\u00f3 \u0111i\u1ec3m m\u00e0u \u0111en l\u1edbn. L\u00f4ng vi\u1ec1n m\u00e9p c\u00e1nh d\u00e0i, m\u00e0u tro. C\u00e1nh sau h\u1eb9p h\u00ecnh kim, m\u00e0u x\u00e1m \u0111en, l\u00f4ng m\u00e9p c\u00e1nh r\u1ea5t d\u00e0i.<\/p>\n<p>&nbsp;<\/p>\n<p>Tr\u1ee9ng: c\u00f3 h\u00ecnh g\u1ea7n tr\u00f2n, d\u1eb9t, ph\u1eb3ng, gi\u1ed1ng gi\u1ecdt n\u01b0\u1edbc nh\u1ecf. M\u1edbi \u0111\u1ebb m\u00e0u trong su\u1ed1t, s\u1eafp n\u1edf m\u00e0u tr\u1eafng \u0111\u1ee5c.<\/p>\n<p>&nbsp;<\/p>\n<p>S\u00e2u non: d\u1ea1ng d\u00f2i, kh\u00f4ng c\u00f3 ch\u00e2n, m\u00e0u xanh v\u00e0ng ho\u1eb7c xanh nh\u1ea1t, m\u1edbi n\u1edf c\u00f3 m\u00e0u xanh nh\u1ea1t trong su\u1ed1t, s\u00e2u non \u0111\u1eaby s\u1ee9c c\u00f3 m\u00e0u v\u00e0ng d\u00e0i kho\u1ea3ng4mm.<\/p>\n<p>&nbsp;<\/p>\n<p>Nh\u1ed9ng: H\u00ecnh thoi, m\u00e0u v\u00e0ng nh\u1ea1t ho\u1eb7c n\u00e2u \u0111\u1eadm, d\u00e0i kho\u1ea3ng 2.5mm.<\/p>\n<p>&nbsp;<\/p>\n<p><em><strong>b-T\u1eadp t\u00ednh sinh s\u1ed1ng v\u00e0 g\u00e2y h\u1ea1i:<\/strong><\/em><\/p>\n<p>&nbsp;<\/p>\n<p>Tr\u01b0\u1edfng th\u00e0nh ho\u1ea1t \u0111\u1ed9ng ban \u0111\u00eam, ban ng\u00e0y \u0111\u1eadu trong t\u00e1n l\u00e1, giao ph\u1ed1i l\u00fac ch\u1eadp t\u1ed1i. Tr\u01b0\u1edfng th\u00e0h c\u00e1i \u0111\u1ebb tr\u1ee9ng r\u1ea3i r\u00e1c \u1edf m\u1eb7t d\u01b0\u1edbi l\u00e1 non, s\u00e1t g\u00e2n l\u00e1 ch\u00ednh ch\u1ee9ng n\u1edf ra s\u00e2u non, s\u00e2u non \u0111\u1ee5c v\u00e0o bi\u1ec3u b\u00ec m\u1eb7t d\u01b0\u1edbi l\u00e1 t\u1ea1o th\u00e0nh \u0111\u01b0\u1eddng h\u1ea7m ngo\u1eb1n ngo\u00e8o. S\u00e2u non ch\u1ee7 y\u1ebfu g\u00e2y h\u1ea1i \u1edf l\u00e1 non<\/p>\n<p>&nbsp;<\/p>\n<p>S\u00e2u ph\u00e1 ho\u1ea1i \u1edf t\u1ea5t c\u1ea3 c\u00e1c th\u00e1ng trong n\u0103m, m\u1ea1nh nh\u1ea5t t\u1eeb th\u00e1ng 2 \u2013 10.<\/p>\n<p>&nbsp;<\/p>\n<p>N\u1ebfu b\u1ecb s\u00e2u v\u1ebd b\u00f9a c\u00e2y quang h\u1ee3p k\u00e9m g\u00e2y \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn s\u1ee9c sinh tr\u01b0\u1edfng \u0111\u1ed3ng th\u1eddi t\u1ea1o ra nh\u1eefng v\u1ebft th\u01b0\u01a1ng c\u01a1 gi\u1edbi, l\u00e0 c\u01a1 h\u1ed9i \u0111\u1ec3 b\u1ec7nh lo\u00e9t x\u00e2m nh\u1eadp.<\/p>\n<p>&nbsp;<\/p>\n<p><em><strong>c- Bi\u1ec7n ph\u00e1p ph\u00f2ng, tr\u1eeb:<\/strong><\/em><\/p>\n<p>&nbsp;<\/p>\n<p>\u2013 Ph\u00f2ng ch\u1ed1ng: B\u00f3n ph\u00e2n c\u00e2n \u0111\u1ed1i, t\u01b0\u1edbi n\u01b0\u1edbc, ch\u0103m s\u00f3c h\u1ee3p l\u00fd \u0111\u1ec3 cho c\u00e2y ra l\u1ed9c t\u1eadp trung.<\/p>\n<p>&nbsp;<\/p>\n<p>T\u1ec9a c\u00e0nh, t\u1ea1o t\u00e1n cho th\u00f4ng tho\u00e1ng \u0111\u1ec3 tr\u00e1nh \u1ea9m \u0111\u1ed9 cao.<\/p>\n<p>&nbsp;<\/p>\n<p>B\u1ea3o v\u1ec7 thi\u00ean \u0111\u1ecbch t\u1ef1 nhi\u00ean, nu\u00f3i ki\u1ebfn v\u00e0ng<\/p>\n<p>&nbsp;<\/p>\n<p>-Phun thu\u1ed1c tr\u1eeb s\u00e2u: Phun thu\u1ed1c ph\u00f2ng 1 \u2013 2 l\u1ea7n trong m\u1ed7i \u0111\u1ee3t c\u00e2y c\u00f3 l\u1ed9c non, hi\u1ec7u qu\u1ea3 nh\u1ea5t l\u00fac l\u1ed9c non d\u00e0i t\u1eeb &lt;1cm.<\/p>\n<p>&nbsp;<\/p>\n<p>Khi ch\u1ed3i non d\u00e0i &lt;1cm phun l\u1ea7n 1, sau phun l\u1ea7n m\u1ed9t 6, 7 ng\u00e0y th\u00ec phun l\u1ea7n 2.<\/p>\n<p>&nbsp;<\/p>\n<p>Phun d\u1ea7u kho\u00e1ng ho\u1eb7c d\u00f9ng thu\u1ed1c Motsuper 36WG pha 5g tr\u00ean 1 b\u00ecnh 10 l\u00edt, ho\u1eb7c Supergun 600EC ho\u1eb7c chatot 600WG pha n\u1ed3ng \u0111\u1ed9 theo khuy\u1ebfn c\u00e1o c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t \u0111\u1ec3 ph\u00f2ng tr\u1eeb. Phun \u01b0\u1edbt h\u1ebft m\u1eb7t l\u00e1.<\/p>\n<p>&nbsp;<\/p>\n<p><img src=\"http:\/\/adiagri.com\/wp-content\/uploads\/2018\/04\/ve bua.JPG\" alt=\"\" \/><\/p>\n<p><em>S\u00e2u v\u1ebd b\u00f9a (\u1ea3nh ngo\u00e0i c\u00f9ng, d\u01b0\u1edbi, b\u00ean ph\u1ea3i) v\u00e0 tri\u1ec7u ch\u1ee9ng g\u00e2y h\u1ea1i c\u1ee7a s\u00e2u v\u1ebd b\u00f9a<\/em><\/p>\n<p>&nbsp;<\/p>\n<p><strong>2. R\u1ea7y ch\u1ed5ng c\u00e1nh (Diaphorina citri)<\/strong><\/p>\n<p>&nbsp;<\/p>\n<p><em><strong>a-\u0110\u1eb7c \u0111i\u1ec3m nh\u1eadn d\u1ea1ng:<\/strong><\/em><\/p>\n<p>&nbsp;<\/p>\n<p>Tr\u01b0\u1edfng th\u00e0nh: c\u00f3 th\u00e2n d\u00e0i 2,5-3,0mm k\u1ec3 c\u1ea3 c\u00e1nh, m\u00e0u x\u00e1m tro, \u0111\u00ecnh \u0111\u1ea7u nh\u1ecdn nh\u00f4 v\u1ec1 ph\u00eda tr\u01b0\u1edbc, m\u1eaft c\u00f3 m\u00e0u \u0111\u1ecf. Ch\u00e2n c\u00f3 m\u00e0u x\u00e1m n\u00e2u. C\u00e1nh c\u00f9ng m\u00e0u v\u1edbi c\u01a1 th\u1ec3, nh\u01b0ng c\u00f3 c\u00e1c \u0111\u1ed1m \u0111en.<\/p>\n<p>&nbsp;<\/p>\n<p>\u1ea4u tr\u00f9ng: m\u1edbi n\u1edf c\u00f3 h\u00ecnh tr\u00f2n d\u00e0i m\u00e0u v\u00e0ng t\u1ed1i, m\u1eaft k\u00e9p \u0111\u1ecf. \u1ea4u tr\u00f9ng tu\u1ed5i l\u1edbn d\u1eb9t m\u1ecfng, m\u00e0u v\u00e0ng \u0111\u1ea5t h\u01a1i xanh, c\u00f3 c\u00e1c \u0111\u1ed1m m\u00e0u \u0111en.<\/p>\n<p>&nbsp;<\/p>\n<p><em><strong>b-T\u1eadp t\u00ednh sinh s\u1ed1ng v\u00e0 g\u00e2y h\u1ea1i:<\/strong><\/em><\/p>\n<p>&nbsp;<\/p>\n<p>Tr\u01b0\u1edfng th\u00e0nh khi \u0111\u1eadu th\u01b0\u1eddng ch\u00fac \u0111\u1ea7u v\u00e0 c\u00e1nh ch\u1ed5ng cao h\u01a1n ph\u1ea7n \u0111\u1ea7u, th\u01b0\u1eddng \u0111\u1eadu \u1edf c\u00e1c \u0111\u1ecdt non \u0111\u1ec3 ch\u00edch h\u00fat nh\u1ef1a c\u00e2y, \u00edt bay v\u00e0 th\u01b0\u1eddng bay g\u1ea7n, \u1ea5u tr\u00f9ng di chuy\u1ec3n ch\u1eadm ch\u1ea1p, s\u1ed1ng t\u1eadp trung \u1edf \u0111\u1ecdt v\u00e0 l\u00e1 non<\/p>\n<p>&nbsp;<\/p>\n<p>\u1ea4u tr\u00f9ng v\u00e0 th\u00e0nh tr\u00f9ng ch\u00edch h\u00fat dinh d\u01b0\u1ee1ng c\u1ee7a l\u00e1 v\u00e0 \u0111\u1ecdt non l\u00e0m cho \u0111\u1ecdt non l\u1ee5i d\u1ea7n, s\u1ea7n s\u00f9i, l\u00e1 non b\u1ecb h\u1ea1i phi\u1ebfn l\u00e1 nh\u1ecf v\u00e0 xo\u0103n l\u00e0m \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a c\u00e2y v\u00e0 s\u1ef1 ra qu\u1ea3. Th\u1eddi gian xu\u1ea5t hi\u1ec7n t\u1eeb th\u00e1ng 2 \u0111\u1ebfn th\u00e1ng 11 m\u1eadt \u0111\u1ed9 qu\u1ea7n th\u1ec3 cao th\u01b0\u1eddng tr\u00f9ng v\u00e0o c\u00e1c \u0111\u1ee3t l\u1ed9c c\u1ee7a c\u00e2y \u0103n qu\u1ea3 c\u00f3 m\u00fai.<\/p>\n<p>&nbsp;<\/p>\n<p><em><strong>c- Bi\u1ec7n ph\u00e1p ph\u00f2ng, tr\u1eeb:<\/strong><\/em><\/p>\n<p>&nbsp;<\/p>\n<p>Ph\u00f2ng ch\u1ed1ng: Kh\u00f4ng n\u00ean tr\u1ed3ng c\u00e1c c\u00e2y c\u1ea3nh thu\u1ed9c h\u1ecd cam qu\u00fdt g\u1ea7n c\u00e1c v\u01b0\u1eddn cam qu\u00fdt.<\/p>\n<p>&nbsp;<\/p>\n<p>C\u1eaft t\u1ec9a c\u00e0nh ta\u1ecd b\u1ed9 khung th\u00f4ng tho\u00e1ng, \u1ea9m \u0111\u1ed9 th\u1ea5p.<\/p>\n<p>&nbsp;<\/p>\n<p>B\u00f3n ph\u00e2n c\u00e2n \u0111\u1ed1i, t\u01b0\u1edbi n\u01b0\u1edbc h\u1ee3p l\u00fd, \u0111i\u1ec1u khi\u1ec3n cho c\u00e2y ra c\u00e1c \u0111\u1ee3t l\u1ed9c t\u1eadp trung \u0111\u1ec3 h\u1ea1n ch\u1ebf s\u1ef1 ph\u00e1t tri\u1ec3n v\u00e0 g\u00e2y h\u1ea1i c\u1ee7a r\u1ea7y ch\u1ed5ng c\u00e1nh.<\/p>\n<p>&nbsp;<\/p>\n<p>Nh\u1ed5 b\u1ecf nh\u1eefng c\u00e2y b\u1ecb b\u1ec7nh v\u00e0ng l\u00e1 Greening trong v\u01b0\u1eddn \u0111em ti\u00eau h\u1ee7y \u0111\u1ec3 gi\u1ea3m ngu\u1ed3n b\u1ec7nh l\u00e2y lan sang nh\u1eefng c\u00e2y kh\u1ecfe.<\/p>\n<p>&nbsp;<\/p>\n<p>B\u1ea3o v\u1ec7 v\u00e0 t\u1ea1o \u0111i\u1ec1u ki\u1ec7n cho c\u00e1c lo\u00e0i thi\u00ean \u0111\u1ecbch trong v\u01b0\u1eddn ph\u00e1t tri\u1ec3n.<\/p>\n<p>&nbsp;<\/p>\n<p>Phun thu\u1ed1c tr\u1eeb: Khi d\u1ea7y xu\u1ea5t hi\u1ec7n phun thu\u1ed1c tr\u1eeb l\u00fac c\u00e2y ra \u0111\u1ecdt non t\u1eadp trung, c\u00f3 th\u1ec3 d\u00f9ng c\u00e1c lo\u1ea1i thu\u1ed1c: Supergun 600EC,<\/p>\n<p>Motsuper 36WG ho\u1eb7c d\u1ea7u kho\u00e1ng .<\/p>\n<p>&nbsp;<\/p>\n<p><img loading=\"lazy\" src=\"http:\/\/adiagri.com\/wp-content\/uploads\/2018\/04\/ray chong canh.JPG\" alt=\"\" width=\"438\" height=\"266\" \/><\/p>\n<p><em>R\u1ea7y ch\u1ed5ng c\u00e1nh (\u1ea3nh ngo\u00e0i c\u00f9ng, tr\u00ean, b\u00ean tr\u00e1i) v\u00e0 c\u00e1c tri\u1ec7u ch\u1ee9ng g\u00e2y h\u1ea1i<\/em><\/p>\n<p>&nbsp;<\/p>\n<p><strong>3. B\u1ecd x\u00edt xanh (Rhynchocoris humeralis)<\/strong><\/p>\n<p>&nbsp;<\/p>\n<p><em><strong>a-\u0110\u1eb7c \u0111i\u1ec3m nh\u1eadn d\u1ea1ng:<\/strong><\/em><\/p>\n<p>&nbsp;<\/p>\n<p>Tr\u01b0\u1edfng th\u00e0nh: c\u00f3 h\u00ecnh ng\u0169 gi\u00e1c m\u00e0u xanh l\u00e1 c\u00e2y, b\u00f3ng v\u00e0 d\u00e0i kho\u1ea3ng 21-23mm, c\u00f3 hai gai nh\u1ecdn \u1edf ph\u00eda tr\u01b0\u1edbc hai b\u00ean ng\u1ef1c, hai b\u00ean m\u00e9p b\u1ee5ng c\u00f3 r\u00eca h\u00ecnh r\u0103ng c\u01b0a, v\u00f2i ch\u00edch h\u00fat d\u00e0i \u0111\u1ebfn cu\u1ed1i b\u1ee5ng.<\/p>\n<p>&nbsp;<\/p>\n<p>Tr\u1ee9ng: h\u00ecnh tr\u00f2n, \u0111\u01b0\u1eddng k\u00ednh 1mm, l\u00fac m\u1edbi \u0111\u1ebb c\u00f3 m\u00e0u tr\u1eafng trong, xanh lam, sau \u0111\u00f3 chuy\u1ec3n sang m\u00e0u tr\u1eafng \u0111\u1ee5c, s\u1eafp n\u1edf c\u00f3 m\u00e0u n\u00e2u s\u1eabm h\u01a1n m\u1eb7t tr\u1ee9ng c\u00f3 nhi\u1ec1u ch\u1ea5m l\u00f5m.<\/p>\n<p>&nbsp;<\/p>\n<p><em><strong>b-T\u1eadp t\u00ednh sinh s\u1ed1ng v\u00e0 g\u00e2y h\u1ea1i:<\/strong><\/em><\/p>\n<p>&nbsp;<\/p>\n<p>B\u1ecd x\u00edt xanh th\u01b0\u1eddng ho\u1ea1t \u0111\u1ed9ng v\u00e0o l\u00fac s\u00e1ng s\u1edbm hay chi\u1ec1u m\u00e1t, khi tr\u1eddi n\u1eafng g\u1eaft ch\u00fang \u1ea9n d\u01b0\u1edbi t\u00e1n l\u00e1.<\/p>\n<p>&nbsp;<\/p>\n<p>\u1ea4u tr\u00f9ng (b\u1ecd x\u00edt non) khi m\u1edbi n\u1edf d\u00e0i kho\u1ea3ng 2-3 mm, th\u01b0\u1eddng s\u1ed1ng t\u1eadp trung xung quanh \u1ed5 tr\u1ee9ng, sau \u0111\u00f3 ph\u00e2n t\u00e1n d\u1ea7n \u0111\u1ec3 ch\u00edch h\u00fat d\u1ecbch tr\u00e1i. C\u01a1 th\u1ec3 c\u1ee7a \u1ea5u tr\u00f9ng c\u00f3 h\u00ecnh b\u1ea7u d\u1ee5c, m\u00e0u n\u00e2u v\u00e0ng ho\u1eb7c xanh l\u1ee5c, tr\u00ean l\u01b0ng c\u00f3 nhi\u1ec1u \u0111\u1ed1m m\u00e0u \u0111\u1ecf, \u0111en, xung quanh m\u1eb7t l\u01b0ng c\u00f3 m\u1ed9t h\u00e0ng ch\u1ea5m \u0111en x\u1ebfp theo h\u00ecnh b\u1ea7u d\u1ee5c.<\/p>\n<p>&nbsp;<\/p>\n<p>C\u1ea3 con tr\u01b0\u1edfng th\u00e0nh v\u00e0 con \u1ea5u tr\u00f9ng, \u0111\u1ec1u d\u00f9ng v\u00f2i \u0111\u1ec3 ch\u00edch h\u00fat d\u1ecbch tr\u00e1i t\u1eeb khi tr\u00e1i c\u00f2n r\u1ea5t nh\u1ecf. Ch\u1ed7 v\u1ebft ch\u00edch c\u00f3 m\u1ed9t ch\u1ea5m nh\u1ecf v\u00e0 m\u1ed9t qu\u1ea7ng m\u00e0u n\u00e2u. N\u1ebfu tr\u00e1i c\u00f2n nh\u1ecf \u0111\u00e3 b\u1ecb b\u1ecd ch\u00edch h\u00fat nhi\u1ec1u th\u00ec tr\u00e1i s\u1ebd v\u00e0ng, chai v\u00e0 r\u1ee5ng s\u1edbm. N\u1ebfu tr\u00e1i \u0111\u00e3 l\u1edbn m\u1edbi b\u1ecb b\u1ecd g\u00e2y h\u1ea1i th\u00ec tr\u00e1i d\u1ec5 b\u1ecb th\u1ed1i r\u1ed3i r\u1ee5ng. M\u1ed9t con c\u00f3 th\u1ec3 ch\u00edch h\u00fat g\u00e2y h\u1ea1i nhi\u1ec1u tr\u00e1i.<\/p>\n<p>&nbsp;<\/p>\n<p><img loading=\"lazy\" src=\"http:\/\/adiagri.com\/wp-content\/uploads\/2018\/04\/bo xit xanh.JPG\" alt=\"\" width=\"533\" height=\"154\" \/><\/p>\n<p><em>B\u1ecd x\u00edt xanh v\u00e0 tri\u1ec7u ch\u1ee9ng g\u00e2y h\u1ea1i<\/em><\/p>\n<p>&nbsp;<\/p>\n<p><em><strong>c- Bi\u1ec7n ph\u00e1p ph\u00f2ng, tr\u1eeb:<\/strong><\/em><\/p>\n<p>&nbsp;<\/p>\n<p>Kh\u00f4ng n\u00ean tr\u1ed3ng cam qu\u00fdt qu\u00e1 d\u1ea7y, th\u01b0\u1eddng xuy\u00ean c\u1eaft tia c\u00e0nh t\u1ea1o t\u00e1n, c\u1eaft b\u1ecf c\u00e0nh b\u1ecb s\u00e2u b\u1ec7nh, c\u00e0nh t\u01b0\u1ee3c\u2026 \u0111\u1ec3 v\u01b0\u1eddn c\u00e2y lu\u00f4n th\u00f4ng tho\u00e1ng, h\u1ea1n ch\u1ebf n\u01a1i tr\u00fa ng\u1ee5 c\u1ee7a b\u1ecd x\u00edt.<\/p>\n<p>&nbsp;<\/p>\n<p>Thu th\u1eadp v\u00e0 nh\u1eed nu\u00f4i ki\u1ebfn v\u00e0ng trong v\u01b0\u1eddn cam qu\u00fdt \u0111\u1ec3 ki\u1ebfn ti\u00eau di\u1ec7t b\u1ecd x\u00edt, nh\u1ea5t l\u00e0 b\u1ecd x\u00edt non.<\/p>\n<p>&nbsp;<\/p>\n<p>D\u00f9ng v\u1ee3t tay \u0111\u1ec3 b\u1eaft b\u1ecd x\u00edt v\u00e0o l\u00fac s\u00e1ng s\u1edbm hay chi\u1ec1u m\u00e1t.<\/p>\n<p>&nbsp;<\/p>\n<p>Th\u01b0\u1eddng xuy\u00ean ki\u1ec3m tra tr\u00e1i v\u00e0 nh\u1eefng l\u00e1 g\u1ea7n tr\u00e1i \u0111\u1ec3 ph\u00e1t hi\u1ec7n v\u00e0 thu gom \u1ed5 tr\u1ee9ng c\u1ee7a ch\u00fang \u0111em ti\u00eau h\u1ee7y.<\/p>\n<p>&nbsp;<\/p>\n<p>N\u1ebfu v\u01b0\u1eddn cam qu\u00fdt r\u1ed9ng, b\u1ecd x\u00edt nhi\u1ec1u kh\u00f4ng th\u1ec3 b\u1eaft b\u1eb1ng v\u1ee3t tay, c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng m\u1ed9t trong nh\u1eefng lo\u1ea1i thu\u1ed1c nh\u01b0: Kampon 600WP, Supergun 600EC, Motsuper 36WG ,D\u1ea7u kho\u00e1ng SK\u2026 \u0111\u1ec3 phun x\u1ecbt.<\/p>\n<p>&nbsp;<\/p>\n<p><strong>4. C\u00e2u c\u1ea5u\u00a0<\/strong><em><strong>(Hypomeces squamosus v\u00e0 Platymycterus sieversi)<\/strong><\/em><\/p>\n<p>&nbsp;<\/p>\n<p><em><strong>a-\u0110\u1eb7c \u0111i\u1ec3m nh\u1eadn d\u1ea1ng:<\/strong><\/em><\/p>\n<p>&nbsp;<\/p>\n<p>C\u00f3 2 lo\u1ea1i: ( lo\u1ea1i to v\u00e0 lo\u1ea1i nh\u1ecf)<\/p>\n<p>&nbsp;<\/p>\n<p>\u2013 C\u00e2u c\u1ea5u to th\u01b0\u1eddng xu\u1ea5t hi\u1ec7n s\u1ed1 l\u01b0\u1ee3ng \u00edt.<\/p>\n<p>&nbsp;<\/p>\n<p>\u2013 C\u00e2u c\u1ea5u nh\u1ecf l\u00e0 lo\u1ea1i nh\u00e2n ra r\u1ea5t nhanh c\u00f3 th\u1ec3 th\u00e0nh d\u1ecbch<\/p>\n<p>&nbsp;<\/p>\n<p>Tr\u01b0\u1edfng th\u00e0nh: L\u00e0 b\u1ecd c\u00e1nh c\u1ee9ng, th\u00e2n h\u00ecnh b\u1ea7u d\u1ee5c, d\u00e0i kho\u1ea3ng 7-10mm tr\u00ean to\u00e0n th\u00e2n c\u00f3 ph\u1ee7 l\u1edbp \u00e1nh kim nh\u0169, tr\u01b0\u1edfng th\u00e0nh c\u00e1i m\u00e0u xanh, tr\u01b0\u1edfng th\u00e0nh \u0111\u1ef1c c\u00f3 m\u00e0u v\u00e0ng, \u0111\u1ea7u k\u00e9o d\u00e0i nh\u01b0 m\u1ed9t c\u00e1i v\u00f2i.<\/p>\n<p>&nbsp;<\/p>\n<p>Tr\u1ee9ng: \u0111\u1ebb r\u1ea3i r\u00e1c t\u1eebng qu\u1ea3 tr\u00ean m\u1eb7t \u0111\u1ea5t, h\u00ecnh b\u1ea7u d\u1ee5c, d\u00e0i kho\u1ea3ng 1mm, m\u00e0u tr\u1eafng ng\u00e0.<\/p>\n<p>&nbsp;<\/p>\n<p>S\u00e2u non: M\u00e0u tr\u1eafng s\u1eefa, m\u00ecnh h\u01a1i cong, kh\u00f4ng c\u00f3 ch\u00e2n, s\u1ed1ng trong \u0111\u1ea5t \u0103n ch\u1ea5t h\u1eefu c\u01a1 v\u00e0 d\u1ec5 c\u00e2y.<\/p>\n<p>&nbsp;<\/p>\n<p>Nh\u1ed9ng: m\u00e0u tr\u1eafng ng\u00e0, d\u00e0i kho\u1ea3ng 10mm, n\u1eb1m trong \u0111\u1ea5t.<\/p>\n<p>&nbsp;<\/p>\n<p><em><strong>b-T\u1eadp t\u00ednh sinh s\u1ed1ng v\u00e0 g\u00e2y h\u1ea1i:<\/strong><\/em><\/p>\n<p>&nbsp;<\/p>\n<p>C\u00e2u c\u1ea5u l\u00e0 \u0111\u1ed1i t\u01b0\u1ee3ng r\u1ea5t nguy hi\u1ec3m b\u1edfi v\u1edbi s\u1ed1 l\u01b0\u1ee3ng l\u1edbn, ph\u00e0m \u0103n, ch\u00fang \u0103n c\u1ee5t c\u00e1c \u0111\u1ecdt non, l\u00e1 non, l\u00e1 b\u00e1nh t\u1ebb (th\u1eadm ch\u00ed c\u1ea3 l\u00e1 gi\u00e0 v\u1edbi lo\u00e0i Platymycterus sieversi) v\u00e0 qu\u1ea3 non. Qu\u1ea3 b\u1ecb h\u1ea1i n\u1eb7ng c\u00f3 th\u1ec3 r\u1ee5ng, qu\u1ea3 b\u1ecb nh\u1eb9 l\u00e0m v\u1ecf qu\u1ea3 bi\u1ebfn d\u1ea1ng, gi\u1ea3m ph\u1ea9m c\u1ea5p th\u01b0\u01a1ng ph\u1ea9m qu\u1ea3. C\u00e2u c\u1ea5u tr\u01b0\u1edfng th\u00e0nh xu\u1ea5t hi\u1ec7n sau c\u00e1c \u0111\u1ee3t m\u01b0a khi c\u00e2y cam qu\u00fdt \u0111ang ra l\u1ed9c h\u00e8 v\u00e0 l\u1ed9c thu.C\u00e2u c\u1ea5u ph\u00e1 h\u1ea1i l\u1ed9c l\u00e0m \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn sinh tr\u01b0\u1edfng c\u1ee7a c\u00e2y, l\u1ed9c thu n\u00f3 c\u00f2n l\u00e0m gi\u1ea3m n\u0103ng su\u1ea5t v\u01b0\u1eddn c\u00e2y n\u0103m sau.<\/p>\n<p>&nbsp;<\/p>\n<p>C\u00e2u c\u1ea5u l\u00e0 lo\u00e0i s\u00e2u h\u1ea1i \u0111a th\u1ef1c, ngo\u00e0i g\u00e2y h\u1ea1i tr\u00ean c\u00e2y \u0103n qu\u1ea3 c\u00f3 m\u00fai, ch\u00fang c\u00f2n g\u00e2y h\u1ea1i c\u00e1c c\u00e2y \u0103n qu\u1ea3 kh\u00e1c nh\u01b0 xo\u00e0i, nh\u00e3n, v\u1ea3i\u2026<\/p>\n<p>&nbsp;<\/p>\n<p><em><strong>c- Bi\u1ec7n ph\u00e1p ph\u00f2ng, tr\u1eeb:<\/strong><\/em><\/p>\n<p>&nbsp;<\/p>\n<p>Ph\u00f2ng ch\u1ed1ng: Th\u01b0\u1eddng xuy\u00ean ki\u1ec3m tra v\u01b0\u1eddn c\u00e2y \u0103n qu\u1ea3 c\u00f3 m\u00fai, nh\u1ea5t l\u00e0 c\u00e1c v\u01b0\u1eddn \u01b0\u01a1m, v\u01b0\u1eddn ki\u1ebfn thi\u1ebft c\u01a1 b\u1ea3n v\u00e0 \u0111\u1ea7u kinh doanh \u0111\u1ec3 ph\u00e1t hi\u1ec7n s\u1edbm s\u1ef1 xu\u1ea5t hi\u1ec7n v\u00e0 m\u1eadt \u0111\u1ed9 c\u00e2u c\u1ea5u g\u00e2y h\u1ea1i v\u00e0 ch\u1ee7 \u0111\u1ed9ng ph\u00f2ng tr\u1eeb.<\/p>\n<p>&nbsp;<\/p>\n<p>Tr\u1eeb: D\u00f9ng v\u1ee3t ho\u1eb7c tay b\u1eaft tr\u01b0\u1edfng th\u00e0nh \u0111\u1ec3 gi\u1ebft ch\u1ebft.<\/p>\n<p>&nbsp;<\/p>\n<p>Khi c\u00e2u c\u1ea5u xu\u1ea5t hi\u1ec7n nhi\u1ec1u c\u1ea7n phun thu\u1ed1c Supergun 600EC \u0111\u1ec3 phun.<\/p>\n<p>&nbsp;<\/p>\n<p><img loading=\"lazy\" src=\"http:\/\/adiagri.com\/wp-content\/uploads\/2018\/04\/cau cau.JPG\" alt=\"\" width=\"533\" height=\"134\" \/><\/p>\n<p>Ngu\u1ed3n T\u00e0i Li\u1ec7u : TRUNG T\u00c2M KHUY\u1ebeN N\u00d4NG QU\u1ed0C GIA<\/p>\n<p>ADI: Cho m\u00f9a v\u00e0ng b\u1ed9i thu!<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><\/p>","protected":false},"excerpt":{"rendered":"<p>Sorry, this entry is only available in Vietnamese. For the sake of viewer convenience, the content is shown below in the alternative language. You may click the link to switch the active language. Tri\u1ec7u ch\u1ee9ng g\u00e2y h\u1ea1i c\u1ee7a s\u00e2u v\u1ebd b\u00f9a S\u00e2u v\u1ebd b\u00f9a (Phyllocnistis citrella) c\u00f3 k\u00edch th\u01b0\u1edbc nh\u1ecf b\u00e9, th\u00e2n m\u1ea3nh kh\u1ea3nh d\u00e0i [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":672,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[22],"tags":[],"_links":{"self":[{"href":"https:\/\/adiagri.com\/en\/wp-json\/wp\/v2\/posts\/669"}],"collection":[{"href":"https:\/\/adiagri.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/adiagri.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/adiagri.com\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/adiagri.com\/en\/wp-json\/wp\/v2\/comments?post=669"}],"version-history":[{"count":2,"href":"https:\/\/adiagri.com\/en\/wp-json\/wp\/v2\/posts\/669\/revisions"}],"predecessor-version":[{"id":681,"href":"https:\/\/adiagri.com\/en\/wp-json\/wp\/v2\/posts\/669\/revisions\/681"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/adiagri.com\/en\/wp-json\/wp\/v2\/media\/672"}],"wp:attachment":[{"href":"https:\/\/adiagri.com\/en\/wp-json\/wp\/v2\/media?parent=669"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/adiagri.com\/en\/wp-json\/wp\/v2\/categories?post=669"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/adiagri.com\/en\/wp-json\/wp\/v2\/tags?post=669"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}