{"id":3258,"date":"2026-05-27T13:51:52","date_gmt":"2026-05-27T06:51:52","guid":{"rendered":"https:\/\/bacte.vn\/?p=3258"},"modified":"2026-05-27T15:05:17","modified_gmt":"2026-05-27T08:05:17","slug":"benh-nam-hong-tren-cay-trong","status":"publish","type":"post","link":"https:\/\/bacte.vn\/en\/benh-nam-hong-tren-cay-trong\/","title":{"rendered":"B\u1ec7nh n\u1ea5m h\u1ed3ng tr\u00ean c\u00e2y tr\u1ed3ng: D\u1ea5u hi\u1ec7u nh\u1eadn bi\u1ebft v\u00e0 c\u00e1ch ph\u00f2ng b\u1ec7nh hi\u1ec7u qu\u1ea3"},"content":{"rendered":"<p data-start=\"579\" data-end=\"1095\"><strong data-start=\"579\" data-end=\"596\">B\u1ec7nh n\u1ea5m h\u1ed3ng<\/strong> l\u00e0 m\u1ed9t trong nh\u1eefng b\u1ec7nh h\u1ea1i th\u01b0\u1eddng g\u1eb7p tr\u00ean nhi\u1ec1u lo\u1ea1i c\u00e2y th\u00e2n g\u1ed7, c\u00e2y \u0103n tr\u00e1i v\u00e0 c\u00e2y c\u00f4ng nghi\u1ec7p trong \u0111i\u1ec1u ki\u1ec7n v\u01b0\u1eddn \u1ea9m, t\u00e1n r\u1eadm, thi\u1ebfu th\u00f4ng tho\u00e1ng. B\u1ec7nh th\u01b0\u1eddng t\u1ea5n c\u00f4ng tr\u00ean th\u00e2n, c\u00e0nh, l\u00e0m v\u1ecf c\u00e2y n\u1ee9t, c\u00e0nh kh\u00f4 d\u1ea7n, l\u00e1 ph\u00eda tr\u00ean v\u00f9ng b\u1ec7nh v\u00e0ng r\u1ee5ng v\u00e0 c\u00f3 th\u1ec3 g\u00e2y ch\u1ebft c\u00e0nh n\u1ebfu kh\u00f4ng ph\u00e1t hi\u1ec7n s\u1edbm. Theo t\u00e0i li\u1ec7u chuy\u00ean ng\u00e0nh, b\u1ec7nh n\u1ea5m h\u1ed3ng th\u01b0\u1eddng li\u00ean quan \u0111\u1ebfn n\u1ea5m <strong><em data-start=\"967\" data-end=\"993\">Erythricium salmonicolor<\/em><\/strong>, c\u00f2n \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn v\u1edbi t\u00ean \u0111\u1ed3ng ngh\u0129a <strong><em data-start=\"1032\" data-end=\"1056\">Corticium salmonicolor<\/em><\/strong>.<\/p>\n<h2 data-section-id=\"107kddh\" data-start=\"1097\" data-end=\"1123\">1. B\u1ec7nh n\u1ea5m h\u1ed3ng l\u00e0 g\u00ec?<\/h2>\n<p data-start=\"1125\" data-end=\"1398\">B\u1ec7nh n\u1ea5m h\u1ed3ng tr\u00ean c\u00e2y tr\u1ed3ng l\u00e0 b\u1ec7nh do n\u1ea5m g\u00e2y h\u1ea1i ch\u1ee7 y\u1ebfu tr\u00ean ph\u1ea7n th\u00e2n, c\u00e0nh v\u00e0 v\u1ecf c\u00e2y. Khi b\u1ec7nh ph\u00e1t tri\u1ec3n, tr\u00ean b\u1ec1 m\u1eb7t v\u1ecf c\u00e2y c\u00f3 th\u1ec3 xu\u1ea5t hi\u1ec7n l\u1edbp n\u1ea5m m\u00e0u tr\u1eafng h\u1ed3ng, h\u1ed3ng cam ho\u1eb7c h\u1ed3ng nh\u1ea1t. L\u1edbp n\u1ea5m n\u00e0y th\u01b0\u1eddng b\u00e1m s\u00e1t v\u00e0o v\u1ecf, sau \u0111\u00f3 lan d\u1ea7n quanh c\u00e0nh ho\u1eb7c th\u00e2n c\u00e2y.<\/p>\n<figure id=\"attachment_3236\" aria-describedby=\"caption-attachment-3236\" style=\"width: 300px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-medium wp-image-3236\" src=\"https:\/\/bacte.vn\/wp-content\/uploads\/2026\/05\/nam-hong-300x197.webp\" alt=\"dau-hieu-benh-nam-hong-tren-than-canh\" width=\"300\" height=\"197\" srcset=\"https:\/\/bacte.vn\/wp-content\/uploads\/2026\/05\/nam-hong-300x197.webp 300w, https:\/\/bacte.vn\/wp-content\/uploads\/2026\/05\/nam-hong.webp 511w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><figcaption id=\"caption-attachment-3236\" class=\"wp-caption-text\">D\u1ea5u hi\u1ec7u b\u1ec7nh n\u1ea5m h\u1ed3ng tr\u00ean th\u00e2n c\u00e0nh c\u00e2y tr\u1ed3ng trong m\u00f9a m\u01b0a<\/figcaption><\/figure>\n<p data-start=\"1400\" data-end=\"1729\">\u0110i\u1ec3m nguy hi\u1ec3m c\u1ee7a b\u1ec7nh n\u1ea5m h\u1ed3ng l\u00e0 b\u1ec7nh kh\u00f4ng ph\u1ea3i l\u00fac n\u00e0o c\u0169ng bi\u1ec3u hi\u1ec7n r\u00f5 ngay t\u1eeb \u0111\u1ea7u. \u1ede giai \u0111o\u1ea1n s\u1edbm, b\u00e0 con c\u00f3 th\u1ec3 ch\u1ec9 th\u1ea5y m\u1ed9t \u0111o\u1ea1n c\u00e0nh h\u01a1i s\u1eabm m\u00e0u, v\u1ecf c\u00e2y k\u00e9m b\u00f3ng, l\u00e1 ph\u00eda tr\u00ean h\u01a1i v\u00e0ng ho\u1eb7c c\u00e0nh ph\u00e1t tri\u1ec3n y\u1ebfu. Khi b\u1ec7nh n\u1eb7ng h\u01a1n, v\u00f9ng v\u1ecf b\u1ecb n\u1ea5m t\u1ea5n c\u00f4ng c\u00f3 th\u1ec3 n\u1ee9t, kh\u00f4, ch\u1ea3y nh\u1ef1a ho\u1eb7c l\u00e0m c\u00e0nh ph\u00eda tr\u00ean b\u1ecb ch\u1ebft kh\u00f4.<\/p>\n<p data-start=\"1731\" data-end=\"2043\">B\u1ec7nh n\u1ea5m h\u1ed3ng th\u01b0\u1eddng xu\u1ea5t hi\u1ec7n nhi\u1ec1u \u1edf c\u00e1c v\u01b0\u1eddn c\u00e2y l\u00e2u n\u0103m, nh\u1ea5t l\u00e0 n\u01a1i c\u00f3 \u0111\u1ed9 \u1ea9m cao, m\u01b0a k\u00e9o d\u00e0i, t\u00e1n l\u00e1 r\u1eadm v\u00e0 v\u01b0\u1eddn \u00edt \u0111\u01b0\u1ee3c c\u1eaft t\u1ec9a. M\u1ed9t s\u1ed1 t\u00e0i li\u1ec7u ghi nh\u1eadn b\u1ec7nh n\u00e0y c\u00f3 th\u1ec3 g\u00e2y h\u1ea1i tr\u00ean nhi\u1ec1u c\u00e2y th\u00e2n g\u1ed7 nhi\u1ec7t \u0111\u1edbi nh\u01b0 cao su, ca cao, c\u00e2y c\u00f3 m\u00fai v\u00e0 m\u1ed9t s\u1ed1 c\u00e2y l\u00e2m nghi\u1ec7p.<\/p>\n<p data-start=\"1731\" data-end=\"2043\"><a href=\"https:\/\/bacte.vn\/en\/benh-nam-hong-la-gi-5-dieu-ba-con-can-biet-de-nhan-dien-va-xu-ly-som\/\"><strong>T\u00ecm hi\u1ec3u th\u00eam v\u1ec1 b\u1ec7nh n\u1ea5m h\u1ed3ng<\/strong><\/a><\/p>\n<h2 data-section-id=\"lwo8n3\" data-start=\"2045\" data-end=\"2095\">2. Nguy\u00ean nh\u00e2n g\u00e2y b\u1ec7nh n\u1ea5m h\u1ed3ng tr\u00ean c\u00e2y tr\u1ed3ng<\/h2>\n<p data-start=\"2097\" data-end=\"2324\">Nguy\u00ean nh\u00e2n ch\u00ednh g\u00e2y b\u1ec7nh n\u1ea5m h\u1ed3ng l\u00e0 s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a n\u1ea5m b\u1ec7nh trong \u0111i\u1ec1u ki\u1ec7n m\u00f4i tr\u01b0\u1eddng thu\u1eadn l\u1ee3i. N\u1ea5m th\u01b0\u1eddng ph\u00e1t tri\u1ec3n m\u1ea1nh khi v\u01b0\u1eddn c\u00f3 \u1ea9m \u0111\u1ed9 cao, thi\u1ebfu \u00e1nh n\u1eafng, c\u00e0nh l\u00e1 giao t\u00e1n v\u00e0 b\u1ec1 m\u1eb7t th\u00e2n c\u00e0nh th\u01b0\u1eddng xuy\u00ean \u1ea9m \u01b0\u1edbt.<\/p>\n<h3 data-section-id=\"15fiiiw\" data-start=\"2326\" data-end=\"2367\">2.1. V\u01b0\u1eddn r\u1eadm r\u1ea1p, thi\u1ebfu th\u00f4ng tho\u00e1ng<\/h3>\n<p data-start=\"2369\" data-end=\"2613\">Khi c\u00e2y tr\u1ed3ng qu\u00e1 d\u00e0y ho\u1eb7c t\u00e1n c\u00e2y kh\u00f4ng \u0111\u01b0\u1ee3c c\u1eaft t\u1ec9a \u0111\u1ecbnh k\u1ef3, \u00e1nh n\u1eafng kh\u00f3 l\u1ecdt v\u00e0o b\u00ean trong v\u01b0\u1eddn. Kh\u00f4ng kh\u00ed l\u01b0u th\u00f4ng k\u00e9m l\u00e0m th\u00e2n, c\u00e0nh l\u00e2u kh\u00f4 sau m\u01b0a ho\u1eb7c sau khi t\u01b0\u1edbi phun. \u0110\u00e2y l\u00e0 \u0111i\u1ec1u ki\u1ec7n thu\u1eadn l\u1ee3i \u0111\u1ec3 n\u1ea5m h\u1ed3ng tr\u00ean th\u00e2n c\u00e0nh ph\u00e1t tri\u1ec3n.<\/p>\n<h3 data-section-id=\"7oa30s\" data-start=\"2615\" data-end=\"2644\">2.2. M\u01b0a nhi\u1ec1u, \u0111\u1ed9 \u1ea9m cao<\/h3>\n<p data-start=\"2646\" data-end=\"2862\">B\u1ec7nh n\u1ea5m h\u1ed3ng tr\u00ean c\u00e2y tr\u1ed3ng th\u01b0\u1eddng d\u1ec5 b\u00f9ng l\u00ean trong m\u00f9a m\u01b0a ho\u1eb7c sau nh\u1eefng \u0111\u1ee3t m\u01b0a \u1ea9m k\u00e9o d\u00e0i. B\u1ec1 m\u1eb7t v\u1ecf c\u00e2y \u1ea9m li\u00ean t\u1ee5c gi\u00fap b\u00e0o t\u1eed n\u1ea5m d\u1ec5 n\u1ea3y m\u1ea7m, b\u00e1m v\u00e0o v\u1ebft n\u1ee9t, v\u1ebft th\u01b0\u01a1ng c\u01a1 gi\u1edbi ho\u1eb7c nh\u1eefng \u0111o\u1ea1n c\u00e0nh suy y\u1ebfu.<\/p>\n<h3 data-section-id=\"1m70a36\" data-start=\"2864\" data-end=\"2902\">2.3. C\u00e2y suy y\u1ebfu, s\u1ee9c \u0111\u1ec1 kh\u00e1ng k\u00e9m<\/h3>\n<p data-start=\"2904\" data-end=\"3098\">C\u00e2y thi\u1ebfu dinh d\u01b0\u1ee1ng, r\u1ec5 y\u1ebfu, \u0111\u1ea5t tho\u00e1t n\u01b0\u1edbc k\u00e9m ho\u1eb7c b\u1ecb stress sau thu ho\u1ea1ch th\u01b0\u1eddng d\u1ec5 nhi\u1ec5m b\u1ec7nh h\u01a1n. Khi c\u00e2y y\u1ebfu, kh\u1ea3 n\u0103ng t\u1ef1 ph\u1ee5c h\u1ed3i c\u1ee7a v\u1ecf v\u00e0 m\u00f4 c\u00e2y gi\u1ea3m, t\u1ea1o c\u01a1 h\u1ed9i cho n\u1ea5m b\u1ec7nh x\u00e2m nh\u1eadp.<\/p>\n<h3 data-section-id=\"p7qej7\" data-start=\"3100\" data-end=\"3130\">2.4. V\u1ec7 sinh v\u01b0\u1eddn ch\u01b0a t\u1ed1t<\/h3>\n<p data-start=\"3132\" data-end=\"3318\">C\u00e0nh b\u1ec7nh, l\u00e1 b\u1ec7nh, t\u00e0n d\u01b0 th\u1ef1c v\u1eadt v\u00e0 c\u1ecf d\u1ea1i n\u1ebfu kh\u00f4ng \u0111\u01b0\u1ee3c d\u1ecdn d\u1eb9p c\u00f3 th\u1ec3 l\u00e0 n\u01a1i l\u01b0u gi\u1eef m\u1ea7m b\u1ec7nh. Khi g\u1eb7p m\u01b0a, gi\u00f3 ho\u1eb7c n\u01b0\u1edbc b\u1eafn, m\u1ea7m b\u1ec7nh c\u00f3 th\u1ec3 l\u00e2y lan sang c\u00e1c c\u00e2y kh\u1ecfe trong v\u01b0\u1eddn.<\/p>\n<h2 data-section-id=\"18sat0i\" data-start=\"3320\" data-end=\"3373\">3. D\u1ea5u hi\u1ec7u b\u1ec7nh n\u1ea5m h\u1ed3ng b\u00e0 con c\u1ea7n nh\u1eadn bi\u1ebft s\u1edbm<\/h2>\n<p data-start=\"3375\" data-end=\"3569\">D\u1ea5u hi\u1ec7u b\u1ec7nh n\u1ea5m h\u1ed3ng th\u01b0\u1eddng r\u00f5 nh\u1ea5t tr\u00ean th\u00e2n v\u00e0 c\u00e0nh. Tuy nhi\u00ean, b\u00e0 con c\u1ea7n quan s\u00e1t c\u1ea3 ph\u1ea7n l\u00e1, \u0111\u1ecdt v\u00e0 s\u1ee9c sinh tr\u01b0\u1edfng chung c\u1ee7a c\u00e2y \u0111\u1ec3 tr\u00e1nh nh\u1ea7m v\u1edbi thi\u1ebfu dinh d\u01b0\u1ee1ng ho\u1eb7c kh\u00f4 c\u00e0nh sinh l\u00fd.<\/p>\n<figure id=\"attachment_3261\" aria-describedby=\"caption-attachment-3261\" style=\"width: 463px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-3261\" src=\"https:\/\/bacte.vn\/wp-content\/uploads\/2026\/05\/f8a910f3-b8ee-4712-9bc2-96d79393e8d3-2-300x300.png\" alt=\"d\u1ea5u hi\u1ec7u b\u1ec7nh n\u1ea5m h\u1ed3ng\" width=\"463\" height=\"463\" srcset=\"https:\/\/bacte.vn\/wp-content\/uploads\/2026\/05\/f8a910f3-b8ee-4712-9bc2-96d79393e8d3-2-300x300.png 300w, https:\/\/bacte.vn\/wp-content\/uploads\/2026\/05\/f8a910f3-b8ee-4712-9bc2-96d79393e8d3-2-1024x1024.png 1024w, https:\/\/bacte.vn\/wp-content\/uploads\/2026\/05\/f8a910f3-b8ee-4712-9bc2-96d79393e8d3-2-150x150.png 150w, https:\/\/bacte.vn\/wp-content\/uploads\/2026\/05\/f8a910f3-b8ee-4712-9bc2-96d79393e8d3-2-768x768.png 768w, https:\/\/bacte.vn\/wp-content\/uploads\/2026\/05\/f8a910f3-b8ee-4712-9bc2-96d79393e8d3-2-1000x1000.png 1000w, https:\/\/bacte.vn\/wp-content\/uploads\/2026\/05\/f8a910f3-b8ee-4712-9bc2-96d79393e8d3-2-100x100.png 100w, https:\/\/bacte.vn\/wp-content\/uploads\/2026\/05\/f8a910f3-b8ee-4712-9bc2-96d79393e8d3-2.png 1254w\" sizes=\"auto, (max-width: 463px) 100vw, 463px\" \/><figcaption id=\"caption-attachment-3261\" class=\"wp-caption-text\">4 Di\u1ec5n t\u1ea3 c\u00e2y tr\u1ed3ng khi b\u1ecb b\u1ec7nh<\/figcaption><\/figure>\n<ul>\n<li data-section-id=\"wjy979\" data-start=\"3571\" data-end=\"3626\"><strong>Xu\u1ea5t hi\u1ec7n l\u1edbp n\u1ea5m m\u00e0u tr\u1eafng h\u1ed3ng ho\u1eb7c h\u1ed3ng cam:<\/strong> \u0110\u00e2y l\u00e0 d\u1ea5u hi\u1ec7u \u0111\u1eb7c tr\u01b0ng nh\u1ea5t. Tr\u00ean th\u00e2n ho\u1eb7c c\u00e0nh c\u00e2y c\u00f3 th\u1ec3 xu\u1ea5t hi\u1ec7n m\u1ed9t l\u1edbp m\u1ed1c m\u1ecfng m\u00e0u tr\u1eafng h\u1ed3ng, h\u1ed3ng nh\u1ea1t ho\u1eb7c h\u1ed3ng cam. L\u1edbp n\u1ea5m ban \u0111\u1ea7u c\u00f3 th\u1ec3 ch\u1ec9 l\u00e0 m\u1ed9t m\u1ea3ng nh\u1ecf, sau \u0111\u00f3 lan r\u1ed9ng d\u1ecdc theo c\u00e0nh.<\/li>\n<li data-section-id=\"1uv77tj\" data-start=\"3835\" data-end=\"3874\"><strong>V\u1ecf c\u00e2y n\u1ee9t, s\u1ea7n ho\u1eb7c ch\u1ea3y nh\u1ef1a:<\/strong> \u1ede nh\u1eefng v\u1ecb tr\u00ed b\u1ecb b\u1ec7nh, v\u1ecf c\u00e2y c\u00f3 th\u1ec3 chuy\u1ec3n m\u00e0u s\u1eabm, n\u1ee9t nh\u1eb9, s\u1ea7n l\u00ean ho\u1eb7c xu\u1ea5t hi\u1ec7n hi\u1ec7n t\u01b0\u1ee3ng ch\u1ea3y nh\u1ef1a. M\u1ed9t s\u1ed1 ngu\u1ed3n m\u00f4 t\u1ea3 b\u1ec7nh c\u00f3 th\u1ec3 g\u00e2y lo\u00e9t th\u00e2n c\u00e0nh, n\u1ee9t v\u1ecf, ch\u1ea3y g\u00f4m v\u00e0 l\u00e0m kh\u00f4 ch\u1ebft ph\u1ea7n c\u00e0nh ph\u00eda tr\u00ean v\u1ecb tr\u00ed b\u1ec7nh.<\/li>\n<li data-section-id=\"1vyr5tp\" data-start=\"4140\" data-end=\"4192\"><strong>C\u00e0nh ph\u00eda tr\u00ean v\u00f9ng b\u1ec7nh b\u1ecb v\u00e0ng l\u00e1, kh\u00f4 l\u00e1:<\/strong> Khi n\u1ea5m h\u1ed3ng t\u1ea5n c\u00f4ng quanh c\u00e0nh, d\u00f2ng v\u1eadn chuy\u1ec3n n\u01b0\u1edbc v\u00e0 dinh d\u01b0\u1ee1ng b\u1ecb \u1ea3nh h\u01b0\u1edfng. B\u00e0 con c\u00f3 th\u1ec3 th\u1ea5y l\u00e1 ph\u00eda tr\u00ean v\u00f9ng b\u1ec7nh v\u00e0ng d\u1ea7n, h\u00e9o, r\u1ee5ng ho\u1eb7c c\u00e0nh b\u1ecb kh\u00f4 t\u1eeb ng\u1ecdn v\u00e0o.<\/li>\n<li data-section-id=\"wvngxs\" data-start=\"4370\" data-end=\"4418\"><strong>C\u00e2y ph\u00e1t tri\u1ec3n ch\u1eadm, gi\u1ea3m s\u1ee9c nu\u00f4i tr\u00e1i:<\/strong> N\u1ebfu b\u1ec7nh n\u1ea5m h\u1ed3ng k\u00e9o d\u00e0i, c\u00e2y s\u1ebd suy y\u1ebfu r\u00f5 r\u1ec7t. C\u00e0nh b\u1ec7nh gi\u1ea3m kh\u1ea3 n\u0103ng nu\u00f4i l\u00e1, nu\u00f4i hoa v\u00e0 nu\u00f4i tr\u00e1i. V\u1edbi c\u00e2y \u0103n tr\u00e1i, b\u1ec7nh c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m n\u0103ng su\u1ea5t do c\u00e0nh mang tr\u00e1i b\u1ecb y\u1ebfu, kh\u00f4 ho\u1eb7c ch\u1ebft d\u1ea7n.<\/li>\n<\/ul>\n<h2 data-section-id=\"ospfq5\" data-start=\"4620\" data-end=\"4666\">4. T\u00e1c h\u1ea1i c\u1ee7a b\u1ec7nh n\u1ea5m h\u1ed3ng tr\u00ean c\u00e2y tr\u1ed3ng<\/h2>\n<p data-start=\"4668\" data-end=\"4919\">B\u1ec7nh n\u1ea5m h\u1ed3ng kh\u00f4ng ch\u1ec9 l\u00e0m x\u1ea5u th\u00e2n c\u00e0nh m\u00e0 c\u00f2n \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn s\u1ee9c kh\u1ecfe c\u00e2y. Khi b\u1ec7nh ph\u00e1t tri\u1ec3n n\u1eb7ng, ph\u1ea7n c\u00e0nh b\u1ecb nhi\u1ec5m c\u00f3 th\u1ec3 ch\u1ebft kh\u00f4, l\u00e0m gi\u1ea3m di\u1ec7n t\u00edch l\u00e1 h\u1eefu hi\u1ec7u. C\u00e2y m\u1ea5t c\u00e0nh mang tr\u00e1i s\u1ebd gi\u1ea3m kh\u1ea3 n\u0103ng ra hoa, \u0111\u1eadu tr\u00e1i v\u00e0 nu\u00f4i tr\u00e1i.<\/p>\n<p data-start=\"4921\" data-end=\"5154\">Ngo\u00e0i ra, v\u1ebft b\u1ec7nh tr\u00ean th\u00e2n c\u00e0nh c\u00f2n t\u1ea1o \u0111i\u1ec1u ki\u1ec7n cho c\u00e1c lo\u1ea1i n\u1ea5m b\u1ec7nh kh\u00e1c x\u00e2m nh\u1eadp. N\u1ebfu v\u01b0\u1eddn \u0111ang trong giai \u0111o\u1ea1n m\u01b0a \u1ea9m, b\u1ec7nh c\u00f3 th\u1ec3 l\u00e2y lan nhanh t\u1eeb c\u00e2y n\u00e0y sang c\u00e2y kh\u00e1c, \u0111\u1eb7c bi\u1ec7t \u1edf nh\u1eefng v\u01b0\u1eddn r\u1eadm r\u1ea1p, ch\u0103m s\u00f3c ch\u01b0a \u0111\u1ed3ng \u0111\u1ec1u.<\/p>\n<p data-start=\"5156\" data-end=\"5345\">V\u1edbi nh\u00e0 v\u01b0\u1eddn, thi\u1ec7t h\u1ea1i kh\u00f4ng ch\u1ec9 n\u1eb1m \u1edf n\u0103ng su\u1ea5t m\u00e0 c\u00f2n \u1edf chi ph\u00ed ph\u1ee5c h\u1ed3i. Khi c\u00e2y \u0111\u00e3 ch\u1ebft c\u00e0nh n\u1eb7ng, b\u00e0 con ph\u1ea3i m\u1ea5t th\u00eam c\u00f4ng c\u1eaft t\u1ec9a, x\u1eed l\u00fd v\u1ebft b\u1ec7nh, ph\u1ee5c h\u1ed3i t\u00e1n v\u00e0 d\u01b0\u1ee1ng c\u00e2y tr\u1edf l\u1ea1i.<\/p>\n<h2 data-section-id=\"ekn97k\" data-start=\"5347\" data-end=\"5399\">5. C\u00e1ch ph\u00f2ng b\u1ec7nh n\u1ea5m h\u1ed3ng hi\u1ec7u qu\u1ea3 cho nh\u00e0 v\u01b0\u1eddn<\/h2>\n<p data-start=\"5401\" data-end=\"5578\">Ph\u00f2ng b\u1ec7nh n\u1ea5m h\u1ed3ng c\u1ea7n l\u00e0m theo h\u01b0\u1edbng t\u1ed5ng h\u1ee3p, kh\u00f4ng n\u00ean ch\u1ec9 ch\u1edd b\u1ec7nh n\u1eb7ng r\u1ed3i m\u1edbi x\u1eed l\u00fd. Mu\u1ed1n h\u1ea1n ch\u1ebf b\u1ec7nh, b\u00e0 con c\u1ea7n qu\u1ea3n l\u00fd t\u1ed1t \u0111\u1ed9 \u1ea9m, t\u00e1n c\u00e2y, dinh d\u01b0\u1ee1ng v\u00e0 v\u1ec7 sinh v\u01b0\u1eddn.<\/p>\n<ul>\n<li data-section-id=\"a2ucp2\" data-start=\"5580\" data-end=\"5613\"><strong>C\u1eaft t\u1ec9a t\u1ea1o th\u00f4ng tho\u00e1ng:<\/strong> B\u00e0 con n\u00ean t\u1ec9a b\u1ecf c\u00e0nh s\u00e2u b\u1ec7nh, c\u00e0nh khu\u1ea5t trong t\u00e1n, c\u00e0nh s\u00e1t \u0111\u1ea5t v\u00e0 c\u00e0nh giao nhau. V\u01b0\u1eddn th\u00f4ng tho\u00e1ng s\u1ebd gi\u00fap \u00e1nh n\u1eafng v\u00e0o \u0111\u01b0\u1ee3c b\u00ean trong, th\u00e2n c\u00e0nh nhanh kh\u00f4 sau m\u01b0a, t\u1eeb \u0111\u00f3 gi\u1ea3m \u0111i\u1ec1u ki\u1ec7n ph\u00e1t tri\u1ec3n c\u1ee7a n\u1ea5m h\u1ed3ng.<\/li>\n<li data-section-id=\"16hdes8\" data-start=\"5833\" data-end=\"5872\"><strong>Qu\u1ea3n l\u00fd n\u01b0\u1edbc v\u00e0 tho\u00e1t n\u01b0\u1edbc t\u1ed1t:<\/strong> Kh\u00f4ng \u0111\u1ec3 v\u01b0\u1eddn b\u1ecb \u00fang, \u0111\u1ecdng n\u01b0\u1edbc l\u00e2u ng\u00e0y. V\u1edbi c\u00e2y \u0103n tr\u00e1i, c\u1ea7n c\u00f3 r\u00e3nh tho\u00e1t n\u01b0\u1edbc, nh\u1ea5t l\u00e0 trong m\u00f9a m\u01b0a. \u0110\u1ea5t qu\u00e1 \u1ea9m l\u00e2u ng\u00e0y kh\u00f4ng ch\u1ec9 l\u00e0m r\u1ec5 y\u1ebfu m\u00e0 c\u00f2n l\u00e0m c\u00e2y gi\u1ea3m s\u1ee9c \u0111\u1ec1 kh\u00e1ng tr\u01b0\u1edbc n\u1ea5m b\u1ec7nh.<\/li>\n<li data-section-id=\"x2pjz0\" data-start=\"6071\" data-end=\"6100\"><strong>V\u1ec7 sinh v\u01b0\u1eddn \u0111\u1ecbnh k\u1ef3:<\/strong> C\u00e0nh b\u1ec7nh sau khi c\u1eaft c\u1ea7n \u0111\u01b0\u1ee3c gom ra kh\u1ecfi v\u01b0\u1eddn, tr\u00e1nh \u0111\u1ec3 n\u1eb1m d\u01b0\u1edbi g\u1ed1c. L\u00e1 b\u1ec7nh, c\u00e0nh kh\u00f4, c\u1ecf d\u1ea1i v\u00e0 t\u00e0n d\u01b0 th\u1ef1c v\u1eadt c\u0169ng n\u00ean \u0111\u01b0\u1ee3c d\u1ecdn \u0111\u1ecbnh k\u1ef3 \u0111\u1ec3 gi\u1ea3m ngu\u1ed3n m\u1ea7m b\u1ec7nh.<\/li>\n<li data-section-id=\"sfmqvb\" data-start=\"6270\" data-end=\"6305\"><strong>Theo d\u00f5i th\u00e2n c\u00e0nh sau m\u01b0a:<\/strong> Sau c\u00e1c \u0111\u1ee3t m\u01b0a k\u00e9o d\u00e0i, b\u00e0 con n\u00ean \u0111i ki\u1ec3m tra th\u00e2n, c\u00e0nh ch\u00ednh v\u00e0 c\u00e1c v\u1ecb tr\u00ed giao t\u00e1n. N\u1ebfu th\u1ea5y m\u1ea3ng n\u1ea5m h\u1ed3ng nh\u1ecf, v\u1ecf s\u1eadm m\u00e0u ho\u1eb7c c\u00e0nh b\u1eaft \u0111\u1ea7u v\u00e0ng l\u00e1 b\u1ea5t th\u01b0\u1eddng, c\u1ea7n x\u1eed l\u00fd s\u1edbm tr\u01b0\u1edbc khi b\u1ec7nh lan r\u1ed9ng.<\/li>\n<li data-section-id=\"10v56jq\" data-start=\"6513\" data-end=\"6557\"><strong>D\u01b0\u1ee1ng c\u00e2y kh\u1ecfe, t\u0103ng s\u1ee9c ch\u1ed1ng ch\u1ecbu:<\/strong> C\u00e2y kh\u1ecfe s\u1ebd c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng ch\u1ecbu b\u1ec7nh t\u1ed1t h\u01a1n. B\u00e0 con n\u00ean b\u00f3n ph\u00e2n c\u00e2n \u0111\u1ed1i, b\u1ed5 sung h\u1eefu c\u01a1, c\u1ea3i t\u1ea1o \u0111\u1ea5t, ch\u0103m b\u1ed9 r\u1ec5 v\u00e0 tr\u00e1nh \u0111\u1ec3 c\u00e2y suy ki\u1ec7t sau thu ho\u1ea1ch. Kh\u00f4ng n\u00ean b\u00f3n th\u1eeba \u0111\u1ea1m v\u00ec t\u00e1n qu\u00e1 r\u1eadm, m\u00f4 non y\u1ebfu c\u0169ng c\u00f3 th\u1ec3 l\u00e0m c\u00e2y d\u1ec5 nhi\u1ec5m n\u1ea5m b\u1ec7nh h\u01a1n.<\/li>\n<\/ul>\n<h2 data-section-id=\"tzr3o3\" data-start=\"6811\" data-end=\"6858\">6. Khi c\u00e2y \u0111\u00e3 b\u1ecb n\u1ea5m h\u1ed3ng n\u00ean x\u1eed l\u00fd th\u1ebf n\u00e0o?<\/h2>\n<p data-start=\"6860\" data-end=\"7017\">Khi ph\u00e1t hi\u1ec7n b\u1ec7nh n\u1ea5m h\u1ed3ng, b\u00e0 con c\u1ea7n x\u1eed l\u00fd theo nguy\u00ean t\u1eafc: c\u1eaft b\u1ecf ph\u1ea7n b\u1ec7nh n\u1eb7ng, l\u00e0m s\u1ea1ch v\u00f9ng b\u1ec7nh, gi\u1ea3m \u1ea9m v\u00e0 d\u00f9ng gi\u1ea3i ph\u00e1p ph\u00f9 h\u1ee3p \u0111\u1ec3 kh\u1ed1ng ch\u1ebf n\u1ea5m.<\/p>\n<p data-start=\"7019\" data-end=\"7292\">V\u1edbi c\u00e0nh b\u1ec7nh nh\u1eb9, c\u00f3 th\u1ec3 c\u1ea1o s\u1ea1ch l\u1edbp n\u1ea5m b\u00e1m b\u00ean ngo\u00e0i, v\u1ec7 sinh v\u00f9ng v\u1ecf b\u1ec7nh r\u1ed3i x\u1eed l\u00fd b\u1eb1ng s\u1ea3n ph\u1ea9m ph\u00f2ng tr\u1eeb n\u1ea5m theo \u0111\u00fang h\u01b0\u1edbng d\u1eabn. V\u1edbi c\u00e0nh \u0111\u00e3 kh\u00f4 ch\u1ebft ho\u1eb7c b\u1ecb v\u00f2ng b\u1ec7nh bao quanh, n\u00ean c\u1eaft b\u1ecf \u0111\u1ec3 tr\u00e1nh l\u00e2y lan. D\u1ee5ng c\u1ee5 c\u1eaft t\u1ec9a c\u1ea7n \u0111\u01b0\u1ee3c v\u1ec7 sinh sau khi x\u1eed l\u00fd c\u00e2y b\u1ec7nh.<\/p>\n<p data-start=\"7294\" data-end=\"7663\">Trong xu h\u01b0\u1edbng canh t\u00e1c an to\u00e0n, b\u00e0 con c\u00f3 th\u1ec3 \u01b0u ti\u00ean k\u1ebft h\u1ee3p c\u00e1c gi\u1ea3i ph\u00e1p sinh h\u1ecdc, c\u1ea3i t\u1ea1o m\u00f4i tr\u01b0\u1eddng v\u01b0\u1eddn v\u00e0 ch\u0103m c\u00e2y ph\u1ee5c h\u1ed3i. V\u1edbi nh\u1eefng v\u01b0\u1eddn c\u00e2y \u0103n tr\u00e1i th\u01b0\u1eddng g\u1eb7p n\u1ea5m tr\u00ean th\u00e2n c\u00e0nh, c\u00f3 th\u1ec3 tham kh\u1ea3o c\u00e1c d\u00f2ng s\u1ea3n ph\u1ea9m h\u1ed7 tr\u1ee3 ph\u00f2ng tr\u1eeb n\u1ea5m b\u1ec7nh nh\u01b0 <a href=\"https:\/\/bacte.vn\/en\/che-pham-sinh-hoc-bacte-active-than-thu-nam-hong\/\"><strong data-start=\"7550\" data-end=\"7586\">Bacte Active Th\u00e1n Th\u01b0 \u2013 N\u1ea5m H\u1ed3ng<\/strong>,<\/a> k\u1ebft h\u1ee3p c\u1eaft t\u1ec9a th\u00f4ng tho\u00e1ng v\u00e0 v\u1ec7 sinh v\u01b0\u1eddn \u0111\u1ec3 t\u0103ng hi\u1ec7u qu\u1ea3 qu\u1ea3n l\u00fd b\u1ec7nh.<\/p>\n<p data-start=\"7294\" data-end=\"7663\">\u0110\u1ecdc th\u00eam:<a href=\"https:\/\/baobinhphuoc.com.vn\/news\/4\/40104\/chu-dong-phong-benh-nam-hong-tren-cay-cao-su\" target=\"_blank\" rel=\"noopener\"> https:\/\/baobinhphuoc.com.vn\/news\/4\/40104\/chu-dong-phong-benh-nam-hong-tren-cay-cao-su<\/a><\/p>\n<h2 data-section-id=\"1vks87a\" data-start=\"7665\" data-end=\"7679\">7. K\u1ebft lu\u1eadn<\/h2>\n<p data-start=\"7681\" data-end=\"8008\">B\u1ec7nh n\u1ea5m h\u1ed3ng l\u00e0 b\u1ec7nh h\u1ea1i nguy hi\u1ec3m tr\u00ean th\u00e2n c\u00e0nh, th\u01b0\u1eddng ph\u00e1t tri\u1ec3n m\u1ea1nh trong \u0111i\u1ec1u ki\u1ec7n \u1ea9m \u0111\u1ed9 cao, v\u01b0\u1eddn r\u1eadm r\u1ea1p v\u00e0 c\u00e2y suy y\u1ebfu. Mu\u1ed1n ph\u00f2ng ch\u1ed1ng b\u1ec7nh n\u1ea5m h\u1ed3ng hi\u1ec7u qu\u1ea3, b\u00e0 con c\u1ea7n nh\u1eadn bi\u1ebft s\u1edbm d\u1ea5u hi\u1ec7u l\u1edbp n\u1ea5m m\u00e0u h\u1ed3ng, v\u1ecf n\u1ee9t, c\u00e0nh v\u00e0ng l\u00e1, kh\u00f4 c\u00e0nh; \u0111\u1ed3ng th\u1eddi ch\u1ee7 \u0111\u1ed9ng c\u1eaft t\u1ec9a, tho\u00e1t n\u01b0\u1edbc, v\u1ec7 sinh v\u01b0\u1eddn v\u00e0 d\u01b0\u1ee1ng c\u00e2y kh\u1ecfe.<\/p>\n<p data-start=\"8010\" data-end=\"8242\">Ph\u00f2ng b\u1ec7nh lu\u00f4n nh\u1eb9 chi ph\u00ed h\u01a1n ch\u1eefa b\u1ec7nh. V\u00ec v\u1eady, sau m\u1ed7i \u0111\u1ee3t m\u01b0a \u1ea9m k\u00e9o d\u00e0i, b\u00e0 con n\u00ean ki\u1ec3m tra v\u01b0\u1eddn th\u01b0\u1eddng xuy\u00ean \u0111\u1ec3 ph\u00e1t hi\u1ec7n s\u1edbm n\u1ea5m h\u1ed3ng tr\u00ean th\u00e2n c\u00e0nh v\u00e0 x\u1eed l\u00fd k\u1ecbp th\u1eddi tr\u01b0\u1edbc khi b\u1ec7nh l\u00e0m ch\u1ebft c\u00e0nh, suy c\u00e2y v\u00e0 gi\u1ea3m n\u0103ng su\u1ea5t.<\/p>\n<p style=\"text-align: right;\" data-start=\"8027\" data-end=\"8267\"><strong>T\u01b0\u1eddng Vy<\/strong><\/p>\n<div class=\"single-content\">\n<p><strong>LI\u00caN H\u1ec6:<\/strong><\/p>\n<p><strong>BACTE \u2013\u00a0<em>KH\u00d4NG \u0110\u1ed8C H\u1ea0I, HI\u1ec6U QU\u1ea2 CAO<\/em><\/strong><\/p>\n<p><strong>C\u00f4ng Ty TNHH Th\u01b0\u01a1ng M\u1ea1i &amp; D\u1ecbch V\u1ee5 Qu\u1ed1c T\u1ebf Tip To M\u00e3 Lai<\/strong><\/p>\n<p>\ud83d\udcde Hotline: 094 240 67 68<\/p>\n<p>\ud83c\udf10Website: https:\/\/bacte.vn\/<\/p>\n<p>\ud83d\udcbbYoutube:\u00a0<a href=\"https:\/\/www.youtube.com\/@bactevietnam\" target=\"_blank\" rel=\"noopener\">https:\/\/www.youtube.com\/@bactevietnam<\/a><\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>B\u1ec7nh n\u1ea5m h\u1ed3ng l\u00e0 m\u1ed9t trong nh\u1eefng b\u1ec7nh h\u1ea1i th\u01b0\u1eddng g\u1eb7p tr\u00ean nhi\u1ec1u lo\u1ea1i c\u00e2y th\u00e2n g\u1ed7, c\u00e2y \u0103n tr\u00e1i v\u00e0 c\u00e2y c\u00f4ng nghi\u1ec7p trong \u0111i\u1ec1u ki\u1ec7n v\u01b0\u1eddn \u1ea9m, t\u00e1n r\u1eadm, thi\u1ebfu th\u00f4ng tho\u00e1ng. B\u1ec7nh th\u01b0\u1eddng t\u1ea5n c\u00f4ng tr\u00ean th\u00e2n, c\u00e0nh, l\u00e0m v\u1ecf c\u00e2y n\u1ee9t, c\u00e0nh kh\u00f4 d\u1ea7n, l\u00e1 ph\u00eda tr\u00ean v\u00f9ng b\u1ec7nh v\u00e0ng r\u1ee5ng&#8230;<\/p>","protected":false},"author":150,"featured_media":3263,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"_kad_post_transparent":"default","_kad_post_title":"default","_kad_post_layout":"default","_kad_post_sidebar_id":"","_kad_post_content_style":"default","_kad_post_vertical_padding":"default","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"_kad_post_classname":"","footnotes":""},"categories":[30],"tags":[],"class_list":["post-3258","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-du-bao-sau-benh"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>B\u1ec7nh n\u1ea5m h\u1ed3ng tr\u00ean c\u00e2y tr\u1ed3ng: D\u1ea5u hi\u1ec7u nh\u1eadn bi\u1ebft v\u00e0 c\u00e1ch ph\u00f2ng b\u1ec7nh hi\u1ec7u qu\u1ea3 - Bacteri<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/bacte.vn\/en\/benh-nam-hong-tren-cay-trong\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"B\u1ec7nh n\u1ea5m h\u1ed3ng tr\u00ean c\u00e2y tr\u1ed3ng: D\u1ea5u hi\u1ec7u nh\u1eadn bi\u1ebft v\u00e0 c\u00e1ch ph\u00f2ng b\u1ec7nh hi\u1ec7u qu\u1ea3 - Bacteri\" \/>\n<meta property=\"og:description\" content=\"B\u1ec7nh n\u1ea5m h\u1ed3ng l\u00e0 m\u1ed9t trong nh\u1eefng b\u1ec7nh h\u1ea1i th\u01b0\u1eddng g\u1eb7p tr\u00ean nhi\u1ec1u lo\u1ea1i c\u00e2y th\u00e2n g\u1ed7, c\u00e2y \u0103n tr\u00e1i v\u00e0 c\u00e2y c\u00f4ng nghi\u1ec7p trong \u0111i\u1ec1u ki\u1ec7n v\u01b0\u1eddn \u1ea9m, t\u00e1n r\u1eadm, thi\u1ebfu th\u00f4ng tho\u00e1ng. 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