{"id":19984,"date":"2023-07-28T09:32:06","date_gmt":"2023-07-28T02:32:06","guid":{"rendered":"https:\/\/el-foro.com\/?p=19984"},"modified":"2023-07-28T14:53:13","modified_gmt":"2023-07-28T07:53:13","slug":"giai-phap-dac-tri-dao-on-hai-lua","status":"publish","type":"post","link":"https:\/\/el-foro.com\/giai-phap-dac-tri-dao-on-hai-lua.html","title":{"rendered":"GI\u1ea2I PH\u00c1P \u0110\u1eb6C TR\u1eca \u0110\u1ea0O \u00d4N H\u1ea0I L\u00daA"},"content":{"rendered":"

B\u1ec7nh \u0111\u1ea1o \u00f4n tr\u00ean l\u00faa do m\u1ed9t lo\u1ea1i n\u1ea5m c\u00f3 t\u00ean Pyricularia oryzae<\/em> g\u00e2y ra, lo\u1ea1i n\u1ea5m n\u00e0y r\u1ea5t th\u00edch \u0111i\u1ec1u ki\u1ec7n m\u00e1t v\u1edbi \u1ea9m \u0111\u1ed9 cao, tr\u1eddi \u00e2m u v\u00e0 c\u00f3 m\u01b0a\u00a0.<\/span><\/h1>\n

\u0110\u1ea1o \u00f4n g\u00e2y h\u1ea1i k\u1ec3 c\u1ea3 tr\u00ean l\u00e1 l\u1eabn tr\u00ean b\u00f4ng v\u00e0 c\u00f3 th\u1ec3 g\u00e2y suy gi\u1ea3m n\u0103ng su\u1ea5t tr\u1ea7m tr\u1ecdng n\u1ebfu kh\u00f4ng ph\u00f2ng tr\u1ecb k\u1ecbp th\u1eddi.\u00a0<\/span><\/p>\n

\"\"<\/a><\/p>\n

\u1ede th\u1eddi k\u1ef3 l\u00faa t\u1eeb \u0111\u00f2ng \u0111\u1ebfn tr\u1ed5, b\u1ec7nh \u0111\u1ea1o \u00f4n c\u00e0ng r\u1ea5t c\u1ea7n \u0111\u01b0\u1ee3c quan t\u00e2m v\u00ec giai \u0111o\u1ea1n n\u00e0y mang t\u00ednh quy\u1ebft \u0111\u1ecbnh l\u1edbn \u0111\u1ed1i v\u1edbi n\u0103ng su\u1ea5t. B\u1ed9 l\u00e1 \u0111\u00f2ng \u1edf th\u1eddi k\u1ef3 c\u1ef1c tr\u1ecdng n\u00e0y c\u1ea7n \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n th\u1eadt t\u1ed1t \u0111\u1ec3 quang h\u1ee3p t\u1ea1o tinh b\u1ed9t, gi\u00fap b\u00f4ng l\u00faa v\u00e0o ch\u1eafc, n\u1ebfu \u0111\u1ea1o \u00f4n t\u1ea5n c\u00f4ng m\u1ea1nh th\u00ec c\u1ea3 l\u00e1 l\u1eabn b\u00f4ng l\u00faa \u0111\u1ec1u s\u1ebd b\u1ecb thi\u1ec7t h\u1ea1i.<\/span><\/p>\n

\"\"<\/a><\/p>\n

B\u1ec7nh \u0111\u1ea1o \u00f4n c\u00f3 th\u1ec3 l\u00e2y lan t\u1eeb l\u00e1 \u0111\u1ebfn b\u00f4ng l\u00faa r\u1ea5t nhanh, do \u0111\u00f3 b\u00e0 con ph\u1ea3i ph\u00e1t hi\u1ec7n s\u1edbm \u0111\u1ea1o \u00f4n l\u00e1 v\u00e0 ph\u00f2ng ng\u1eeba t\u1ed1t \u0111\u1ea1o \u00f4n c\u1ed5 b\u00f4ng.\u00a0 B\u1eb1ng c\u00e1c bi\u1ec7n ph\u00e1p t\u1ed5ng h\u1ee3p \u0111\u1ec3 v\u1eeba ti\u1ebft ki\u1ec7m chi ph\u00ed, v\u1eeba an to\u00e0n cho c\u00e2y l\u00faa. Ph\u00e2n b\u00f3n d\u00f9 l\u00e0 kh\u00f4ng th\u1ec3 thi\u1ebfu \u0111\u1ed1i v\u1edbi l\u00faa v\u00ec dinh d\u01b0\u1ee1ng trong \u0111\u1ea5t lu\u00f4n kh\u00f4ng \u0111\u1ee7 \u0111\u00e1p \u1ee9ng. N\u00ean b\u00e0 con c\u1ea7n ch\u1ee7 \u0111\u1ed9ng b\u1ed5 sung cho c\u00e2y l\u00faa l\u00e0 \u0111i\u1ec1u hi\u1ec3n nhi\u00ean, nh\u01b0ng c\u0169ng kh\u00f4ng th\u1ec3 th\u1eeba.<\/span><\/p>\n

Ph\u00e2n b\u00f3n n\u1ebfu s\u1eed d\u1ee5ng \u0111\u00fang nhu c\u1ea7u c\u1ee7a c\u00e2y l\u00faa, s\u1ebd l\u00e0 m\u1ed9t b\u01b0\u1edbc \u0111\u1ec7m c\u1ef1c k\u1ef3 t\u1ed1t cho s\u1ef1 ph\u00e1t tri\u1ec3n. Nh\u01b0ng n\u1ebfu d\u01b0 th\u1eeba, \u0111\u1eb7c bi\u1ec7t l\u00e0 d\u01b0 th\u1eeba \u0111\u1ea1m s\u1ebd g\u00e2y ra t\u00e1c d\u1ee5ng ng\u01b0\u1ee3c, khi\u1ebfn c\u00e2y l\u00faa y\u1ebfu \u1edbt v\u00e0 tr\u1edf th\u00e0nh \u0111i\u1ec1u ki\u1ec7n t\u1ed1i h\u1ea3o cho c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng d\u1ecbch h\u1ea1i \u0111\u01b0\u1ee3c c\u01a1 h\u1ed9i x\u00e2m nhi\u1ec5m. N\u00f3i ri\u00eang \u0111\u1ebfn \u0111\u1ea1o \u00f4n th\u00ec khi ru\u1ed9ng d\u01b0 th\u1eeba \u0111\u1ea1m b\u1ec7nh s\u1ebd l\u00e2y lan nhanh h\u01a1n, ph\u00e1t tri\u1ec3n m\u1ea1nh h\u01a1n r\u1ea5t nhi\u1ec1u.<\/span><\/p>\n

V\u1ec1 v\u1ea5n \u0111\u1ec1 ch\u1ee7 \u0111\u1ed9ng ph\u00f2ng ng\u1eeba \u0111\u1ea1o \u00f4n b\u1eb1ng c\u00e1c bi\u1ec7n ph\u00e1p t\u1ed5ng h\u1ee3p th\u00ec b\u00e0 con c\u1ea7n l\u01b0u \u00fd ngay t\u1eeb \u0111\u1ea7u v\u1ee5.<\/span><\/p>\n

Tr\u01b0\u1edbc nh\u1ea5t v\u1eabn l\u00e0 l\u00e0m \u0111\u1ea5t, v\u1ec7 sinh \u0111\u1ed3ng ru\u1ed9ng th\u1eadt k\u1ef9, ti\u1ebfp \u0111\u1ebfn l\u00e0 m\u1eadt \u0111\u1ed9 gieo s\u1ea1 h\u1ee3p l\u00fd c\u0169ng nh\u01b0 b\u00f3n ph\u00e2n ph\u1ea3i \u0111\u00fang theo nhu c\u1ea7u c\u00e2y d\u1ef1a tr\u00ean b\u1ea3ng so m\u00e0u l\u00e1 l\u00faa, tuy\u1ec7t \u0111\u1ed1i kh\u00f4ng th\u1eeba \u0111\u1ea1m.<\/span><\/p>\n

Th\u0103m \u0111\u1ed3ng th\u01b0\u1eddng xuy\u00ean \u0111\u1ec3 theo d\u00f5i ch\u1eb7t ch\u1ebd ru\u1ed9ng l\u00faa c\u1ee7a m\u00ecnh c\u0169ng nh\u01b0 nh\u1eadn bi\u1ebft s\u1edbm nh\u1ea5t s\u1ef1 xu\u1ea5t hi\u1ec7n c\u1ee7a b\u1ec7nh \u0111\u1ea1o \u00f4n lu\u00f4n l\u00e0 vi\u1ec7c l\u00e0m h\u1ebft s\u1ee9c c\u1ea7n thi\u1ebft.<\/span><\/p>\n

\"\"<\/a><\/p>\n

M\u1ed9t y\u1ebfu t\u1ed1 quan tr\u1ecdng n\u1eefa, quy\u1ebft \u0111\u1ecbnh r\u1ea5t l\u1edbn \u0111\u1ebfn s\u1ef1 th\u00e0nh c\u00f4ng trong qu\u1ea3n l\u00fd \u0111\u1ea1o \u00f4n \u0111\u00f3 l\u00e0 v\u1ea5n \u0111\u1ec1 phun tr\u1ecb v\u00e0 phun ph\u00f2ng.<\/span><\/p>\n