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十月份本月气候是早晚凉爽,降雨量明显减少,白天温度仍较高,上半月常伴有闷热的雷阵雨天气,下半月常有雾天、重露。本月是秋季病虫的危害盛期。一、十字花科蔬菜病虫害防治继续重视十字花科根肿病的发生普查,十字花科霜霉病、软腐病、炭疽病、白斑病、黑斑病、病毒病等进入发病盛期,五代甜菜夜蛾、斜纹夜蛾、甘蓝夜蛾等是发生与危害盛末期,秋季是小菜蛾、
In October, the weather in this month was cool in the morning and at night, with a noticeable decrease in rainfall. Temperatures during the day were still high. The first half of the month was accompanied by a hot thunderstorm and the second half was foggy and heavy exposed. This month is the damaging period of autumn pests. First, cruciferous vegetables and pest control continue to pay attention cruciferous clubroot disease census, cruciferous downy mildew, soft rot, anthracnose, vitiligo, black spot disease, viral disease into the peak incidence, five generations Beet armyworm, Spodoptera litura, cabbage budworm is the occurrence and end of the crisis, autumn is the diamondback moth,