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根据西华县历年秋作物病虫发生规律,作物布局和气象预报等因素分析,预计今年我县下半年秋作物病虫草害总体发生趋势为中度偏重。预计发生面积280万亩次。其中发生偏重的病虫害有:玉米弯孢霉叶斑病、粗缩病、小斑病、青枯病、三代玉米螟、花生蛴螬、花生叶斑病、烟粉虱、棉叶螨、棉铃虫、棉盲蝽蟓、爪类霜霉病、辣椒疫病、蜗牛等。
According to the analysis of factors such as pest and disease occurrence, crop layout and weather forecast in Xihua County over the years, it is expected that the overall trend of autumn crop pest, weeds and weeds in the second half of this year will be moderately weighted. Estimated area of 2.8 million mu. The diseases and pests that are preponderant include: Curvularia lunata leaf spot, cunea, small spot disease, bacterial wilt, third generation corn borer, peanut 蛴 螬, peanut leaf spot, whitefly, cotton spider mite, cotton bollworm, Cotton bugs 蟓, claw downy mildew, pepper blight, snails and so on.