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今年全国主要农作物病虫害呈中等偏重发生态势。尤其是虫害,发生总面积约3.33亿公顷(50亿亩)。今年小麦病虫将以条锈病、麦蚜、麦红蜘蛛等病虫为主,可能在甘肃陇南和四川省部分地区大流行;水稻螟虫将在南方水稻主产区大发生;玉米螟虫将在东北
This year the country’s major crop pests and diseases showed a moderate bias situation. Especially pests, the total area of about 333 million hectares (50 million mu). This year wheat pests and diseases will be stripe rust, wheat aphids, wheat spiders and other pests mainly in Longnan, Gansu and parts of Sichuan Province may pandemic; rice stem borers will occur in the southern rice major producing areas; corn borers will be in the northeast