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近日从山东省植保站召开的秋季农作物病虫发生趋势会商会议上获悉,今年该省主要秋季作物的病虫呈偏重发生趋势,病害较重,虫害相对较轻。一、迁飞性、暴发性等重大害虫今年汛期低温多雨,对东亚飞蝗、烟粉虱、棉铃虫、甜菜夜蛾等害虫的发生有抑制作用,加上虫源基数偏低,预报秋蝗中等发生,沿海蝗区和滨湖蝗区局部偏重发生;烟粉虱在鲁北棉区可能大发生,其他
Recently held from the Shandong Provincial Plant Protection Station autumn crop pests and diseases conference on the meeting was informed that major pests and diseases of the province this year, the crop is prone to trend, heavier diseases, pests are relatively light. First, migratory, fulminant and other major pests in the flood season this year, low temperature and rainy, the East Asian locusts, Bemisia tabaci, cotton bollworm, beet armyworm and other pests the occurrence of inhibition, coupled with low base number of insect, autumn locust Occurred moderately, coastal locusts and locust locusts partially biased; Bemisia tabaci in the Lubei area may occur, other