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山东省植保总站的专家根据对重大病虫越冬基数调查,结合作物长势、品种布局和气象资料等综合分析,预测出今年该省小麦蚜虫等多种病虫将大发生,同时夏蝗、棉铃虫、烟粉虱等病虫也将不同程度的发生。据专家调查,今年该省小麦主要病虫为纹枯病、白粉病、条锈病、麦蚜、麦蜘蛛等5种病虫。其中,麦蚜、麦蜘蛛在全省分布普遍,尤其麦蚜发生严重,为大发生;纹枯病、白粉病将中等偏重发生;小麦吸浆虫中等发生,但重于历年,由鲁南蔓延到鲁西;条锈病中度流行,因周边省市菌源充足,流行速度快。
Shandong Province Plant Protection Station experts based on the investigation of major pests and wintering base, combined with crop growth, species distribution and meteorological data, a comprehensive analysis predicts that this year wheat aphids and other pests will occur in large, summer locust, cotton bollworm , Whitefly and other pests will also occur to varying degrees. According to the experts’ investigation, the main diseases and pests of wheat in this province are pests such as sheath blight, powdery mildew, stripe rust, wheat aphid and wheat spider. Among them, the wheat aphids, wheat spiders are widespread throughout the province, especially the wheat aphid serious occurrence for the great occurrence; sheath blight, powdery mildew will be moderately heavier; midge, midriff, but heavier than the calendar year, from Lunan spread to Lu West; stripe rust moderate prevalence, due to adequate bacteria around the neighboring provinces and cities, popular fast.