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近日,陕西省农业厅和省气象局联合发布了2007年主要农作物病虫害发生趋势预报,预计2007年陕西省农作物病虫害总体呈中等发生。其中,小麦条锈病、穗期蚜虫偏重发生,白粉病、红蜘蛛、地下害虫中等发生,赤霉病、苗期蚜虫偏轻发生,吸浆虫轻发生;油菜菌核病、蚜虫偏轻发生,黑缝叶甲、蓝跳甲、茎象甲中等发生;玉米螟一代轻发生,二代偏轻发生;棉铃虫麦田一代及棉田二代偏轻发生,棉蚜苗期偏重发生,伏蚜中等发生;水稻叶瘟病、水稻纹枯病和二化螟中等发生;夏飞蝗中等发生。
Recently, Shaanxi Provincial Department of Agriculture and Provincial Meteorological Bureau jointly issued the forecast of the main crop pests and diseases in 2007. It is estimated that the overall incidence of crop pests and diseases in Shaanxi Province in 2007 was moderate. Among them, the stripe rust of wheat and the aphid infestation occurred at the ear stage. The occurrence of powdery mildew, spider mite and underground pest, the mild head blight occurred at the seedling stage and the midge of the powdery mildew occurred. Aphis gossypii occurred moderately in the seedling stage of cotton bollworm and occurred moderately in the second generation of cotton bollworm, Leaf blast, rice sheath blight and Chilo suppressalis occur moderately; summer locust occurs moderately.