京津冀植保站根据病虫冬前和早春基数调查,结合农业种植结构、品种抗性、气象预报等因子综合分析,预计2017年上半年京津冀地区主要农业有害生物总体将中等发生,蝗虫、麦蚜等个别病虫害将在部分地区的个别地块偏重到大发生。一、小麦病虫预计小麦病虫害总体将中等发生,麦蚜将在部分地区偏重到大发生,小麦吸浆虫将 Beijing-Tianjin-Hebei Plant Protection Station According to the survey of pest and disease before winter and early spring base, combined with comprehensive analysis of agricultural planting structure, variety resistance and weather forecast, it is estimated that the main agricultural pests in Beijing-Tianjin-Hebei region will generally occur moderately in the first half of 2017. Locusts , Wheat aphids and other individual pests and diseases will be in some areas of particular massif to occur. First, the wheat pests It is estimated that the overall occurrence of wheat pests and diseases will occur moderately, wheat aphids will be partial to the occurrence of stress in large areas, wheat midge will