冬麦区春季沟金针虫的发生与防治山东邹城市农业局邢作山近年来，由于停用有机氯改用有机磷农药及耕作制度的变革等原因，已使沟金针虫成为地下害虫的主要种群。在冬麦区，沟金针虫为害时期跨越秋苗期和冬后生长期，而以返青期为害最重，造成缺苗断垄，影响产量。因此应根... Occurrence and control of Pinctada nitidaria in spring wheat area in winter In recent years, due to the deactivation of organochlorine pesticides using organophosphorus pesticides and the change of farming system, Gully has become the main population of underground pests. In the winter wheat area, the golden needle ditch crossed the autumn seedling stage and winter growth stage, while the pollination stage was the worst, which caused the lack of seedlings to break the ridge and affect the yield. So should root ...