平度县棉苗根病历年均有不同程度的发生,是造成缺苗断垅、迟发晚熟及减产降质的主要因素之一。据潍坊市农科所对病株分离结果表明:我县常规栽培的棉田,红腐病、炭疽病较多,地膜覆盖棉田立枯病比例较大。如筛选防治棉苗根病有效药剂,从 The occurrence of cotton seedling root in Pingdu County was different in varying degrees, which was one of the main factors that caused the lack of seedlings, delayed late ripening and yield reduction. According to Weifang City Institute of Agricultural Diseases separation results show that: the county routine cultivation of cotton fields, red rot, anthracnose more, cotton mulch covered by a large proportion of the blight. Such as screening of effective prevention and treatment of cotton seedling root medicine, from