轮作及农艺措施对减轻向日葵列当危害的影响
白雨,韩雪莹,董海洋,乌云苏都,李冰圳,陈贵林

Effects of Rotation and Agronomic Measures on Reducing the Damage of Orobanche cumana
Yu Bai,Xueying Han,Haiyang Dong,Sudu Wuyun,Bingzhen Li,Guilin Chen
图3 覆膜处理对向日葵列当寄生数的影响
Fig.3 Effects of film-mulched treatment on the number of O.cumana