菟丝子是大豆生产的大敌。我省每年春播110余万亩大豆,大约有二分之一的面积遭受菟丝子不同程度的危害,一般严重田块减产50%以上,个别田块甚至颗粒无收。由于菟丝子的再生能力强,发展蔓延快,广大农民每年要花费很多劳力去拨除,且很难拨干净。使用生物药剂“鲁保一号”防除,又因受气候条件 Dodder is the enemy of soybean production. In our province, more than 110 million mu of spring soybeans are sowed in spring each year. About half of the area suffers from different degrees of dodder damage. Generally, the yield of serious plots is reduced by more than 50%. Because of the strong regenerative capacity of dodder, the rapid development of development, the vast number of peasants spend a lot of labor each year to remove, and it is difficult to dial clean. The use of biological agents, “Lu Bao One” control, due to climatic conditions