莨菪烷碱防治蔬菜根结线虫药效研究

The Control Effect of Hyoscyamine Aginst Vegetabie Root-Knot Nematode Disease

本文报道了莨菪烷碱 (hyoscyamine)防治蔬菜根结线虫 (Meloidogyneincognita)效果 ,该制剂以有效成分用量7.5～10.5g/667m2 对水稀释后穴施 ,药后150d对线虫防效达73.78%～82.84% ,优于3%米乐尔(isazofos)颗粒剂有效成分用量150g/667m2穴施药后150d的防效65.30% ,并有一定刺激生长作用 ,有较高推广应用价值。

This paper deals with the control of hyoscyamine against vegetable root-knot nematode disease(Meloidogyne incognita)in tomato field. The results showed that the effects of hyoscyamine against vegetable root-knot nematode disease in tomato field was 73.78%～82.84% after 150 days hole application at the dosage.of 7.5～10.5g(a.i)/667m2 deluted with water, and they are better than the control rate of 65.30% with isazofos at the dosage.of 150g(a.i)/667m2, and hyoscyamine could make the plant stronger.