Of course. Cowpea, commonly known as long bean, cowpea rust: 20% tiofur can be used as a pesticide in the early stage of the disease. Pyrazole ester 40-50m l/ mu, or 75% penconazole? Spray azoxystrobin water dispersible granules 10- 15g/ mu evenly, or 29% binafine? Azoxystrobin suspension 45-60ml/mu is mixed with water and sprayed evenly. The drug control methods of cowpea rust and wheat rust are the same.