Biological pesticides have many advantages over chemical pesticides:
1 Biological pesticides are generally less toxic than traditional pesticides.
2 The target of prevention and treatment is highly targeted.
3 low residue and high efficiency.
4 is not easy to produce drug resistance.
Flat Free Foam Wheel,Pu Solid Wheel,Wheel Barrow Wheel,Pu Foam Wheel
Yujiaxin Industry And Trade Co., Ltd. , http://www.pneumatic-wheel.com