- If the control animals and disease vectors. No, it's powerful enough to cause a hotbed, spread the disease, which leads to the pathogenesis of human health directly and adversely affect the environment.
-If the control animals and transmit the Not powerful enough, it will cause a plant source, spreading the germs that contribute to disease of the human health and environmental deterioration.
- If the control animals and carriers of diseases is not effective enough, it will cause the planting, spread germs that leads to a disease of human health directly and adversely affect environment