There will always be a need for insecticides, especially as more people demand foods from less cropland. However, perhaps alternative pest control methods should be utilized besides just chemical applications. Vertebrates are also pests. Rabbits, moles, raccoons, rats, and many other mammels feed of agricultural products. Hunting , trapping, and poisoning is required to reduce their impact.
Birds are also a major problem.
They feed on seeds and defecate in the seed storage areas. These seeds are then feed to animals or people who can become ill from it. One of the major criteria of sustainable agriculture is that it must feed the world's population. Modern pest control methods are meant to increase the yield as much is possible.