Pest control by biological processes that are bringing things that exist in nature, used to benefit other animals and insects by take that already exists in nature to help eliminate pest insects.
Biological pest control is a process that led to what exists in nature to good use. By removing insects and other animals that are already in nature to help eliminate pests.
Biological control of insect pests process is the use of natural things in the benefit by the insects and other animals. The already existing in nature to help get rid of pests.