Predatory insects kill the pest by hunting and feeding on it, and parasitic insects kill the pest or its eggs by spawning and secreting substances inside the body. Useful pollinating insects feed on nectar and flower sap and improve the yield of garden crops by increasing pollination.
10 Useful insects in agriculture
Biological control and the use of pest predatory insects is one of the methods of destroying pests and their eggs. These beneficial insects attack pests and, by feeding on them, kill the pests. Agricultural beneficial insects are divided into three categories: predators, pollinators and parasites.