How is biological control used for battling pests?
Biological control agents are biological organisms that feed on the pests they target. Some are generalists, while others specialize in a particular species. For example, predatory mites Amblysieus swirskii feed on whiteflies, thrips, and broad mites. Phytoseiulus persimilis, on the other hand, feeds exclusively on spider mites. Some biological control agents are used against one particular pest, such as caterpillars. Bacillus thuringiensis subsp. kurstaki, meanwhile, is effective against caterpillars. Biocontrol