Beneficials are money in the bank. (beneficial insects)

From: Agricultural Research | Date: February 1, 1993| Author: Adams, Sean | Copyright information

Some farmers are turning to the use of beneficial insects to control insect pests as an alternative to chemical pesticides. Agricultural Research Service scientists have discovered that two wasps, Cotesia marginiventris and Microplitis croceipes, are particularly valuable because they attack corn earworms and a number of similar insect pests. These pests have been devastating to many crops, costing growers over $2 billion annually. The parasitic wasps lay eggs in the caterpillars that feed on...

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