 Image Number K9123-2 |
In tests to control caterpillars on vegetable crops, ecologist Stephen Wraight examines nozzles used to spray spores of the insect pathogenic fungus Beauveria bassiana.
Photo by Keith Weller.
An official website of the United States government
Official websites use .gov
A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.