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.
 Image Number K8066-20 |
A solar simulator enables ARS entomologist Michael McGuire and visiting Mexican scientist Patricia Tamez-Guerra to learn about the stability of different spray-dried biological pesticide formulations when applied to cotton leaves and exposed to light.
Photo by Keith Weller.
