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.
Plant physiologist Gayle Volk inspects garlic plants growing in culture. Shoot tips of garlics were cryopreserved because these plants represent the greatest genetic diversity in the collection.