Powdery mildew risk index tells when to treat vines

Issue Date: May 8, 2019
By Dennis Pollock

Battling powdery mildew that can sour wines is a perennial fight for winegrape growers in the San Joaquin Valley.

Please log in to see this story.
Full online content is available to Farm Bureau agricultural or collegiate members.




Special Reports

Features

Series

Special Issues

Special Sections