Gary Vallad

Gary Vallad is an assistant professor of plant pathology at the UF/IFAS Gulf Coast Research and Education Center in Balm.

By Feng Wu | Zhengfei Guan | Gary Vallad|January 18, 2019

Study looks at what it takes to get the crop established in the Sunshine State.

By Jim DeValerio | Gary Vallad|October 13, 2011

Always in demand, tomatoes can be profitable crops for Florida’s farmers. However, tomatoes are susceptible to a number […]

By Gary Vallad|January 24, 2011

Bacterial diseases caused by Xanthomonas and Pseudomonas species are just some of the challenging production issues that Florida […]

By Alicia Whidden | Gary Vallad|November 23, 2010

Many farm operations in Florida grow or have grown some type of cucurbit and have dealt with downy […]

By Gary Vallad|April 1, 2009

Early blight and target spot are a constant management challenge for tomato growers. Both are caused by fungal […]

By Jane E. Polston | Gary Vallad|February 1, 2009

Red is the color most associated with tomato, but purpling in both fruit and leaves is also possible. […]