Cotton Newsline: May 2, 2007

Determining Weed Resistance

In 2005, Georgia confirmed the first population of palmer amaranth resistant to glyphosate herbicide. According to Dr. Stanley Culpepper, Associate Professor of Weed Science at the University of Georgia, there are many factors that play into the role of resistance.

Culpepper explains how to determine if a weed is resistant.

Culpepper says there is a tremendous amount of information regarding resistance issues available for producers.

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