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A collection of useful references for weed management.
Weed Science Archives
Hot pages on ISU Weed Science
Walking the Beans - With all of the talk about superweeds, I thought it appropriate to link to a Greg Brown classic regarding weed management
Palmer amaranth awareness - There's still some work to do!! Report of recent tour of infestations in SW Iowa.
Controlling big weeds - Do you feel lucky? When do you concede the weeds have won?
A case of mistaken identity: Spiny amaranth - The Palmer amaranth reported in Davis county turns out to be spiny amaranth
An abundance of adverse crop responses to herbicides - Discussion of this spring's herbicide injury problems
Historic distribution of weedy pigweeds. Maps of the origins of the pigweeds of Iowa farm fields.
Palmer amaranth in Iowa: Update - Information on known infestations in the state.
Group 4 Resistance in Weeds - A review of current status of weeds resistant to growth regulator herbicides, and the implications of the release of crops resistant to these herbicides.
Take Action: New resourses from regional herbicide resistance project sponsored by the United Soybean Board
Herbicide sites of action Description of sites of action and herbicide group numbers, including listing of products with their group numbers
Herbicide recommendations for 2014 (WC-94) is available The 2014 Herbicide Guide for Iowa Corn and Soybean Production is available
Effectiveness of using multiple sites of acton to manage resistance: Paper describing importance of critically evaluating herbicide programs
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