If you have fields infested with the soybean cyst nematode (SCN), it is very likely that you are growing SCN-resistant soybean varieties to manage the pest. Resistant soybeans have been a great management tool to combat SCN, but the resistant varieties suffer from a serious lack of genetic diversity.
Iowa State University
Tylka, Gregory L., "How’s Your SCN Resistance Holding Up?" (2015). Integrated Crop Management News. 458.
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