Wheat in southern Iowa has now headed. Wheat is most susceptible to Fusarium head blight (scab) during flowering growth stages; however, some infection can occur during kernel development. Although scab often is not a problem in Iowa, if weather conditions are wet the disease can threaten wheat crops as it did in 1996.
Iowa State University
Robertson, Alison E., "Wheat scab prediction model available to growers" (2004). Integrated Crop Management News. 1537.
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