The soybean aphid is a major pest for soybean growers in Iowa. Since the arrival of this Asian species to Iowa in 2000, significant outbreaks have occurred--most noticeably in 2003 when aphid populations exceeded 3,000 aphids per plant in many fields.
Iowa State University
Arrowsmith, Keven, "Newly revised aphids publication available" (2007). Integrated Crop Management News. 1011.
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