Northeast Research and Demonstration Farm
In 2005 the soybean aphid reached economic populations in many Iowa counties, and a frequent question of growers was “What product offers the highest level of soybean aphid control under Iowa conditions?” To help answer this question we established a replicated field experiment at the Northeast Research Farm located in Floyd County, IA.
Iowa State University
Johnson, Kevin D., "Soybean Aphid Aphis glycines Matsumura (Homoptera: Aphididae) Insecticide Performance in Floyd County, Iowa" (2007). Iowa State Research Farm Progress Reports. 922.