A food-grade gum substance shows promise as a new tool for managing the invasive spotted-wing drosophila. The flies don't get stuck, but the scent interferes with their reproductive behavior, and the gum can last up to three weeks in the field.
Sudden cold waves may be lethal to overwintering larvae of two parasitoid wasp species used for biological control of emerald ash borer, while the borer larvae appear to more easily weather the extreme cold.
Entomologists at Purdue University have developed a reliable and cost-effective scouting technique for striped cucumber beetle (Acalymma vittatum) in watermelon fields. Researchers working with watermelon growers say the method could significantly reduce the unnecessary use of insecticides to manage the pest.
A new study shows how stress to soybean crops caused by the soybean aphid can be detected remotely by drone-based multispectral imagery.