Japanese beetle adults are emerging, though slowly, throughout the state.
231 articles tagged "Insects".
Potato leafhopper populations have been increasing with the warming temperatures and dry weather in most areas of the state.
2023 Western Bean Cutworm Pheromone Trap Report
Pheromone trapping for western bean cutworm moths began this past week. Though typically not initially impressive (see “Western Bean Cutworm Pheromone Trap Report”) this is just the beginning of an extended moth emergence and flight, with peak activity expected 2-3 weeks from now. Those in high-risk areas, i.e., sandy soils, high moth flight, northern Indiana counties and western bean cutworm history, should be gearing up for field scouting of corn, even those with Bt-traits. Remember that WBC larvae are no longer susceptible to most of the Bt traits in our corn hybrids (including those in SmartStax hybrids) and therefore scouting, followed by timely insecticide sprays are really the only reliable control option for the vast majority of producers in the zone where this insect is common. This is principally the northern tier of counties in Indiana, extending into Michigan and parts of Ohio. Only Bt hybrids expressing the Vip3a toxin[Read More…]
2023 Western Bean Cutworm Pheromone Trap Report
Armyworm Pheromone Trap Report – 2023
This week, I was contacted about a 300+ acre, 5-6 leaf cornfield with multiple problems, described as plants dying and toppling over with feeding damage at the base of the roots.
Armyworm Pheromone Trap Report – 2023
Insecticide recommendations for controlling in-season infestations have been updated for corn, soybean and alfalfa.
Armyworm Pheromone Trap Report – 2023
