Calls and observations from both north-central and eastern Indiana indicate populations of aphids that are so high they are covering the upper leaves of plants.
4 articles tagged "pyrethroid".
North central entomologists, led by Dr. Anthony Hanson at UMN, have developed a survey to assess the needs for future alfalfa weevil applied research and extension topics. Pyrethroid resistance is a concern and one of the topics we are trying to assess with this survey. If you haven’t already, please click the link or scan the QR code below and add your input. It takes only a couple of minutes and will be used to guide our efforts on applied research! Take the survey
Pest managers throughout Indiana should be scouting their alfalfa for leaf feeding from weevil larva.
Pest managers throughout Indiana should be scouting their alfalfa for leaf feeding from weevil larva.
