As the SDSU Extension Field Crop Entomologist Adam serves South Dakota stakeholders by addressing insect pest issues in field crops. He conducts applied research that focuses on corn, soybean, wheat and sunflower. Additionally, he assists the other extension entomologists to address questions pertaining to insect questions for the home and garden, urban insect pests and general entomology questions.
Adam Varenhorst
Associate Professor & SDSU Extension Field Crop Entomologist
Also by Adam Varenhorst
Let SDSU Extension know how alfalfa insects are affecting you
January 29, 2026
South Dakota State University Extension is encouraging forage producers to participate in a survey about managing alfalfa insects.
Jan Feb
06 - 26
Crop Hour
SDSU Extension Crop Hour webinars provide valuable information for South Dakota crop producers to help them improve their profitability and prepare for the upcoming season.
Dectes Stem Borer in South Dakota Sunflowers
Factsheet covering Dectes stem borer in sunflowers.