Stephen supports the citizens of South Dakota in his role as an SDSU Extension Pesticide Education Field Specialist at the South Dakota State University campus in Brookings.
Stephen Robertson
SDSU Extension Pesticide Education Field Specialist
Also by Stephen Robertson
Oct
20 - 21
Pine Ridge & Rosebud Pesticide Applicator Training
SDSU Extension will host a pesticide applicator training provided to the Pine Ridge and Rosebud communities, held at Crossroads Inn & Annex (102 1st Ave, Martin, SD 57551) on October 20 and 21, 2026.
Handling Herbicide Injury in Specialty Crops
Learn how to handle specialty crops that have inadvertently been affected by herbicides.
Vertento® Insecticide Approved for Red Sunflower Seed Weevil Management
Recently the Environmental Protection Agency approved a Section 18 Emergency Exemption label for Vertento® Insecticide for use on sunflowers for red sunflower seed weevil management in South Dakota. This exemption is effective from July 15 to August 31, 2026.