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
Syngenta to Stop Production of Gramoxone®
Global pesticide developer Syngenta announced on March 3, 2026 that they will cease global production of the herbicide product Gramoxone® (paraquat), a pivotal source of weed control in corn and soybean production, by June 30, 2026.
EPA Approves Dicamba for Over-the-Top Applications in Tolerant Soybean in 2026 and 2027
The Environmental Protection Agency has issued a limited-time registration of over-the-top use of dicamba on tolerant cotton and soybean for two growing seasons, 2026 and 2027.
West Nile Virus Update: October 16, 2025
As of October 16, 2025, the South Dakota Department of Health reported 86 human cases of West Nile virus from Aurora, Beadle, Bon Homme, Brookings, Brown, Charles Mix, Clay, Codington, Corson, Douglas, Grant, Gregory, Haakon, Hamlin, Hand, Hughes, Hutchison, Hyde, Lawrence, Lincoln, Marshall, Meade, Miner, Minnehaha, Pennington, Roberts, Sanborn, Spink, Stanley, Todd, Union, Walworth, and Yankton counties.