Crop Treatments
All Crop Treatments Content
Crops
During the growing season, SDSU Extension provides weekly production recommendations.
Private Applicator Training for Crops
SDSU Extension will host a free private applicator training for crops on April 15, 2026, from 1:30 - 4:30 p.m. CT (12:30 - 3:30 p.m. MT). Participants have the option to attend online or at various locations across the state.
Private Applicator Training for Crops
SDSU Extension will host a free private applicator training for crops on February 11, 2026, from 1:30 - 4:30 p.m. CT (12:30 - 3:30 p.m. MT). Participants have the option to attend online or at various locations across the state.
Private Applicator Training for Crops
SDSU Extension will host a free private applicator training for crops on January 21, 2026, from 1:30 - 4:30 p.m. CT (12:30 - 3:30 p.m. MT). Participants have the option to attend online or at various locations across the state.
Noxious and Pasture Weed Plot Data Report
Data books to use as a reference to select appropriate herbicide(s) for noxious and pasture weed
Required Licensing For Applying Pesticide Using Spray Drones
Fact sheet for South Dakota stakeholders wanting to get certified to apply pesticides with a spray drone.
Should I Spray for Soybean Aphids at the End of August?
Soybean aphid populations are persisting in many soybean fields throughout eastern South Dakota. In many cases, these soybean aphid populations are either at the 250 aphids per plant threshold, or very close.
Did Malathion Effectively Manage Your Red Sunflower Seed Weevils?
Now that the August 31 deadline for the application of products containing malathion for red sunflower seed weevil management has passed, it is time to determine if the product was effective. South Dakota State University entomologists have received varying reports on this topic.
Private Applicator Endorsements for M-44 Devices, Fumigants, and Aerial Applications
Recent changes to South Dakota private applicator pesticide regulations have impacted the requirements to use M-44 predator-control devices, fumigants, and to apply pesticides from aerial vehicles.
Weed Management After Wheat Harvest
Most of the winter wheat has been harvested in South Dakota and spring wheat harvest is underway. While the growing season is over for the wheat, post-harvest weed management is important to minimize the amount of weeds that are present in the spring