

South Dakota Pest Management Guides
The South Dakota Pest Management guides are now available for free. The guides offer recommendations for controlling weeds, insects, and diseases in a variety of South Dakota crops.
The South Dakota Pest Management guides are now available for free. The guides offer recommendations for controlling weeds, insects, and diseases in a variety of South Dakota crops.
iGrow Corn is your unbiased, research-based guide to corn production, providing the latest recommendations to help increase yield, reduce input costs and protect your investment.
During the growing season, SDSU Extension provides weekly production recommendations.
Nearly one out of every three dollars generated by South Dakota agriculture starts in a corn field. Two of every three rows of corn become ethanol.
We have been observing a lot of corn rootworm adults in South Dakota. The emergence of these primarily underground pests can provide insight into field population levels and the potential for future root injury.
Redheaded flea beetles are now active in soybean. Although they haven’t caused significant defoliation yet, their activity should be monitored, as other defoliating insects are also present in soybean.
We have already observed increased grasshopper activity in many areas of the state and, depending on the 2022 season, they may become problematic in crops.
Tiger beetles are generalist predators, meaning they prey on a wide variety of pests. Observing them in a landscape is a great sign that an ecosystem is healthy and supporting a diversity of both prey and predators.
With so many insect pests causing concern for both gardeners and farmers, it’s important to know which ones are on our side. In this article, we focus on the brown lacewing and the beneficial role it plays within the landscape.
Whether scouting for pests in crops or in a garden, chances are you’ve encountered a long-legged fly. These insects provide essential biocontrol of many insect pests and should be encouraged in the landscape.
In some areas of South Dakota, we have reached enough degree days that common stalk borer caterpillars will begin moving into corn from weedy hosts along the edges of fields.