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Purple-brown caterpillar with orange head on a green corn leaf.

Common Stalk Borer Activity Estimate: June 9, 2022

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.

Green beetle larvae with a white stripe running down its body.

Alfalfa Weevil Activity Prediction Update: June 9, 2022

Alfalfa weevil larvae and some adults have been observed in alfalfa throughout the state this week, and fields should be scouted to ensure that populations don’t cause extensive defoliation.

Oat leaves covered in orange pustules.

Crown Rust of Oats

Crown rust continues to be the most economically damaging and important fungal diseases of oats in South Dakota. Learn how to recognize and manage it in oat fields this growing season.

Several red angus cattle feeding at a feed bunk.

Concentrated Animal Feeding Operations Training Being Held June 29

June 14, 2022

SDSU Extension will host a livestock environmental training program for concentrated animal feeding operations on June 29 at 8:30 AM CST at the Crossroads Convention Center in Huron.

Moth with green metallic wings and an orange body resting on a green leaf.

Squash Vine Borer Activity Estimates: June 10, 2022

Although gardening is well underway in South Dakota, squash vine borers should not be an issue for at least another week. See our latest activity estimates based on conditions around the state.

Three ribeye steaks on a cutting board.

Meat

SDSU Extension provides meat resources for producers, processors and consumers.

A thin brown insect with two white spots on its side hoisting a yellow insect up with its mouthparts.

Biocontrol Agents: Brown Lacewings

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.

Soil fertilizer spread within a one square foot box.

Seven Grams of Fertilizer Is All It Takes: Growing Optimal Corn in South Dakota

Have we really asked how much fertilizer is really takes to grow a decent corn crop? Learn some important considerations for fertilizing corn and improving long-term soil health and fertility.

White canvas material covered in dark colored aphids.

Cowpea Aphid Populations Taking off in Alfalfa

In southeast South Dakota, we are observing large cowpea aphid populations in alfalfa. Large populations can reduce yields, and, if left unmanaged, these infestations even kill the plants.

A young native american man handing a customer a canvas bag.

Native American Gardens

Learn more about Native American community garden projects throughout South Dakota and access helpful resources with information on starting up Native American community garden projects.