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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.

soybean pods

2019 Soybean Fungicide Field Trials Summary

This document contains results of soybean field trials conducted during the 2019 growing season to evaluate foliar fungicides to manage various soybean diseases.

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COVID-19 and Home Water Use

There have been questions regarding spread of the virus that causes COVID-19 through drinking water.

wheat field

2019 Wheat Field Plot Trials Summary: Fungal and Bacterial Disease Trials

This publication provides a summary of wheat trials conducted in 2019 to determine efficacy of various products in managing wheat diseases.

corn field with sunrise in the background

2019 Corn Fungicide Field Trials Summary

This document contains results of corn field trials conducted during the 2019 growing season to evaluate foliar fungicides to manage various corn diseases.

A soybean root with several small white cysts growing on it.

Soybean Cyst Nematode in South Dakota: History, Biology, and Management

Factsheet about Soybean Cyst Nematode history, biology and management in South Dakota

aerial view of South Dakota farm and surrounding land

Barley Variety Trial Results

In 2019, Barley trial was planted at one location in South Dakota.

black cow drinking from a nearly empty stock pond.

Feed & Water Testing Laboratories

A partial listing of available feed testing laboratories.

Mosquito with darker coloration and mosquito with white band on proboscis.

Know Your West Nile Virus Vectors

In some areas of South Dakota, recent precipitation has led to an increase in mosquito activity. To reduce the chances of contracting West Nile Virus, it is important to understand the behavior of the mosquitos capable of vectoring it.

Small black fly on pale skin.

Monitor Livestock, Pets and Yourself for Eye Gnat Activity

While being outside this week, I noticed a lot of small gnats flying around my legs and really bothering my dogs. I caught a few and identified them as eye gnats. Although this pest is considered a nuisance in most cases, it is capable of transmitting diseases and pathogens.