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A field of standing corn covered in snow.

Standing Corn Considerations

The January 2020 South Dakota Crop Progress Report indicated four percent of S.D. corn acres remain in the field. Given the record rainfall of 2019, current snow pack levels and the 3-to-6-month precipitation forecasts, farmers will likely be dealing with a wet spring in 2020, thus making the removal of those acres important but hard to accomplish.

A producer loading a planter with fungicide-treated soybean seeds.

Pre-Plant Disease Management Considerations

If the forecast holds true, it looks like it is going to be another year of excessive soil moisture and possible flooding come this spring. The increased level of soil moisture has implications with regards to plant stand establishment as well as root rot and nematode infestations.

a map of North America showing precipitation probability

Drought Conditions Continue to Deteriorate Across South Dakota

April 06, 2021

South Dakotans’ apprehension of an impending drought has been growing.

filed of sunflowers in bloom

2021 South Dakota Pest Management Guides Now Available

February 04, 2021

SDSU Extension has released the 2021 South Dakota Pest Management Guides.

A picture of a lawn showing a ring of dark green grass in the middle of the lawn due to fungi in the soil.

Fairy Rings in Lawns

Seeing greener grass in circular pattern in your lawn? This is not due to uneven fertilizer application, but rather due to a fungi feeding on decomposing matter and releasing nitrogen in the affected areas.

Wheat tillers with lower leaves covered with tan-brown lesions. The ground beneath has wheat stubble from previous wheat crop.

Scout for Tan Spot in Winter Wheat

Tan spot was observed in a few winter wheat fields scouted recently. It is important to scout winter wheat for tan spot and other early diseases developing before deciding to apply an early-season fungicide tank mixed with herbicide.

Water flowing from a drain tile pipe.

Nutrient Loss Calculator

Trying to figure out the nutrient loss in your tile drainage system? The Nutrient Loss Calculator can help. This useful tool helps landowners collect a snapshot of nutrient loss in their drainage systems.

a strand of oats in a field

2020 Plant Disease Summaries for Small Grains

A number of field trials were implemented in the 2020 growing season with the general objective of assessing various disease management practices suitable for South Dakota growers and the Great Plains.

Winter wheat plants at the tillering growth stage with leaves yellowing as a result of wheat streak mosaic virus infection.

Wheat Streak Mosaic Developing in Winter Wheat Fields

A few winter wheat fields in central South Dakota have been found with wheat streak mosaic disease. Incidence of this disease varied from a few plants to large portions of the field with yellowing leaves.

Color-coded map of the United States showing the one-month temperature outlook for April 2021.

April 2021 Climate Update

As we look at March in the rear-view mirror, we look ahead to April and the potential for rain to return to South Dakota to reduce drought concerns across the state.