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Tanks of anhydrous ammonia being pulled to a field for fertilizer application.

Updating Corn Nitrogen Fertilizer Rate Recommendations in South Dakota

Fact sheet updating corn Nitrogen Fertilizer Rate Recommendations in South Dakota.

man holding a small pile of soil in his hands

South Dakota Fertilizer Rate Guidelines Calculator for Corn, Soybean, and Wheat

Calculator for Fertilizer Guidelines for Corn, Soybean and Wheat in South Dakota

bunches of Aronia berries still on a bush

Soil Testing for Vineyards in South Dakota

Not all soils are conducive to growing quality grapes, so prospective vineyard sites should be tested before a decision is made to plant grapes. Tests can identify soils that are either too high in pH, salts, or salinity, or that are “too rich” (too high in organic matter and nitrogen) for grapes. In addition, testing before planting allows for the incorporation of nutrients—such as phosphorus—that do not move easily through the soil to plant roots.

A sprawling sorghum field ready for harvest

Sorghum Trial Results

In 2023, sorghum trials were conducted in 2 locations in South Dakota.

wheat field

Spring Wheat Variety Trial Results

The 2023 spring wheat reports include data from 10 locations with regional summaries.

stack of coins with faded chart lines showing in the foreground

Move the Cows or Move the Feed

This calculator is designed to aid producers making the decision to buy feedstuffs and haul the feed to the operation, or to haul the cattle to the feedstuffs.

a herd of brown and black cows in a field of green grass

Feed Nutrient Comparison Calculator

This comparison calculator is designed to assist producers with supplemental feed purchasing decisions for their operation.

oats

2017-2018 Multi-State Organic Oat Variety Trial Results

The tight production margins currently present in agriculture have increased interest in growing organic oats.

wheat field

Instinct HL and Nitrogen Management Effect on Winter Wheat Yield

Nitrogen (N) additives to control N losses through volatilization, denitrification, and leaching are widely used in the Midwest. Slowing the conversion of nitrogen fertilizers to nitrate may lessen leaching and denitrification losses if precipitation or soil becomes saturated.

wheat field

2018 Field Plot Summaries for Wheat Disease Management Trials

The wheat disease management field experiments conducted in the 2018 growing season evaluated several experimental and commercially available fungicides for managing foliar, head or root diseases of spring wheat. Foliar and spike/head diseases incidence and severity were assessed. The field experiments were implemented at Volga Research Farm and Northeast Research Farm (NERF) near South Shore, SD. Results of the same experiment may vary between Volga and Northeast due to environmental differences between the two locations.