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corn field with sunrise in the background

2019 Survey South Dakota Corn Nutrient Management Practices

Data from the 2019 survey South Dakota farmers was used to examine how local and operational characteristics such as geographic location within SD, tillage practice, and farm size were related to the adoption of various nutrient management practices.

man holding a small pile of soil in his hands

Fertilizer Recommendation Guide

SDSU Extension fertilizer recommendations are based on field research in South Dakota and neighboring states.

a stretching field of green corn plants

Comparing Yield Goal and Maximum Return to Nitrogen Prediction Methods for Determining Corn Economic Optimal Nitrogen Rates

Fact sheet evaluating the accuracy of different corn nitrogen recommendation approaches with their advantages and disadvantages.

sun rising over South Dakota field

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.

Canada thistle growing in a pasture.

Noxious and Pasture Weed Plot Data Report

Data books to use as a reference to select appropriate herbicide(s) for noxious and pasture weed

Yellow wheat field with green weeds throughout.

Weed Control Field Test Data

Data books to use as a reference to select appropriate herbicide(s) for row crops

grass with field bindweed, a viny green weed with white flowers

Weed Control: Noxious Weeds

Noxious Weed Recommendations: Herbicides for pasture, range, and non-crop areas, including roadside and other right-of-way that may be harvested for hay or grazed, are given a priority.

A herd of cattle gather around a stock pond on a vast, lush grassland. Courtesy: USDA [CC BY 2.0]

Weed Control: Pasture and Range

There are 24 million acres of native and tame pasture and range as well as 1.4 million acres of grass hayland in South Dakota.

Variety of native plants growing in a healthy, well-managed grassland.

A Quick Start Guide to Selling Native Seeds

Guide that details what you need to know to sell seeds of native flowering plants (forbs) in South Dakota.