Soil Fertility

All Soil Fertility Content

Field pea cover crop blend growing in a field of corn residue.

Midwest Cover Crops Council Releases Third Edition Cover Crops Field Guide

November 29, 2021

Cover crops are used to slow erosion, improve soil health and capture nutrients. From planting to termination, growers face many production decisions, however.

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

Determining an Economically Optimal Nitrogen Rate for Corn in 2022

While we can't know what the prices of corn and nitrogen fertilizer will be next year, it is very important to understand how the level of both prices will influence corn profitability for 2022.

Female producer holding a soil core sampling probe in a harvested soybean field.

Fall Soil Sampling

With fertilizer prices on the rise, it’s more important than ever to understand your soil test levels and crop response to applied fertilizers. Fall is a great time to soil sample before freeze up.

Corn plant with yellowing leaf edges due to potassium deficiency.

For many crop producers, potassium deficiency has become an increased concern, and this year’s drought conditions have resulted in potassium deficiency symptoms showing up in fields where it would normally not occur.

Group of Rangeland and Soils Day competitors observing grassland conditions during the competiton.

SDSU Extension Announces Rangeland and Soils Day Results

June 14, 2021

The first place 4-H teams in each judging event from both contest locations will now advance to the National Land and Range Judging Contest in Oklahoma City, Oklahoma in May 2022.

A grassland plot with a variety of exotic grass plantings growing throughout.

Grassland Fertilization: Exotic Grass Planting Case Studies - McPherson and Jerauld Counties

Our previous installment of this series discussed the effects of fertilization on native grassland plantings. This last installment addresses the options for fertilization on low-diversity exotic grassland plantings.

Cattle grazing a high-diversity, native pasture.

Grassland Fertilization: Native Grass Planting Case Study - Codington County

Management goals of planted grasslands are an important driver in the consideration of whether fertilizer applications will be beneficial or harmful. Here, we will discuss various plant communities and the impact of fertilization on each.

A native pasture community with noticable invasive plant issues.

Grassland Fertilization: Native Pasture Case Study - Hamlin County

Whether fertilization pays or not depends on the species present, the past management history and the type of grazing strategy. This study compares two very different plant communities that represent typical pastures and management schemes in this area.

Revegetation of Salt-Impacted Soils in South Dakota

This publication provides suggested native species suitable for the revegetation of salt-impacted soils. The suggested species are listed as native to South Dakota according to the USDA NRCS Plants Database.

man holding a small pile of soil in his hands

An Introduction to Salt-Impacted Soils in South Dakota

Introduction of salt-impacted soils in South Dakota for landowners.