Soil Management
All Soil Management Content
Fertilizer Recommendation Guide
SDSU Extension fertilizer recommendations are based on field research in South Dakota and neighboring states.
Impact of Swine Manure on Soil Organic Carbon
A publication on the impacts of swine manure on soil organic carbon.
Best Practices for Swine Manure Application
A publication covering best practices for swine manure application.
Oat Nitrogen Fertilizer Rate Guidelines: Do we use the yield goal or maximum return to nitrogen approach?
Nitrogen is an essential plant nutrient commonly applied to oat crops. It is important to apply an appropriate rate of nitrogen fertilizer to oats, as too little can reduce economic return, while too much can lead to potential negative environmental effects.
Organic Sweet Corn Production in Clover Living Mulch Systems: 2-Year Research Summary
Research in 2024 and 2025 in a USDA certified organic field at the SDSU Southeast Research Farm explored growing sweet corn in three types of clover grown as a living mulch.
Crop Hour
SDSU Extension will deliver a series of virtual Crop Hour webinars January 7 to February 27, 2025, every Tuesday, Wednesday and Thursday from 10:00 a.m.-11:00 a.m. CST.
South Dakota On-Farm Nitrogen Rate Trial Program
The on-farm corn nitrogen fertilizer rate trial program will help farmers, crop advisors and ag service providers to design, implement, and analyze nitrogen rate trials.
Updating Oat Nitrogen Fertilizer Rate Recommendations in South Dakota
Research trial results for nitrogen fertilizer rate recommendation for oats in South Dakota.
Transitioning to Soil Health Systems in Eastern South Dakota Intended for beginners: Where do I start?
Fact sheet for beginners on where to start transitioning to soil health systems in eastern South Dakota.
Using Feedlot Manure as a Crop Nutrient Source
Factsheet that reviews the steps to obtain a manure application rate based on crop need, soil and manure testing.