Soil Fertility
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.
Soil Erosion Mitigation During Heavy Rainfall Events
Adopting soil health practices that minimize disturbance, increase surface cover and organic matter content, and keep roots growing in the soil can help to increase soil infiltration rates and reduce destruction of soil aggregates from heavy rain.
Are Cheap Home Garden Soil Test Kits Accurate?
Inexpensive soil test kits are a method available for gardeners available to estimate soil pH and the level of nitrogen, phosphorous and potassium present in the soil.
Soil Testing Labs
This page contains a list of nearby state or private laboratories that can be used for crop production fields, gardens and lawns.
Fertilizer Placed With the Seeds in Dry Soil Conditions
Climate patterns can shift from wet to dry very quickly. A current consideration is thinking about seed injury from furrow-placed fertilizers, and there are notable differences among crops for tolerance of seed-placed fertilizers.
Soil: It’s Not Just Dirt
Most soils are complex ecosystems with worms, insects and microscopic organisms, which all work together in helping plants grow.
Grassland Fertilization: Ecology
In the first article in this series, we discussed basic terminology and economics. This article focuses on the ecological impacts of fertilization in various grassland plant communities, including native rangelands and prairies.