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Left: Kochia growing abundantly in an untreated soybean field. Right: Kochia weeds burned down in a soybean field managed with an herbicide mixture.

Glufosinate + lactofen is likely an effective mixture to manage kochia postemergence in soybean

Kochia is a difficult to manage weed that infests crops across South Dakota. Mixing effective herbicides is a tactic that can reduce selection pressure on resistant weeds and increase the effectiveness of weed management.

A series of hog barns.

Preparing for a PQA Plus Site Assessment

The PQA Plus site assessment is an on-farm evaluation of a production site by a qualified PQA Plus Advisor. A review of standard operating procedures and office records, including caretaker training, animal observations, and the facilities will occur during the site assessment.

Sun rising over small town mainstreet.

Rural Communities: Addressing Declining Population by Developing Entrepreneurial Communities

As the population decreases, schools close. Businesses close. Services become less and less. Research shows that people want to live in rural areas but don’t believe the opportunities are there. If communities develop a system to connect people to opportunities, rural communities can stabilize their population, keep their schools, businesses and services, and maybe even increase them.

A Dairy Manager working with an employee to determine breeding protocols on the SDSU Dairy Research and Teaching Unit

Coaching for Performance

One of the most difficult things for farm managers/owners to master is coaching employees for optimal performance.

Cattle at a concrete feed bunk at the SDSU Southeast Research Farm.

Case Study: Effect of Adding More Concrete to Open Pens

Mud caused by excessive precipitation dramatically reduces cattle performance. Pouring additional concrete and working on improving pen surfaces are approaches that can improve poor-weather performance in an open yard.

Left: Green soybean plants covered with yellow and brown spots indicative of frogeye leaf spot infection. Right: Green soybean trifoliate that is covered in brown spots.

Deciding on Fungicide Application to Manage Mid-Late Season Soybean Leaf Fungal Diseases

Soybean leaf diseases can develop in some soybean fields to reach yield-reducing levels. The question that growers often ask is whether it is profitable to apply a fungicide to soybeans at the R3/R4 growth stage in South Dakota.

Cover crops growing in a field of harvested corn.

Utilizing Cover Crops for Grazing: An Assessment on Economic Benefits

Grazing cover crops by cattle provides an option to offset cover crop seed costs and increase farm revenue. To facilitate farmers’ decision making, this article will evaluate the economic profitability from grazing cattle on cover crops using a partial budgeting approach.

Rows of sweet corn growing among clover mulch in a research plot.

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.

: Two photos with various plants that are brown, yellow, and/or green. A blue pen is in the foreground of each photo for size reference.

Clock tells the time of the day, not when the job is done. Is that true for weed management?

Common banter at the farm gate implies farmers work long days to get the job finished. However, weed management may improve if spraying stops at a particular time of day.

Row of young crops emerging from a tire rut in compacted soil.

Accounting for Soil Wetness Prior to Conducting Farm Operations to Minimize Compaction

In the spring many agricultural producers are anxious to get into the field and perform tillage, planting, and chemical applications. However, if field operations are done when the soil is too wet, this can lead to soil compaction.