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Crop Management

All Crop Management Content

A screenshot of the website shows a map of the United States with green squares indicating where soil fertility trials have been conducted

New digital Fertilizer Recommendation Support Tool launches nationwide

April 11, 2024

South Dakota State University Extension and project partners are proud to announce the nationwide release of the Fertilizer Recommendation Support Tool (FRST), a decision aid that provides an unbiased, science-based interpretation of soil phosphorus and potassium values for crop fertilization.

Green winter wheat field

Crop Hour

SDSU Extension will deliver a series of virtual Crop Hour webinars starting January 9 through March 7, 2024, every Tuesday, Wednesday and Thursday from 10:00 a.m.-11:00 a.m. CST.

Row of young corn plants in dry soil.

Herbicide Carryover Concerns for 2024

Herbicides with residual activity have great utility for weed management. However, due to environmental conditions, some herbicides can persist so that the crop grown next year can be injured.

Sun rising over cropland.

Crop Diversity Changes in South Dakota: 2017-2022

According to the recently released 2022 Census of Agriculture, crop diversity has slightly increased in South Dakota over the past five years (2017-2022).

Tractor planting seed in a no-till field.

Conservation Practices Increasing in South Dakota

The recently released Agricultural Census data of 2022 shows that the share of cropland acres under conservation practices has continued to increase in South Dakota.

A sprawling sorghum field ready for harvest

Sorghum Trial Results

In 2023, sorghum trials were conducted in 2 locations in South Dakota.

green plant growing in a field with small grains growing on the ends

Proso Millet Trial Results

In 2020, proso millet trials were conducted in 1 location in South Dakota.

aerial view of South Dakota farm and surrounding land

Barley Variety Trial Results

In 2019, Barley trial was planted at one location in South Dakota.

A green cover crop mixture grows on a calm day; mainly consisting of oats and peas.

Buying or Selling Oats for a Cover Crop? Be Sure to Follow the Rules

As a challenging 2019 row crop planting season wraps up in South Dakota, many producers are looking to plant cover crops on unplanted acres. One popular cool-season grass cover crop is oats. Most oats in South Dakota are grown as certified varieties, and it is important to be aware of the legal ramifications behind purchasing oat seed for use as a cover crop.

Green leaves on a buckthorn tree covered with crusty spots of bright orange crown rust inoculum.

Oats Crown Rust Inoculum Abundant This Year

Crown rust is the most important fungal disease of oats in South Dakota. In years with heavy disease pressure, susceptible cultivars can have over 80% yield loss due to crown rust. The presence of crown rust inoculum on buckthorns can be an indication of the likely risk for crown rust to develop during the growing season. Buckthorns scouted recently were loaded with crown rust inoculum.