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Crop Management

All Crop Management Content

several plots of alfalfa

Alfalfa Variety Trial Results

Progress reports for alfalfa variety trials.

A field of no-till soybeans and corn.

SDSU Extension Tile Drainage Economics Calculator

Calculator for farmers who are interested in evaluating the decision to install tile drainage from an economic perspective.

A sprawling sorghum field ready for harvest

Sorghum Weed Control

Early competition, especially from grass, is critical for successfully controlling weeds in sorghum. There are preemergence as well as postemergence herbicides available for this crop. Early treatment provides the best control of broadleaved weeds with crop stage also being a critical factor for some postemergence treatments.

oats

Oat Variety Trial Results

In 2025, oat variety trials were planted throughout various locations in South Dakota.

A corn planter planting seeds into wheat residue in a no-till field.

The Economic Advantages of No-Till: Diesel Fuel

While no-till and conservation systems are often discussed for their soil health benefits, the economic advantages are becoming increasingly important in today’s farm economy, particularly when it comes to fuel costs.

A woman with brown hair in a braid wearing a grey T-Shirt with an SDSU Extension logo stands in the middle of a group of people at a construction site

Educational high tunnel videos now available from SDSU Extension

March 16, 2026

South Dakota State University Extension is continuing its efforts to educate specialty crop producers on high tunnel assembly, management and cropping innovations with a new educational video series.

A screenshot of the ag land soil tables tool.

South Dakota Agricultural Land Soil Productivity Tool

The Ag Land Soil Tables Tool allows users to view soil data and download data by county to further understand the soil rating system. It can help appraisers make baseline agricultural land assessments and determine if adjustments from baseline are needed.

Organic crop field

SDSU Extension invites growers to Sioux Falls Organic Conference

February 17, 2026

South Dakota State University Extension and the Southeast Research Farm at SDSU invite farmers to attend the Sioux Falls Organic Conference on March 12.

aerial view of South Dakota farm and surrounding land

Crops

During the growing season, SDSU Extension provides weekly production recommendations.

A sprawling sorghum field ready for harvest

Sorghum Trial Results

In 2025, sorghum trials were conducted in 2 locations in South Dakota.