Crops

Seven signs labeling the crop varieties in the rows behind them.

Oklahoma Crop Variety Trials

The Oklahoma Crop Variety Trials website brings together the results of all of the crop variety testing done each year by the OSU Division of Agricultural Science and Natural Resources.

Program Details

Crop Topics:

Bioenergy, Biodiesel & Ethanol

Related Online Courses

Agronomy 101

Agronomy 102

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Fact Sheet

When is the best time to plant cotton in the Oklahoma panhandle?

By Josh Lofton, Brenna Cannon and Jason Warren. Learn about the probability of success based on the planting date of cotton planted in the panhandle region. This probability of success is based on temperature at planting, degree days in-season, and

Cotton Crops

Fact Sheet

Sclerotinia Crown and Stem Rot of Alfalfa

By Maira Duffeck and Kelly Seuhs. Learn about Sclerotinia Crown and Stem Rot in Alfalfa, including symptoms, disease cycle, and options for disease management.

Alfalfa Commercial Agriculture Insects Pests And Diseases Crops Insects Pests And Diseases Pastures And Forage

Fact Sheet

Corn Herbicide Rotation Restrictions to Wheat in Oklahoma

By Josh Lofton, Liberty Galvin and Josie Rice. Learn about frequently used herbicides in Oklahoma corn production, along with their corresponding rotational restrictions for wheat.

Corn Crops Grains And Oilseeds Herbicides Insects Pests And Diseases Pesticides Wheat

Fact Sheet

Regenerative Agriculture: An Introduction and Overview

By David Lalman, Amanda De Oliveira Silva, Brian Arnall, Dana Zook, Jason Warren, Julia Laughlin, Kevin Wagner, Laura Goodman, Paul Beck and Lyndall Stout. Learn the definitions for the regenerative agriculture concept, describe foundational

Backyard Poultry Beef Cattle Crops Forest Ecology Management And Care Forestry Grazing Management Livestock Poultry Rangeland Management Regeneration Soil Health And Fertility Soil

Fact Sheet

Understanding Free Sulfur Dioxide (FSO₂) in Wine

By Aaron Essary. Learn about the use and different forms of Free Sulfur Dioxide in winemaking.

Cooking And Food Safety Cooking Techniques And Recipes Crops Fruits And Tree Nuts Grapes And Wine

Fact Sheet

Managing Squash Bug Populations Through Identification and Control

By Parker Lastovica, Bruce Dunn, Tyler Mason and Edmond Bonjour. Learn about how to identify and managing squash bugs using cultural and chemical methods.

Crops Squash Melons Pumpkins Cucumbers Vegetables

Fact Sheet

Common Ticks of Oklahoma and Tick-Borne Diseases

By Jonathan A. Cammack, Bruce H. Noden, Justin L. Talley. Learn about the ticks that are native and/or common to Oklahoma and the various diseases they may carry.

Crops Health Nutrition And Wellness Insects Pests And Diseases Lawn And Garden Insects Pests And Diseases

Fact Sheet

Grain Sorghum Performance Trials in Oklahoma, 2023

By Josh Lofton, Gary Strickland, Chase Harris, Josie Rice, Matt Drendel, Sumit Sharma. Learn about the grain sorghum performance trials of 2023.

Crops Grain Sorghum Milo Grains And Oilseeds