ARTICLES BY REGION

Regions: Corn Belt, Eastern Canada, Mid-Atlantic/Northeast, Southeast/Mid-South, Central/Southern Great Plains, Northern Great Plains, Prairie Provinces, Pacific Northwest, and West

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Examples of corn K deficiency across different soil test K levels (A = 76 ppm, B = 103 ppm, and C = 127 ppm). These images highlight the importance of building soil test K to critical concentrations and maintaining levels within the optimum range to reduce deficiency risk and the likelihood of yield response to fertilization.

Understanding grain nutrient removal for 4R management of phosphorus and potassium

September 30, 2026

Photo courtesy of iStock/LivingImages.

From field data to better decisions: A new certificate in on-farm precision experimentation

September 28, 2026

Central/Southern Great Plains

Photo courtesy of Shutterstock/Fotokostic.

Does increased seeding rate benefit winter wheat when sowing is delayed?

September 24, 2026

USDA photo by Lance Cheung.

Installation, repair, retrieval, and economic returns of S3DI systems in corn and cotton rotations

September 22, 2026

Corn Belt

Photo courtesy of Shutterstock/Fotokostic.

Does increased seeding rate benefit winter wheat when sowing is delayed?

September 24, 2026

Eastern Canada

Photo courtesy of Shutterstock/Fotokostic.

Does increased seeding rate benefit winter wheat when sowing is delayed?

September 24, 2026

Mid-Atlantic and Northeast

Photo courtesy of Shutterstock/Fotokostic.

Does increased seeding rate benefit winter wheat when sowing is delayed?

September 24, 2026

Northern Great Plains

Photo courtesy of Shutterstock/Fotokostic.

Does increased seeding rate benefit winter wheat when sowing is delayed?

September 24, 2026

Prairie Provinces

Photo courtesy of Shutterstock/Fotokostic.

Does increased seeding rate benefit winter wheat when sowing is delayed?

September 24, 2026

Southeast and Mid-South

USDA photo by Lance Cheung.

Installation, repair, retrieval, and economic returns of S3DI systems in corn and cotton rotations

September 22, 2026

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