Corn

  • Corn Seed Survival: An update March 14, 2019
    After a corn seed is planted, it is a wonder that the seed can survive and return 400 to 600 fold or more. If Wisconsin's cool, wet spring soils do not kill the plant through imbibitional chilling, then seed rotting pathogens or hungry insects can attack and kill the seed. Once the plant emerges, it is subject to even more biotic and abiotic stresses th […]
    Joe Lauer
  • The Corn Yield Gap in Wisconsin March 12, 2019
    Corn yields have been increasing in Wisconsin at the rate of 2 bu/A*yr (USDA-NASS) and there is no indication that corn yields are plateauing. The highest recorded state average yield occurred in 2016 at 178 bu/A. In 2012, Jeff Laskowski (Portage county) recorded the highest corn yield in Wisconsin at 327 bu/A. In the Wisconsin NCGA Corn Yield Contest yields […]
    Joe Lauer


Variety Selection

Wisconsin Organic Corn Hybrid Trials
Wisconsin Corn Hybrid Trials
Crop Seed Price Calculator

Soil Fertility/Management

Wisconsin Soil Science Fundamentals video series
Nutrient Management Fast Facts includes crop nutrient recommendations, legume nitrogen credits, estimated nutrient contents for different types of manure, and more
New Nitrogen Recommendations for Corn in 2010
Nutrient Application Guidelines for Field, Vegetable, and Fruit Crops in Wisconsin— UWEX Pub. A2809, Phosphorus and potassium recommendations are on pages 47 and 48.
Consider No-till or Strip-Till for 2010
Soil Science Extension website
Nutrient and Pest Management and Integrated Pest Management programs’ website
Carrie Laboski’s NPK et cetera blog

Planter Setup/ Maintenance

Spring Planter Checkup
In-field Planter Adjustments

Planting

The Risk in Early Planting Dates
Uneven Emergence in Corn
“Switch” Date Decisions for Corn Hybrids
Planting Corn in June and July-What can you expect?

Growth and Development

Corn Growth Stages
Understanding Corn Test Weight


Harvest

Combine Considerations for a Wet Corn Harvest
Weigh the Risk of Leaving Corn Stand Through Winter

Storage

Economics/Marketing

Updated July 1, 2015
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