Nebraska Corn

Information on corn production and management practices from the University of Nebraska-Lincoln.

Articles of Interest

*NEW* Hybrid Maize Model-a computer program that simulates the growth of a corn crop (Zea mays L.) under non-limiting or water-limited (rainfed or irrigated) conditions based on daily weather data.
*NEW* Projected Corn Yields Drop Below Average in Model - Aug. 2011 CropWatch Article
 

• *NEW* How Extended High Heat Disrupts Corn Pollination - Aug. 2011 CropWatch Article
• *NEW* Southern Rust Confirmed in South Central NE - Aug. 2011 CropWatch Article
• *NEW* From UNL Extension:  Evaluating Hail Damage to Corn*
• Check out the completely redone Corn Growth and Development publication from Iowa State University Extension!  Updated information for today's hybrids and excellent graphics.  
  
• Surviving High Costs of Input Crop Production
• Corn Supply and Utilization in the United States, 2000-2004 (*PDF 1.27 MB; 79 pages) The supply and utilization of corn in the U.S. at the state level was estimated taking into account animal feeding, food, industrial and seed use, stock holding and exports. Net surplus and deficit state-level data were summarized. Also included were foreign country imports and exports.
• An Economic Overview of Ethanol Co-product Utilization in Nebraska (EC858)
• 2009 Corn Production by County and Location of Ethanol Plants in Nebraska Source-NASS 2010
• *PDF document requires Acrobat Reader. Download free from Adobe Web site.

2011 Corn CropWatch Stories

July-August:

• Projected Corn Yields Drop Below Average in Model 
• How Extended High Heat Disrupts Corn Pollination 
• Southern Rust Confirmed in South Central NE 
• Q/A on Planting Cover Crops into Destroyed Seed Corn Fields
• Stinkbug Populations Develop in Soybeans and Corn
• Japanese Beetles Reported for First Time in NE Field Crops
• Preparing Bins and Equipment for Pest Free Storage
• Foliar Diseases of Corn Developing Across Nebraska 
• New Crop Disease Profiles Available

May-June:

• Farmers Using Nitrogen Efficiently in Corn Production
• Pythium and Other Seedling Diseases of Crops
• Flooding and Stored Grain
• Sampling for Nematodes in Corn
• Field Visit: Yellow Corn Likely from Nutrient Deficiency
• New Resources Available: Assessing Hail Damage to Corn
• Flood Resource from UNL
• How Corn Plants Respond to Flooding
• Evaluating and Replanting Flooded Areas
• After the Rains, Where is the Nitrogen?
• Unintended Residue Movement Threatens Emerging Crops
• Frost and Anaerobic Soils Affecting Seedling Establishment
• Consider All Costs Before Replanting
• If You Decide to Replant Corn, What Comes Next?
• Replant Intervals for Common Pre- and Post-Emergent Herbicides
• Scout for Early Season Insects in Corn

March-April:

• Corn Growth is Slow but Don't Throw in the Towel Yet
• Planting Tips for Successful No-Till
• Agricultural Digging Notification Clarified for Crop Consultants
• Market Journal Looks at Atrazine Monitoring in Nebraska
• Is Nitrogen Use Efficiency Compatible with High Corn Yields?
• UNL Study Finds Soil Temperature Thresholds Shifting Earlier
• Control Winter Annual Weeds Early to Protect Crop Yield

January-February:

• 2011 Nebraska Crop Budgets
• 2011 UNL Guide for Weed, Insect, and Disease Management
• Crop Production Clinic Archives from Nebraska Educational Television
• Soil Temperature: A Guide for Planting Agronomic Crops in Nebraska