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Articles of InterestIrrigated Corn Achieves High Yields with High Energy Efficiency, Little Impact on Environment - Jan. 2012 CropWatch Article Also check out: 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. | |||
Corn Nitrogen Recommendations Calculator - Excel sheet to determine recommended UNL nitrogen rates from soil tests. Additional Articles
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 Questions/Comments about the CropWatch Corn site? Please contact Jenny Rees, UNL Extension Educator in Clay County.
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Check out the completely redone 
2013 Corn CropWatch Articles
May-June
- Even with Treated Seed Scout Corn for Early Season Insects
- Implications of SPCC Requirements for Ag Operations
- Imbibitional Chilling Injury of Corn
- Late Planting Provisions for Crop Insurance
- Transforming Scientific Knowledge to Ag Practices, Policy Essential
- Soil Temperature Comparisons for York
- Take Comfort Planting Delays Don't Signal Game Over
March-April
- Vector Spray App Can Help Reduce Drift
- Glyphosate Resistant Common Waterhemp in Nebraska
- Pre-plant and Pre-emergence Weed Control
- Biostimulants/Biofertilizers: Buyer Beware
- ACRE or DCP?
- Shallow Corn Planting Can Hinder Root Development
- Don't Till Wet Soils
- Precision Ag Technology Tuneups
- Reduced Row Spacing and Yield
- Market Journal App
- How Tillage and Crop Residue Affect Irrigation Requirements
- Corn Growers Sought for On-Farm Research Network
- On-Farm Research Sugar Applications to Corn and Soybean
- Survey: Corn Populations Unchanged for More than Half
- No-till Planting Tips for a Dry Year
- Regular Pivot Maintenance for Application Efficiency
- Evaluating the use of Pre-season Irrigation
- On-Farm Grower Research on Corn Planting Dates
- Is Population Change Warranted in Irrigated Corn due to Moisture Constraints?
- Maturity Range Effects on Seasonal Evapotranspiration
- Spring Showers Welcome-not likely to Eliminate Deficit
- Pre-Season Irrigation Checkup can Reduce In-Season Problems
- Prepare for the Coming Pesticide Application Season
- DriftWatch Identifies Nearby Sensitive Crops
January-February
- Yield Potential Predictions to Help Global Food Security
- 53 Updated Nebraska Crop Budgets
- Managing Stored Drought-Stressed Corn in Early Spring
- Market Journal Looks at Farm Program Payments and Ethanol Production
- Understanding Soil Microbes May Improve Erosion
- Land Booms, Bubbles, and Busts
- DroughtResources.unl.edu
- Deficit Irrigation Presentations Online
- Dry Year Water Management in Republican Basin
- Uganda Work to Make Fertilizer Use More Profitable
- Lady Beetle Diet Influences Effectiveness as Biocontrol Agent
- Market Journal: Select Corn Seed to Manage Disease Risk
- 2013 Guide for Weed Management
- Using a Chlorophyll Meter to Improve N Management
- Micronutrient Management in Nebraska
Upcoming Events
Please check the Crop Watch Calendar for Upcoming Events!
Corn Facts
Corn is an economically important crop to Nebraska resulting in $9.1 billion from 9.1 million acres harvested in 2012 according to USDA National Agricultural Statistics Service.
- Nebraska ranks 3rd in U.S. corn production.
- Nebraska ranks 1st in U.S. popcorn production.
- Nebraska ranks 1st in U.S. white corn production.
- Nebraska ranks 2nd in ethanol production capacity.
Contact Us
Charles Shapiro
UNL Extension Specialist
Jenny Rees
UNL Extension Educator
Keith Glewen
UNL Extension Educator