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University of Nebraska–Lincoln

CropWatch: Soil Management

Soils and soil management recommendations

Soil Management to Optimize Crop Production in Nebraska

pale corn plantNutrient Deficiencies

Key to Nutrient Deficiencies in Corn and Sorghum - CropWatch article,  July 2009
Plant symptoms can be used to differentiate and identify crop nutrient disorders. Symptoms of nutrient deficiency vary with variety, growing conditions, and plant age and similar symptoms may be caused by other abiotic or biotic stresses. Use this key to help identify 7 nutrient disorders observed in Nebraska corn and sorghum.

New

Free Slide Rule Offers Quick Calculation for Nitrogen Rates

slide rule imageClick here for more information on how to obtain one from CropWatch.

Software Tools for Soil Management

Hybrid-Maize Model - A computer program for simulating corn growth and yield

Corn Nitrogen Recommendations Calculator

Winter Wheat Fertilizer Calculator. Use these calculators in conjunction with the following NebGuides: G02-1460-A: Fertilizing Winter Wheat I Nitrogen, Potassium, Micronutrients, and G02-1461-A: Fertilizing Winter Wheat II Phosphorus.

Yield Check - An algorithm for filtering yield monitor data.

SoilTest

Soil Test Nebraska

University of Nebraska Department of Agronomy and Horticulture site for fertilizer recommendations.

Calculate fertilizer recommendations for all crops produced in Nebraska:

  1. Directly enter crop and soil test information, or,
  2. Upload files with test information from analytical laboratories.

FeaturedPubs


UNL Publication:

NebGuide G1719: Soil and Water Summaries for 2005 to 2006 provides an update of recent works completed by soil and water science faculty at UNL and their partners. (*pdf version, 648 KB; 4 pages)
PDF doc requires the Adobe Acrobat Reader. Download free.