Bob Harveson
- Courtesy Professor Panhandle Research & Extension Center University of Nebraska–Lincoln
- Professor Plant Pathology University of Nebraska–Lincoln
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Faculty Bio
Harveson Receives APS Distinguished Service Award from North Central Region
UNL Plant Pathologist's Book Offers Tales of Scientific Discovery
Proper Corn Planting Depth Critical to Successful Season
April 2, 2010
With these nice spring days, you may be eager to start planting, even in wet soils where planting may be difficult. Remember that many agronomic problems that occur later in the season start with how things were done at planting, particularly the planting depth you use. Problems can include:e proper depth.
Soil Temperature: A Guide for Planting Agronomic Crops in Nebraska
Feb. 2, 2011
Seeds require optimum soil temperatures to initiate germination and sustain early development, irrespective of the climate zone or year. Farmers who plant before the soil reaches optimum temperatures assume a higher risk of yield loss. This could be due to such factors as seed death, poor germination, or limited initial growth.
Corn Leaf Burn from Sidedressing Anhydrous Ammonia
Except for Iron and Zinc, Application of Micronutrients Often Not Warranted
April 1, 2012
Plants require seven micronutrients: boron (B), chlorine (Cl), copper (Cu), iron (Fe), manganese (Mn), molybdenum (Mo), and zinc (Zn). In Nebraska, deficiencies of iron and zinc can be common, depending on soil properties, but deficiencies of the other five micronutrients are rare.