Soil health experts offer advanced online course | Morning Ag Clips
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Harold van Es: 'Building Soils' yields multiple benefits | CALS
Harold Van Es Books | List of books by author Harold Van Es
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Soil Health: History, Geography, and Opportunities in New York - Harold Van Es - YouTube
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NutrientStar response to Dr. Harold Van Es blog: http://blogs.cornell.edu/newadaptn/research/edfs-nutrientstar-reports- do-not-r
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Building Soils for Better Crops - Fred Magdoff; Harold Van Es: 9781888626131 - AbeBooks
Tulane University names $1 million winner of Nitrogen Reduction Challenge | Tulane News
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NutrientStar response to post hoc analysis of NutrientStar's evaluation of Adapt-N by Shai Sela and Harold van Es