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United States Department of Agriculture

Agricultural Research Service

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Merle F Vigil

Research Soil Scientist

Merle F. Vigil

Research Leader/Soil Scientist

Nutrient Management


Phone: 970-345-0517




1980 B.S. Agronomy, Colorado State University

1983 M.S. Soil Fertility, Colorado State University

1989 Ph.D. Soil Fertility/Soil Chemistry, Kansas State University


Research Interests

Mineralization-Immobilization of soil organic N and crop residue N

Nitrate leaching through soils

Crop residue management and nutrient cycling of animal manuresFertilizer use efficiency particularly with N fertilizers

The effect of soil water on N use efficiency

Management strategies to maximize fertilizer and water use efficiencies

Simulation modeling of the above processes

Last Modified: 11/23/2016
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