Professor of Agronomy & Horticulture, University of Nebraska

Professor, University of Massachusetts

Professer of Crop Science, University of Copenhagen

Professor of Agronomy, Purdue University

Professor of Horticulture,Retired, University of Georgia

Professor of Agricultural Ecology, University of New Hampshire

Professor

Associate Professor of Sustainable Cropping Systems

USDA ARS

Regenerative agriculture - Sustainability - Soil Health