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Dan Olk

Position: HPTA ex officio Science Advisor
Company: USDA-ARA National Laboratory for Agriculture and the Environment

Dr. Dan Olk is a Research Soil Scientist at the USDA-ARS National Laboratory for Agriculture and the Environment in Ames, IA. He is also an Adjunct Professor in the Department of Agronomy and Horticulture, University of Nebraska, Lincoln and an Affiliate Assistant Professor in the Department of Agronomy, Iowa State University in Ames, IA. He also coordinates the U.S. chapter of the International Humic Substances Society.

Contact Information:

dan.olk@usda.gov
515.294.8412 | office