Dr. Stephen Machado

Stephen Machado, Ph.D.

Oregon State University

Office: 541‐278‐4416
Cell: 541‐215‐3665
Located at the Pendleton Station

Stephen is a Professor of Crop Physiology/Agronomy. Before joining OSU, Stephen worked at the Department of Research and Specialist Services in Harare, Zimbabwe, researching wheat and barley, and at the Texas A&M University’s Experiment Station in Lubbock, Texas, as the Principal Investigator of a Precision Agriculture Project involving 12 scientists. Stephen joined CBARC, OSU, in 2001 where he is the Dryland Cropping Systems Agronomist. Stephen also serves in the College of Agricultural Sciences (CAS) Climate, Diversity and Inclusion Task Force and CAS’s Strategic Action Planning Committee for Inclusive Excellence. In addition, he has served as an Associate Editor for the Agronomy Journal, the President of the Biometry Division of the Tri-Societies (American Society Agronomy, Crop Science Society of America, Soil Science Society of America), and the President of the Western Crop Science Society of America. Stephen is currently serving as an Associate Editor for the Frontiers in Sustainable Food Systems Journal (Water-Smart Food Production) and serves on the Editorial Board of Soil Security Journal. He is a Fulbrighter and researched biochar and corn in Malawi, Zambia, and Zimbabwe. Stephen’s main carrier interests are solving agricultural problems to ensure sustained food production and alleviate hunger in the world without adverse effects on the environment.


Stephen’s team:

Larry Pritchett
Senior Faculty Research Assistant

Linnea Kriete

Linnea Kriete
Biological Sciences Research Technician 1

Stephen’s Research:

Stephen is responsible for conducting cropping systems research to develop economically and biologically sustainable agricultural practices for cereals, legumes, and new crops. The work includes crop rotations, long-term experiments, conservation tillage, alternative crops, cover crops, drought resistance and tolerance, site-specific farming (precision farming), organic farming, and biochar.

Video Collection: