Director
Email: douglas.tolleson@ag.tamu.edu
Phone: (325) 387-3168
Doug Tolleson, Ph.D., is associate professor and rangeland scientist at the Texas A&M AgriLife Research station in Sonora. He is also the director of the Grazingland and Animal Nutrition Lab. Prior to his current position, Tolleson was an extension specialist and research scientist at the University of Arizona V Bar V Ranch Experiment Station near Camp Verde, Arizona, from 2008 to 2016. Tolleson conducts research on rangeland vegetation monitoring to inform grazing and fire management efforts and employs near infrared reflectance spectroscopy to study grazing animal nutrition and physiology.