Oregon Revised Statutes Agriculture § 566.220

Oregon State University may engage in, conduct and encourage educational extension, demonstration and field work in all or any of the several counties of the state, the same to include agriculture, horticulture, dairying, domestic science and other industries. It shall be conducted by means of instruction in the established schools of the state and by itinerant schools, farmers' institutes, local clubs, demonstration trains, exhibits at state, county and other fairs and expositions, and otherwise in such manner as may from time to time be deemed expedient by the university.