The Oklahoma Cooperative Extension Service provides research-based information to help improve the quality of life for all Oklahomans.

Departments include: 4-H and Youth Development; Ag Economics; Animal Science; Biosystems and Ag Engineering; Entomology and Plant Pathology; Family and Consumer Sciences; Food and Ag Products Center; Horticulture and Landscape; Architecture; Natural Resource Ecology and Management; and Plant and Soil Sciences.