1. Constraints in adoption of improved varieties of wheat by the hill farmers of U.P Collection: Agricultural Communications Documentation Center (ACDC) Contributers: Ram, Ajore (author) Format: Journal article Publication Date: 1986 Published: India Location: Agricultural Communications Documentation Center, Funk Library, University of Illinois Box: 128 Document Number: C18913 Journal Title: Indian Journal of Extension Education Journal Title Details: 22(1/2) : 75-78