1. Association of certain personnel characteristics of farmers with their attitude towards soil testing Collection: Agricultural Communications Documentation Center (ACDC) Contributers: Makkar, S.L. (author) and Sohal, T. S. (author) Format: Journal article Publication Date: 1974 Published: India Location: Agricultural Communications Documentation Center, Funk Library, University of Illinois Document Number: C18811 Journal Title: Indian Journal of Extension Education Journal Title Details: 10 (3/4) : 50-51
2. Extent of adoption of soil testing in Ludhiana Block, Punjab Collection: Agricultural Communications Documentation Center (ACDC) Contributers: Makkar, S.L. (author) and Sohal, T. S. (author) Format: Journal article Publication Date: 1973 Published: India Location: Agricultural Communications Documentation Center, Funk Library, University of Illinois Document Number: C18799 Journal Title: Indian Journal of Extension Education Journal Title Details: 9 (3/4) : 135-138