1. Projecting agricultural productivity and its economic impact Collection: Agricultural Communications Documentation Center (ACDC) Contributers: Liu, C. (author), Lu, Y. (author), and Quance, L. (author) Format: Journal article Publication Date: 1978 Published: USA Location: Agricultural Communications Documentation Center, Funk Library, University of Illinois Box: 50 Document Number: C00252 Journal Title: American Journal of Agricultural Economics Journal Title Details: 60(4): 976-980 Notes: James F. Evans Collection