Second Annual Conference on Agricultural Policy and the Environment; Proceedings of a Conference Sponsored by University of Minnesota, Center for International Food and Agricultural Policy; Agricultural Development Regional Agency (ESAV); University of Padova; Lake Itasca, Minnesota, September 22-29, 1990, Volume I Table of Contents: Agricultural and Environmental Policy Developments 1989-90, by C. Ford Runge Land Values and Environmental Regulation, by Michael D. Boehlje, Philip M. Raup and Kent D. Olson Methods of Land Valuation for Administrative Purposes, by M. Grillenzoni, G.M. Bazzani and A. Ragazzoni Determinants of Farm Real Estate Values, by F. Mari and L. Venzi Groundwater Contamination and the Management of a Conjunctive Ground and Surface Water Irrigation System, by Yacov Tsur