Prof.Dr. Amin Rojahn

{PDF} Indicators Relevant to Farm Animal Welfare: A Seminar in the CEC Programme of Coordination of Research on Animal Welfare, organized by Dr. D. Smidt, and held in Mariensee, 9-10 November 1982 Prof.Dr. Amin Rojahn, Hans-Dieter Liebieh (auth.), D. Smidt (eds.)