00361nam a2200109Ia 4500008004100000082001600041100000500057245014600062260002600208300000800234700000900242140316s9999    xx            000 0 und d  a633bICA/SE  a  aSecond international crop science congress : crop productivity and sustainability - shaping the future 17-24 November, 1996, New Delhi, India  aNew DelhibICARc1996  a474  aICAR