Perspectives for agronomy. Adopting ecological prinicples and managing resource use : Proceedings of the 4th Congress of the European Society for Agronomy, Veldhoven and Wageningen, The Netherlands, 7-11 July 1996.

The case studies are grouped in sections illustrating relevant subquestions in developing an agriculture with broadened objectives. After an introductary paper on the role of agronomy in research and education in Europe, the second section presents case studies addressing issues concerning agricultural land use, food security and environment. The next set of papers adresses crop physiological aspects in relation to growth factors such as radiation, CO2, temperature and water. A set of papers particularly focusing on nutrients and organic matter is presented in this volume. The final section adresses the design of integrated and ecological arable farming system