1. Perspectives for agronomy : adopting ecological principles and managing resource use : proceedings of the 4th Congress of the European Society for Agronomy, Veldhoven and Wageningen, the Netherlands, 7-11 July 1996 /: proceedings of the 4th Congress of the European Society for Agronomy, Veldhoven and Wageningen, the Netherlands, 7-11 July 1996. (1997) Other Names: Ittersum, M. K. van (Martin K.); Geijn, S. C. van de (Siebe C.); European Society for Agronomy., Congress, (4th) 1996 (Veldhoven, Netherlands, and Wageningen, Netherlands) Record Type: Book Extent: 1 online resource (363 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗