H. E. ยท Herman J.P. Eijsackers
| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Ecological Bulletins, Ecological Implications of Contemporary Agriculture: Proceedings of a Symposium held 7-12 September, 1986, at Wageningen | 978-87-16-1O227-O (87-16-1O227-4) | 1991 | A. Quispel |