| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Driven by Nature: Plant Litter Quality and Decomposition | 978-0-85199-145-0 (0-85199-145-9) | 1996 | Georg Cadisch |
| Nitrogen Fixation in Tropical Cropping Systems | 978-0-85199-417-8 (0-85199-417-2) | 2001 | |