De Vries · P. de Vries · P. V. · P Vries
| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Soil Erosion at Multiple Scales: Principles and Methods for Assessing Causes and Impacts | 978-0-85199-290-7 (0-85199-290-0) | 1998 | Fahmuddin Agus · John Kerr |
| Systems approaches for agricultural development: Proceedings of the International Symposium on Systems Approaches for Agricultural Development, 2–6 ... for Sustainable Agricultural Development) | 978-0-7923-1881-1 (0-7923-1881-1) | 1992 | Paul Teng · Klaas Metselaar |
| The Sustainable Management of Vertisols | 978-0-85199-450-5 (0-85199-450-4) | 2001 | John Syers · Phibion Nyamudeza |