Refine your search
Availability
-
Authors
- Curtin, Denis (1)
- Johnston, A. E. (1)
- Johnston, A.E. (1)
- Nyamudeza, Phibion (1)
- Penning de Vries, F.... (1)
- Rimmer (2)
- Syers (2)
- Syers, J.K. (1)
- Syers, John K. (1)
- Syers, John K.q(John... (1)
- Show more
- Show less
-
Item types
- Books (5)
-
Series
-
Topics
- Crops and soils (2)
- Phosphatic fertilize... (2)
- Phosphatic in agricu... (1)
- Phosphatic rock (1)
- Phosphorus in agricu... (1)
- Soil conservation (2)
- Soil degradation (2)
- Soil management (1)
- Soils (1)
- Sustainable agricult... (2)
- Vertisols (1)
- Show more
- Show less