The biodiversity to microorganisms and invertebrates : its role in sustainable agriculture
1991
Hawksworth, D. L. |
Agriculture
The causes, nature and rate of soil degradation in the Northernmost States of Nigeria and an assessment of the role of fertiliser in counteracting the process of degradation
1989
Mortimore, Michael |
Glossary of land resources : English, French, Italian, Dutch, German, Swedish
1984
Logie, Gordon |
Intercropping in tropical smallholder agriculture with special reference to West Africa
1982
Steiner, Kurt G. |
Pilot analysis of global ecosystems : agroecosystems
2000
Wood, Stanley |
Sebastian, Kate |
Scherr, Sara J. |
Gujarat earthquake [26 January 2001] : a rapid environment appraisal
2001
Singh, Y. D. |
The commercial use of biodiversity : access to genetic resources and benefit-sharing
1999
Laird, Sarah A. |
ten Kate, Karry |