Diagnostico socio-economico sobre el consumo y produccion de leña en fincas pequeñas de la peninsula de Azuero, Panama
1982
Environmental surveys
Climate change in the Mexican tropics
1991
Aliphat, Mario |
Bravo, Humberto |
Gómez-Pompa, Arturo |
Ortiz Monasterio, Fernando |
Temple, Patrick J. |
Land use possibilities on the Kafue Flats, Zambia
1983
Marchand, M. |
Wisse, E. |
Drijver, C. A. (Carel A.) |
Proceedings of the National Seminar on Environment and Development : a review of some environmental problems in Zambia
1979
Johnson, David S. |
Roder, Wolf |
Sudan : the Rahad irrigation project
1982
Benedict, Peter |
Jess third consultancy report on water quality and public health engineering
1987
Jobin, William R. |
Field trials 1987 - 1989
1989
Bowen, M. Roderick |
Jama, A. I. |
Jama, A. M. |
Hussein, I. A. |
Ecological monitoring : the Senegal model
1990
Stiles, Daniel |