Water and arid lands of the western United States
1988
El-Ashry, Mohamed T. |
Gibbons, Diana C. |
Arid zones
Etudes sahéliennes 1986
1986
Boudet, G. |
Gallais, J. |
Henry, J. P. |
Krings, T. |
Laurent, G. |
Chena shifting cultivation and land transformation in the dry zone of Sri Lanka
1988
Gelbert, Michel |
Un espace sahélien la mare d'Oursi, Burkina Faso
1991
Claude, Jacques |
Grouzis, Michel |
Milleville, Pierre |
Biodiversity in Indian arid regions
Harsh, L. N. |
The Desert
1962
Leopold, A. Starker (Aldo Starker) |
Kalahari : the kingdom of the gemsbok
1976
Steele, David |
Desierto Chihuahuense Fauna del Bolson de Mapimi : ecologia y conservación de los vertebrados
Grenot, Claude J. |