Biological diversity in the drylands of the world
1994
Desertification
Desertification in the Arab countries : a bibliography. Vol. 1 : Arab countries in Asia
1993
Batanouny, K. H. |
Zayed, K. M. |
Promoting farmer innovation : harnessing local environmental knowledge in East Africa
1999
Critchley, Will |
Green politics
1999
Agarwal, Anil |
Narain, Sunita |
Sharma, Anju |
Assessing desertification and water harvesting in the Middle East and North Africa : policy implications
1999
Nasr, Mamdouh |
Towards control of desertification in African drylands : problems, experiences, guidelines
1986
Kotschi, Johannes |
Adelhelm, Reinhard |
Bayer, Wolfgang |
Desertification of arid lands
1985
Dregne, H. E. (Harold E.) |
Les systèmes agricoles oasiens : actes du colloque de Tozeur, 19-21 novembre 1988
1990
Dolle, Vuncent |
Toutain, Georges |