Sustainable use and management of soils in arid and semiarid regions[papers presented at the International Symposium on Sustainable Use and Management of Soils in Arid and Semiarid Regions, held in Cartagena, Murcia, Spain, from 22nd to 26th September 2002]

1. Faz Cano, Ángel ed. lit.
2. Ortiz Silla, Roque ed. lit.
3. Mermut, Ahmet R. ed. lit.