Causes of soil degradation and development approaches to sustainable soil management /
Steiner, Kurt Georg.
Williams, Richard.
Weikersheim, Germany : Margraf Verlag,
c1996.
"Pilot Project Sustainable Soil Management."
Includes bibliographical references (p. 77-83) (1st group).
Soil degradation.
Soil degradation
Soil conservation.
Soil management.