1-4 of 4 Books

Land degradation
By Anthony H. Chisholm,Robert Dumsday,Anthony Chisholm

Soil erosion and conservation in the tropics
By W. Kussow,S. A. El-Swaify
Variability in rangeland water erosion processes
Variability in rangeland water erosion processes
By W. H. Blackburn,Wilbert H. Blackburn,Frederick B. Pierson