1. Total porosity and random roughness of the interrow zone as influenced by tillage;Allmaras;USDA Conserv. Res. Rep.,1966
2. Fractal techniques and the surface roughness of tallus slope;Andrle,1989
3. An automated non contact laser profile meter for measuring soil roughness in situ;Bertuzzi;Soil Sci.,1990
4. La dégradation structurale des couches superficielles sous l'action des pluies;Boiffin,1984
5. Stages and time-dependency of soil crusting in situ;Boiffin,1986