Keeping the land alive soil erosion : its causes and cures /
by Hubert W. Kelley ; Soil Resoureces, Management and conservation service land and water development division, FAO
- Rome : FAO, 1983
- viii, 88 p. : ill. ; 30 cm.
- FAO fisheries Technical paper ; 50 .
Includes bibliography: p. 75-78
925101342X (pbk)
Soil management Soil erosion Soil protection Land degradation Soil degradation