Pioneering soil erosion prediction : the usle story /
Pioneering soil erosion prediction : the usle story / J. M. Laflen and W. C. Moldenhauer - [Place of publication not identified] : World Association of Soil adn Water Conservation, 2003 - 54 pages : illustrations ; 21 cm - World Association of Soil & Water Conservation ; Special Publication No.1 . - World Association of Soil & Water Conservation ; Special Publication No.1 .
9749131037 (paperback)
Soil erosion --Influence of special factors in the environment
QH545.S64 L34