Soil erosion
Subtitle: what effect on agricultural productivity?
By: Klaus Alt, C. Tim Osborn, Dan Colacicco
Contributors: Osborn, C. Tim; Colacicco, Daniel; United States. Department of Agriculture. Economic Research Service
Series: Agriculture information bulletin -- no. 556; Background for agricultural policy; Agriculture information bulletin; Agriculture information bulletin -- no. 556.
Publisher: U.S. Department of Agriculture, Economic Research Service
Published: 1989
Place of publication: Washington, DC]
Language: eng
Subjects: Soil erosion; Statistics
Notes: Caption title.

Shipping list no.: 89-28-P.

"January 1989."

Chiefly tables.