On-farm management and nitrate leaching in the Columbia Basin of Washington
Subtitle: an economic analysis
By: by William Marshall Frasier.
Published: 1995
Language: eng
Number of pages: 343
Subjects: Farm management -- Environmental aspects -- Mathematical models; Nitrates -- Environmental aspects -- Columbia River Watershed; Soils -- Leaching -- Prevention -- Economic aspects -- Mathematical models
Notes: Computer-produced typeface.

Thesis (Ph. D.)--Washington State University, 1995.

Includes bibliographical references (leaves 200-208).

Another copy on microfilm.

"Department of Agricultural Economics."