OPUS
Subtitle: an integrated simulation model for transport model of nonpoint-source pollutants at the field scale : User manual
Series: ARS -- 98; ARS (Series) (United States. Agricultural Research Service) -- 98.
Published: 1992
Language: eng
Number of pages: 203
Subjects: Mathematical models; Pollution; Handbooks, manuals; Computer programs
Notes: Cover title.

"December 1992"--Cover.

Includes bibliographical references.