Nutrient levels in North Dakota streams, 1972-1978
By: by North Dakota State Health Department and Soil Conservation Committee.
Contributors: North Dakota. State Soil Conservation Committee.
Publisher: The Dept.
Published: 1980
Place of publication: [Bismarck, N.D.]
Language: eng
Number of pages: 86
Subjects: Water -- Pollution -- North Dakota -- Statistics.; Nutrient pollution of water -- North Dakota -- Statistics.
Notes: Cover title.
"February 1980."