Soil survey, Tehama County, California : [report - Gowans, K. D.; United States. Soil Conservation Service; California Agricultural Experiment Station; United States. Forest Service ([Washington] ; U.S. Soil Conservation Service : [for sale by the Supt. of Docs., U.S. Govt. Print. Off.], 1967)
Cover title.
Prepared by U.S. Dept. of Agriculture Soil Conservation Service and Forest Service in cooperation with University of California Agricultural Experiment Station.
Bibliography: p. 122.
Keywords: Soils -- California -- Tehama County -- Maps