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Filtering by: Subject Soil surveys -- Oregon -- Databases Decade 1970-1979

Willamette and associated soils on late Pleistocene geomorphic surfaces, Polk County, Oregon

Creator:

Gelderman, Frederick W.

Abstract:

The morphology and genesis of soils of the Willamette series and of some Willamette-associated soils and their relationships to geomorphic surfaces were studied in an area near McCoy, Polk County, Oregon. Influences of regional extent, such as climate and parent material, were related to the soils and landforms. The soils...

Resource Type:

Masters Thesis

Full Text:

surface. The map of the Soil Survey of Polk County, Oregon (95), shows Willamette silt loam on low