Search Results for the EPA National Library Catalog

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Elemental composition of corn grains, soybean seeds, pasture grasses, and associated soils from selected areas in Missouri a study of geochemical variation between four vegetation-type areas as indicated by analyses of cultivated plants and soils / 1976
Elemental composition of selected native plants and associated soils from major vegetation-type areas in Missouri an examination of statewide geochemical variations as indicated by plant and soil analysis / 1976

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