Soil Survey of the Yuma Desert Area, Arizona William George Harper Published: 1941 Total Pages: 60 Get eBook
Soil Survey, Yuma Desert Area, Arizona William George Harper Published: 1941 Total Pages: 46 Get eBook
Soil Survey of the Yuma-Wellton Area, Arizona-California Francis Ogden Youngs Published: 1933 Total Pages: 60 Get eBook
Report and Interpretations for the General Soil Map of Yuma County, Arizona Earl G. Chamberlin Published: 1974 Total Pages: 46 Get eBook