Soil Survey of the Yuma Area, Arizona-California J. Garnett Holmes Published: 1905 Total Pages: 48 Get eBook
Soil Survey of the Yuma-Wellton Area, Arizona-California Francis Ogden Youngs Published: 1933 Total Pages: 58 Get eBook
Soil Survey, Yuma Desert Area, Arizona William George Harper Published: 1941 Total Pages: 46 Get eBook
Report of the Secretary of Agriculture United States. Department of Agriculture Published: 1907 Total Pages: 698 Get eBook