Bui. 393, U. S. Dept of Agriculture. 



Plate IX. 



OPRRE3687 



FiQ. 1.— A Poorly Drained Section of the Cox Road, March, 1910, Dinwiddie 



County, Va. 



Fig. 2.— Cox Road, Same Location as Above, March, 1911. Top Soil, Dinwiddie 



County, Va. 



