...
机译:经修订的探地雷达土壤适宜性图
USDA-NRCS-NSSC, 11 Campus Blvd., Newtown Square, PA 19073, United States;
USDA-NRCS-NSSC, 100 Centennial Mall North, Lincoln, NE 68508-3866, United States;
USDA-NRCS-NSSC, 3040 University Ave, Morgantown, WV 26505, United StatesUSDA-NRCS-NSSC, Federal Building, 207 West Main Street, Wilkesboro, NC 28697, United States;