Chappell, J.E., Jr., n.d., Salinity problems in the Colorado delta: Geographical Magazine, v. 46, p. 568-574. Authors Chappell, J.E., Jr. Citation Geographical Magazine, v. 46, p. 568-574. State AZ CA MEX Province BR County YU Keywords Problem Soil More Keywords Problem Soil, AzGeoBib RefNum 1756