This paper reports initial trials of an artificial soil profile constructed on sloping ground to test the theory that long slow drainage of soil moisture sustains base flow in mountain streams. Work is continuing which is expected to prove or dis- prove these preliminary results.
Hewlett, J. D. 1961. Soil moisture as a source of base flow from steep mountain watersheds. Station Paper 132,. USDA Forest Service, Southeastern Forest Experiment Station, Asheville, NC.