United States Department of Agriculture
Agricultural Research Service
Cattle (7-10-2014) Cattle grazing in a riparian meadow in north central Arizona
Elk (6-30-2014) Elk grazing in a riparian meadow in north central Arizona
Lucky Hills Piping Subsurface erosion on the USDA ARS Walnut Gulch Experimental Watershed (monitoring channel head erosion)
Rainfall Simulator (5-2-2014)
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