Application of phosphorus generated by non-cattle livestock to pasture land in the United States Pacific Northwest for 2002

This spatial data set was created by the U.S. Geological Survey (USGS) to represent the amount of phosphorus generated by pastured, non-cattle livestock that was...本空间数据集由美国地质调查局（U.S. Geological Survey, USGS）构建，用于表征由牧场饲养的、当时……的非牛类牲畜所产生的磷量。