Application of fertilizer nitrogen to nonfarm land in the United States Pacific Northwest for 2002
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资源简介：
This spatial data set was created by the U.S. Geological Survey (USGS) to represent the amount of fertilizer nitrogen that was applied to nonfarm land in the Pacific Northwest region of the United States (Hydro Region 17; Major River Basin 7 (MRB7)) during 2002.
创建时间：
2023-01-01
