Vulnerability of shallow ground water and drinking-water wells to nitrate in the United States: Model of predicted nitrate concentration in U.S. ground water used for drinking (simulation depth 50 meters) -- Input data set for orchards/vineyards (gwava-dw_orvi)

This data set represents the percent of orchards/vineyards land cover in the conterminous United States. The data set was used as an input data layer for a national...本数据集表征美国本土48州（conterminous United States）范围内果园与葡萄园的土地覆盖占比，该数据集曾作为一项国家级的输入数据图层使用。