Tillage Practices in the Conterminous United States, 1989-2004--Datasets Aggregated by Watershed; tillage_lu92e

This dataset is an aggregation of county-level tillage practices to the 8-digit hydrologic unit watershed. The original county-level data were collected by the...本数据集系将县级耕作实践数据聚合至8位水文单元流域（8-digit hydrologic unit watershed）所得。原始县级层面数据由……采集。