筛选
科学数据
统计数据
共检索到11条 ,权限内显示50条;
Great Plains Population and Environment Data: Biogeochemical Modeling Data, 1860-2003 [United States];;Version 1
- 负责人：
- 关键词：
- DOI：
- doi:10.3886/icpsr31681.v1
- 摘要：
- of native grassland and crop rotation, such that each crop in the rotation is grown in each year. Additional schedules represent land never cropped (pasture), land
