中国山区耕地利用边际化特征数据集5年一期数据.rar

上传者: 31988139 | 上传时间: 2021-06-23 17:04:49 | 文件大小: 4.74MB | 文件类型: RAR
中国5年间隔陆地生态系统空间分布数据集,对农业劳动力价格快速上涨的背景下中国山区耕地利用边际化特征进行分析,得到中国山区耕地利用边际化特征数据集。数据结果表明,2000年以来,我国山区农业劳动力成本比重明显上升,农业劳动生产率提升缓慢,以玉米为代表的种植业净利润在2013年普遍降至零以下,耕地利用边际化特征明显。该数据集包括:(1)研究区(山区县)地理范围数据。(2)耕地边际化经济特征数据:a. 2003、2013年中国山区与平原省份玉米种植农业劳动力成本比重数据;b. 1995-2013年中国山区与平原省份玉米种植平均劳动生产率数据;c. 2004-2013年中国山区与平原省份公顷均玉米净利润数据。(3) 中国山区县耕地和林地面积变化数据(10 km x 10 km):a. 1990-2000年中国山区县耕地面积变化数据;b. 2000-2010年中国山区县耕地面积变化数据;c. 1990-2000年中国山区县林地面积变化数据;d.2000-2010年中国山区县林地面积变化数据。数据集存储为.shp、.xlsx格式

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