中国科学院机构知识库网格系统: 检索

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	Stratified Data Reconstruction and Spatial Pattern Analyses of Soil Bulk Density in the Northern Grasslands of China 期刊论文 OAI收割 ISPRS INTERNATIONAL JOURNAL OF GEO-INFORMATION, 2020, 卷号: 9, 期号: 11, 页码: 16 作者: Qiao, Yuxin; Zhu, Huazhong; Zhong, Huaping; Li, Yuzhe \| 收藏 \| 浏览/下载：79/0 \| 提交时间：2021/03/16 Soil bulk density grassland spatial pattern analysis pedotransfer function stratified soil
	Stratified Data Reconstruction and Spatial Pattern Analyses of Soil Bulk Density in the Northern Grasslands of China 期刊论文 OAI收割 ISPRS INTERNATIONAL JOURNAL OF GEO-INFORMATION, 2020, 卷号: 9, 期号: 11, 页码: 16 作者: Qiao, Yuxin; Zhu, Huazhong; Zhong, Huaping; Li, Yuzhe \| 收藏 \| 浏览/下载：16/0 \| 提交时间：2021/03/16 Soil bulk density grassland spatial pattern analysis pedotransfer function stratified soil
	Accounting for access costs in validation of soil maps: A comparison of design-based sampling strategies 期刊论文 OAI收割 GEODERMA, 2018, 卷号: 315, 页码: 160-169 作者: Yang, Lin; Brus, Dick J.; Zhu, A-Xing; Li, Xinming; Shi, Jingjing \| 收藏 \| 浏览/下载：46/0 \| 提交时间：2019/05/30 Probability sampling Sampling with probabilities-proportional-to-size Stratified random sampling Optimal stratification Digital soil mapping Mean squared error
	Accounting for access costs in validation of soil maps: A comparison of design-based sampling strategies 期刊论文 OAI收割 GEODERMA, 2018, 卷号: 315, 页码: 160-169 作者: Yang, Lin; Brus, Dick J.; Zhu, A-Xing; Li, Xinming; Shi, Jingjing \| 收藏 \| 浏览/下载：23/0 \| 提交时间：2019/05/30 Probability sampling Sampling with probabilities-proportional-to-size Stratified random sampling Optimal stratification Digital soil mapping Mean squared error
	Stratified vegetation cover index: A new way to assess vegetation impact on soil erosion 期刊论文 OAI收割 CATENA, 2010, 卷号: 83, 期号: 1, 页码: 87-93 Wen Zhongming; Lees Brian G.; Jiao Feng 收藏 \| 浏览/下载：24/0 \| 提交时间：2012/06/07 Vegetation structure Vegetation indices Stratified vegetation cover index Soil erosion assessment C factor Digital imaging