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Mapping soil organic matter in small low-relief catchments using fuzzy slope position information EI期刊论文
2012
作者:  Li Bao-Lin;  Qin Cheng-Zhi;  Pei Tao
收藏  |  浏览/下载:22/0  |  提交时间:2012/11/23
Migration of natural estrogens around a concentrated dairy-feeding operation EI期刊论文
2012
Li Yan-Xia; Han Wei; Yang Ming; Feng Cheng-Hong; Lu Xiao-Fei; Zhang Feng-Song
收藏  |  浏览/下载:18/0  |  提交时间:2012/11/23
A quantitative scale-setting approach for building multi-scale spatial databases EI期刊论文
2009
作者:  Lu Feng;  Cheng Changxiu
收藏  |  浏览/下载:14/0  |  提交时间:2012/06/11
Extended locking method for topologically spatial entities EI期刊论文
2005
作者:  Cheng Changxiu;  Lu Feng
收藏  |  浏览/下载:11/0  |  提交时间:2012/06/11
Evolvement and progress of R-tree family EI期刊论文
2005
作者:  Zhang Ming-Bo;  Lu Feng;  Cheng Chang-Xiu
收藏  |  浏览/下载:11/0  |  提交时间:2012/06/11


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