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Shallow sand-filled niches beneath drip emitters made reclamation of an impermeable saline-sodic soil possible while cropping with Lycium barbarum L SCI/SSCI论文
2013
Zhang T. B.; Kang Y. H.; Wan S. Q.
收藏  |  浏览/下载:17/0  |  提交时间:2014/12/24
Spatial disparities of regional forest land change based on ESDA and GIS at the county level in Beijing-Tianjin-Hebei area SCI/SSCI论文
2012
Xie H. L.; Kung C. C.; Zhao Y. L.
收藏  |  浏览/下载:11/0  |  提交时间:2014/12/24
Causes of cultivated land loss in mountainous areas protected for water sources: Case study of Miyun County in Beijing SCI/SSCI论文
2012
Deng Y.; Liu S. H.; Lu M.; Song C.
收藏  |  浏览/下载:12/0  |  提交时间:2014/12/25


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