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浏览/检索结果: 共6条，第1-6条 帮助 限定条件 内容类型：其他     已选(0)清除 条数/页：5101520253035404550556065707580859095100   排序方式：请选择作者升序作者降序题名升序题名降序发表日期升序发表日期降序提交时间升序提交时间降序 Inventory-based estimates of forest biomass carbon stocks in China: A comparison of three methods 其他 2010-01-01 Guo, Zhaodi; Fang, Jingyun; Pan, Yude; Birdsey, Richard 收藏  |  浏览/下载：4/0  |  提交时间：2015/11/10 China  Biomass expansion factor (BEF)  Forest age class  Forest biomass  Forest type  Mean biomass  TROPICAL FORESTS  UNITED-STATES  STORAGE  BALANCE  VEGETATION  TEMPERATE  BUDGET  SINKS  POOLS   Analysis of ecological vulnerability based on landscape pattern and ecological sensitivity: a case of Duerbete County 其他 2008-01-01 Jiang, Miao; Gao, Wei; Chen, Xiuwan; Zhang, Xianfeng; Wei, Wenxia 收藏  |  浏览/下载：5/0  |  提交时间：2015/11/13 Ecological vulnerability  landscape pattern  ecological sensitivity  Duerbete County  cropping-pastoral interlacing region  FRACTAL DIMENSION  FOREST  SIZE   Landscape dynamics analysis of the Yongding river watershed (Mentougou section) by multi-temporal Landsat imagery 其他 2007-01-01 Zhang, Yuhu; Yu, Changqing; Qi, Jiaguo; Zhang, Zili; Shi, Qinshan 收藏  |  浏览/下载：3/0  |  提交时间：2015/11/13 A study of farmland landscape pattern with TM & DEM - Case study in Yongsheng County, Yunnan Province, PRChina 其他 2004-01-01 Wu, N; Cheng, CQ; Guo, SD; Fan, WJ; Xu, XR; Wang, YL 收藏  |  浏览/下载：3/0  |  提交时间：2015/11/16 TM  DEM  technical route  farmland landscape pattern  Yongsheng   A study of farmland landscape pattern with TM & DEM - Case study in Yongsheng County, Yunnan Province, P.R.China 其他 2004-01-01 Wu, Ning; Cheng, Chengqi; Guo, Shide; Fan, Wenjie; Xu, Xiru; Wang, Yanglin 收藏  |  浏览/下载：4/0  |  提交时间：2015/11/13 Changes in the leaf composition, leaf mass and leaf area during leaf senescence in three species of mangroves 其他 2001-01-01 Lin, P; Wang, WQ; 林鹏; 王文卿 收藏  |  浏览/下载：2/0  |  提交时间：2015/07/22 NUTRIENT-USE EFFICIENCY  LOBLOLLY-PINE STANDS  FOREST TREES  NITROGEN  RESORPTION  RETRANSLOCATION  LEAVES  EVERGREEN  AVAILABILITY  ECOSYSTEM