QQ客服 官方微博 反馈留言

浏览/检索结果: 共23条，第1-10条 帮助 限定条件 发表日期：2017    专题：北京大学    第一署名单位    第一作者单位    通讯作者单位     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 Ecosystem services response to urbanization in metropolitan areas: Thresholds identification 期刊论文 SCIENCE OF THE TOTAL ENVIRONMENT, 2017 Peng, Jian; Tian, Lu; Liu, Yanxu; Zhao, Mingyue; Hu, Yi' Wu, Jiansheng; na 收藏  |  浏览/下载：4/0  |  提交时间：2017/12/03 Ecosystem services  Urbanization thresholds  Piecewise linear regression  Peri-urban area  Beijing City  TIANSHUI ECONOMIC REGION  YANGTZE-RIVER DELTA  LAND-USE  RAPID URBANIZATION  LANDSCAPE PATTERN  USE EFFICIENCY  HUMAN IMPACTS  TRADE-OFF  CHINA  ENVIRONMENT   Contamination characteristics and source apportionment of methylated PAHs in agricultural soils from Yangtze River Delta, China 期刊论文 ENVIRONMENTAL POLLUTION, 2017 Chen, Weixiao; Wu, Xinyi; Zhang, Haiyun; Sun, Jianteng; Liu, Wenxin; Zhu, Lizhong; Li, Xiangdong; Tsang, Daniel C. W.; Tao, Shu; Wang, Xilong 收藏  |  浏览/下载：120/0  |  提交时间：2017/12/03 Methylated PAHs  Agricultural soil  Yangtze River Delta  Spatial distribution  Source apportionment  POLYCYCLIC AROMATIC-HYDROCARBONS  GAS CHROMATOGRAPHY/MASS SPECTROMETRY  SURFACE-WATER  SOUTH CHINA  ALKYL-PAHS  CRUDE-OIL  DAYA BAY  SEDIMENTS  SORPTION  IDENTIFICATION   基于生态系统服务簇的内蒙古自治区生态功能分区 期刊论文 应用生态学报, 2017 李慧蕾; 彭建; 胡熠娜; 武文欢 收藏  |  浏览/下载：4/0  |  提交时间：2017/12/03 生态系统服务簇  SOFM神经网络  生态功能分区  内蒙古自治区  ecosystem service bundles  SOFM neural network  ecological function zoning  Inner Mongolia Autonomous Region   基于PSR框架的内蒙古自治区土壤保持服务分区 期刊论文 生态学报, 2017 彭建; 武文欢; 刘焱序; 胡熠娜 收藏  |  浏览/下载：9/0  |  提交时间：2017/12/03 土壤保持服务  RUSLE模型  RWEQ模型  SOFM神经网络  内蒙古自治区  soil conservation service  RUSLE model  RWEQ model  SOFM neural network  Inner Mongolia Autonomous Region   On the controls of abundance for soil-dwelling organisms on the Tibetan Plateau 期刊论文 ECOSPHERE, 2017 Zhao, Ke; Jing, Xin; Sanders, Nathan J.; Chen, Litong; Shi, Yu; Flynn, Dan F. B.; Wang, Yonghui; Chu, Haiyan; Liang, Wenju; He, Jin-Sheng 收藏  |  浏览/下载：5/0  |  提交时间：2017/12/03 alpine grasslands  arthropod  belowground community  climate change  environmental gradients  nematode  Tibetan Plateau  2 SPATIAL PROCESSES  CLIMATE-CHANGE  RANDOM FORESTS  TERRESTRIAL ECOSYSTEMS  LITTER DECOMPOSITION  BIOTIC INTERACTIONS  ELEVATED CO2  DIVERSITY  BIODIVERSITY  RESPONSES   Nitrogen deposition has minor effect on soil extracellular enzyme activities in six Chinese forests 期刊论文 SCIENCE OF THE TOTAL ENVIRONMENT, 2017 Jing, Xin; Chen, Xiao; Tang, Mao; Ding, Zongju; Jiang, Lai; Li, Peng; Ma, Suhui; Tian, Di; Xu, Longchao; Zhu, Jianxiao; Ji, Chengjun; Shen, Haihua; Zheng, Chengyang; Fang, Jingyun; Zhu, Biao 收藏  |  浏览/下载：110/0  |  提交时间：2017/12/03 Nitrogen deposition  Soil enzyme  Stoichiometry  Decomposition  Nutrient cycling  Forest ecosystem  MICROBIAL COMMUNITY COMPOSITION  ORGANIC-MATTER DECOMPOSITION  NORTHERN HARDWOOD FORESTS  ECOENZYMATIC STOICHIOMETRY  DEPTH  PHOSPHORUS  BIOMASS  CARBON  BACTERIAL  INPUTS   Carbon stocks and changes of dead organic matter in China's forests 期刊论文 NATURE COMMUNICATIONS, 2017 Zhu, Jianxiao; Hu, Huifeng; Tao, Shengli; Chi, Xiulian; Li, Peng; Jiang, Lai; Ji, Chengjun; Zhu, Jiangling; Tang, Zhiyao; Pan, Yude; Birdsey, Richard A.; He, Xinhua; Fang, Jingyun 收藏  |  浏览/下载：116/0  |  提交时间：2017/12/03 COARSE WOODY DEBRIS  BIOMASS CARBON  RELATIVE CONTRIBUTIONS  TEMPERATE FORESTS  CLIMATE-CHANGE  UNITED-STATES  ECOSYSTEMS  DYNAMICS  GROWTH  DISTURBANCE   y Nitrous oxide emissions from different land uses affected by managements on the Qinghai-Tibetan Plateau 期刊论文 AGRICULTURAL AND FOREST METEOROLOGY, 2017 Zhang, Zhenhua; Zhu, Xiaoxue; Wang, Shiping; Duan, Jichuang; Chang, Xiaofeng; Luo, Caiyun; He, Jin-Sheng; Wilkes, Andreas 收藏  |  浏览/下载：2/0  |  提交时间：2017/12/03 Land use change  Nitrogen fertilization  Conventional tillage  Nitrous oxide emissions  GREENHOUSE-GAS EMISSIONS  ALPINE MEADOW  N2O EMISSIONS  TILLAGE SYSTEMS  CARBON-DIOXIDE  NO-TILL  SOIL  GRASSLAND  ECOSYSTEM  CLIMATE   Mineralogical Characteristics of Fe-Mn Cutans in Yellow Brown Earth of Wuhan, China 期刊论文 JOURNAL OF NANOSCIENCE AND NANOTECHNOLOGY, 2017 Li, Yan; Li, Yan; Ding, Hongrui; Lu, Anhuai; Wang, Haoran; Yang, Xiaoxue; Xu, Xiaoming 收藏  |  浏览/下载：6/0  |  提交时间：2017/12/03 Yellow Brown Earth  Cutan  Fe Oxides  Mn Oxides  Mineralogical Characteristics.  IRON-MANGANESE CUTANS  CARPATHIAN FOOTHILLS  SUBTROPICAL CHINA  SURFACE-CHARGE  DESERT VARNISH  NODULES  OXIDE  SOILS  ADSORPTION  MORPHOLOGY   Mapping asphalt pavement aging and condition using multiple endmember spectral mixture analysis in Beijing, China 期刊论文 JOURNAL OF APPLIED REMOTE SENSING, 2017 Pan, Yifan; Zhang, Xianfeng; Tian, Jie; Jin, Xu; Luo, Lun; Yang, Ke 收藏  |  浏览/下载：9/0  |  提交时间：2017/12/03 asphalt pavement  road health condition  asphalt aging  spectral unmixing  multiple endmembers  Worldview-2  SPECTROMETRY  SELECTION  HIGHWAY  IMAGERY  MODELS  INDEX