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浏览/检索结果: 共4条，第1-4条 帮助 限定条件 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 The accumulation of heavy metals in agricultural land and the associated potential ecological risks in Shenzhen, China 期刊论文 ENVIRONMENTAL SCIENCE AND POLLUTION RESEARCH, 2016 Wu, Jiansheng; Song, Jing; Li, Weifeng; Zheng, Maokun 收藏  |  浏览/下载：2/0  |  提交时间：2017/12/03 Soil heavy metals  Agricultural topsoil  Potential ecological risk  Principal component analysis  Pollution sources  Shenzhen, China  SPATIAL-DISTRIBUTION  SOILS  POLLUTION  SEDIMENTS  URBAN  INDEX  GEOSTATISTICS  TOPSOILS  SAMPLES  CROPS   The accumulation of heavy metals in agricultural land and the associated potential ecological risks in Shenzhen, China 其他 2016-01-01 Wu, Jiansheng; Song, Jing; Li, Weifeng; Zheng, Maokun 收藏  |  浏览/下载：4/0  |  提交时间：2017/12/04 Soil heavy metals  Agricultural topsoil  Potential ecological risk  Principal component analysis  Pollution sources  Shenzhen, China  SPATIAL-DISTRIBUTION  SOILS  POLLUTION  SEDIMENTS  URBAN  INDEX  GEOSTATISTICS  TOPSOILS  SAMPLES  CROPS   Gold Nanoparticle-Based Colorimetric and "Turn-On" Fluorescent Probe for Mercury(II) Ions in Aqueous Solution 期刊论文 analytical chemistry, 2008 Wang, Hao; Wang, Yongxiang; Jin, Jianyu; Yang, Ronghua 收藏  |  浏览/下载：5/0  |  提交时间：2015/11/10 ANODIC-STRIPPING VOLTAMMETRY  PLASMA-MASS SPECTROMETRY  HG2+ IONS  OPTODE MEMBRANE  SELECTIVE DETECTION  ENERGY-TRANSFER  SOIL SAMPLES  RIGHT-ANGLE  SENSOR  SENSITIVITY   Comparison of microwave-assisted and ultrasound-assisted extraction for determination of main water-soluble bioactive constituents in traditional Chinese medicinal preparation Tongmaichongji by HPLC-DAD 期刊论文 journal of liquid chromatography related technologies, 2004 He, JT; Shi, ZH; Chang, WB 收藏  |  浏览/下载：3/0  |  提交时间：2015/11/12 ultrasound-assisted extraction  Tongmaichongji  microwave-assisted extraction  HPLC-DAD  POLYCHLORINATED-BIPHENYLS  CHROMATOGRAPHY  SAMPLES  COMPONENTS  SOLVENT  ROOTS  SOIL