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浏览/检索结果: 共3条，第1-3条 帮助 限定条件 发表日期：2020    学科主题：Environmental Sciences    内容类型：期刊论文     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 Different chemical composition and storage mechanism of soil organic matter between active and permafrost layers on the Qinghai-Tibetan Plateau 期刊论文 JOURNAL OF SOILS AND SEDIMENTS, 2020, 卷号: 20, 期号: 2, 页码: 653-664 作者:  Wang, Yinghui;  Xu, Yunping;  Wei, Dandan;  Shi, Linlin;  Jia, Zehua 收藏  |  浏览/下载：23/0  |  提交时间：2022/03/01 C-13 nuclear magnetic resonance spectroscopy  Organic carbon  Permafrost  Qinghai-Tibet Plateau  Warming   Source forensics ofn-alkanes andn-fatty acids in urban aerosols using compound specific radiocarbon/stable carbon isotopic composition 期刊论文 ENVIRONMENTAL RESEARCH LETTERS, 2020, 卷号: 15, 期号: 7 作者:  Ren, Lujie;  Wang, Yiyun;  Kawamura, Kimitaka;  Bikkina, Srinivas;  Haghipour, Negar 收藏  |  浏览/下载：17/0  |  提交时间：2022/03/01 atmospheric aerosols  n-alkanes  n-fatty acids  compound-specific stable carbon isotopes  radiocarbon isotopes   Leaf nitrogen acquisition of Leymus chinensis varies with leaf age and land use change in a semiarid grassland 期刊论文 ENVIRONMENTAL AND EXPERIMENTAL BOTANY, 2020, 卷号: 175 作者:  Tang, Bo;  Man, Jing;  Bai, Yongfei 收藏  |  浏览/下载：9/0  |  提交时间：2022/03/01 Leaf N acquisition  Leaf age  Contributions of soil ammonium, nitrate and dissolved organic N  Changes in land use