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19 Result(s)

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  1. No Access

    Article

    Effects of Anions on the Capacity and Affinity of Copper Adsorption in Two Variable Charge Soils

    Effects of nitrate,(NO 3 − ) chloride (Cl−), sulfate (SO 4 2- , and acetate (Ac−) on Cu2+ adsorption and aff...

    S. Yu, Z. L. He, C. Y. Huang, G. C. Chen, D. V. Calvert in Biogeochemistry (2005)

  2. No Access

    Article

    No temperature acclimation of soil extracellular enzymes to experimental warming in an alpine grassland ecosystem on the Tibetan Plateau

    Alpine grassland soils store large amounts of soil organic carbon (SOC) and are susceptible to rising air temperature. Soil extracellular enzymes catalyze the rate-limiting step in SOC decomposition and their ...

    **n **g, Yonghui Wang, Haegeun Chung, Zhaorong Mi, Shi** Wang… in Biogeochemistry (2014)

  3. No Access

    Article

    Spatio-temporal variations of sea surface halocarbon concentrations and fluxes from southern Yellow Sea

    Temporal and spatial distributions of five volatile halogenated organic compounds (VHOC), including chloroform (CHCl3), trichloroethylene (C2HCl3), bromodichloromethane (CHBrCl2), chlorodibromomethane (CHBr2Cl), ...

    Gui-Peng Yang, Bin Yang, **ao-Lan Lu, Hai-Bing Ding, Zhen He in Biogeochemistry (2014)

  4. No Access

    Article

    A threshold reveals decoupled relationship of sulfur with carbon and nitrogen in soils across arid and semi-arid grasslands in northern China

    How climatic factors influence the balance of sulfur (S) with carbon (C) and nitrogen (N) in soils is not well understood. Here we report the results of S, C and N concentrations in 550 soil samples along a 35...

    Wentao Luo, Feike A. Dijkstra, Edith Bai, Jiao Feng, **ao-Tao Lü… in Biogeochemistry (2016)

  5. No Access

    Article

    Rapid recuperation of soil nitrogen following agricultural abandonment in a karst area, southwest China

    Soil nitrogen (N) dynamics are crucial for ecosystem development and carbon sequestration. However, N dynamics during post-agriculture succession have not been well understood. Here soil N dynamics during post...

    Li Wen, Dejun Li, Liqiong Yang, Pan Luo, Hao Chen, Kongcao **ao… in Biogeochemistry (2016)

  6. No Access

    Article

    Shrub-encroachment induced alterations in input chemistry and soil microbial community affect topsoil organic carbon in an Inner Mongolian grassland

    Shrub encroachment frequently occurs in arid and semi-arid grasslands worldwide and affects the regional carbon balance. Many previous studies have revealed the effects of shrub encroachment on bulk carbon con...

    Luhong Zhou, He Li, Haihua Shen, Yun** Xu, Yinghui Wang, Aijun **ng… in Biogeochemistry (2017)

  7. No Access

    Article

    Phytolith analysis for the identification of barnyard millet (Echinochloa sp.) and its implications

    Echinochloa was an important prehistoric food crop of early agriculture in Asia. Macro-remains can be used to identify Echinochloa. However, when few macro-remains are available, phytolith analys...

    Yong Ge, Houyuan Lu, Jian** Zhang… in Archaeological and Anthropological Sciences (2018)

  8. No Access

    Article

    Does the accelerated soil N cycling sustain N demand of Quercus mongolica after decade-long elevated CO2 treatment?

    The stimulation of plant growth and biomass accumulation by elevated CO2 may be limited by soil nitrogen (N) availability. However, our understanding of the response of soil N cycling to elevated CO2 and when pro...

    Jianfei Sun, Weiwei Dai, Bo Peng, Jun Liu, Tongxin He, ** Jiang… in Biogeochemistry (2018)

  9. No Access

    Article

    Mechanisms of preservation damage: restoration materials affecting salt distribution and soil expansion in wall paintings of Dunhuang

    Relics are precious, but the use of improper restoration materials may intensify their deterioration and result in preservation damage. Five restoration materials, including polyvinyl acetate (PVAc), polyacryl...

    **ang He, Jiamin Li, Liying Tao… in Archaeological and Anthropological Sciences (2019)

  10. No Access

    Article

    Variations in the nitrogen saturation threshold of soil respiration in grassland ecosystems

    Over the last century, anthropogenic activities have increased nitrogen (N) deposition considerably, which significantly affects ecosystem processes and has the potential to induce N saturation in the future. ...

    Chao Wang, Fei Ren, Xuhui Zhou, Wenhong Ma, Cunzhu Liang, **zhou Wang… in Biogeochemistry (2020)

  11. Article

    Open Access

    Early evidence of trepanation along the Yellow River Basin in Neolithic China

    Trepanation is a long-lasting ancient practice found around the world with diverse motivations. However, the distribution and motivation of intentional trepanation in China remain unclear. This study presents ...

    Yawei Zhou, Shuang Lin, Wanfa Gu, Letian He… in Archaeological and Anthropological Sciences (2020)

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  12. No Access

    Article

    Technological strategy and mobility of Middle Holocene hunter-gatherers in the high-altitude Qinghai-Tibetan Plateau: a case study from Tshem gzhung kha thog

    Microblade technology occupies an important position for understanding the process of peopling of the Qinghai-Tibetan Plateau; however, the region’s specific technological behaviour has been unclear due to a l...

    Fang Han, Yuanhong He, Wei Du, Linghai Cai… in Archaeological and Anthropological Sciences (2020)

  13. Article

    Correction to: Leaf stoichiometry is synergistically-driven by climate, site, soil characteristics and phylogeny in karst areas, Southwest China

    Yanqiong Li, Wen He, ** Wu, ** Zhao, Ting Chen, Liwei Zhu, Lei Ouyang… in Biogeochemistry (2021)

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  14. No Access

    Article

    Removal of nitrogen and phosphorus from sediment and overlying water by double electrolytic-driven remediation and its effect on microbial community structure in sediment

    To test the effect of electrolysis and microbial remediation technology in polluted river sediment, we explored the possibility of using electrolysis method to remove ammoniacal nitrogen–nitrogen (NH3–N), nitrate...

    Sanshan Li, Tangming Ma, Chaoqun Zheng, Zhaofang He, Liuyan Yang… in Biogeochemistry (2021)

  15. No Access

    Article

    Leaf stoichiometry is synergistically-driven by climate, site, soil characteristics and phylogeny in karst areas, Southwest China

    Leaf stoichiometry and its biogeography play vital roles in nutrient cycling of plant communities. To understand the potential drivers of leaf stoichiometry in karst ecosystems, we measured leaf morphological ...

    Yanqiong Li, Wen He, ** Wu, ** Zhao, Ting Chen, Liwei Zhu, Lei Ouyang… in Biogeochemistry (2021)

  16. No Access

    Article

    Conservative changes in ecosystem C:N:P stoichiometry are mediated by plant diversity and tree size along a forest succession chronosequence

    Ecosystem C:N:P stoichiometry has implications for biogeochemical cycles and ecosystem functioning. However, variations in ecosystem stoichiometry along a forest succession chronosequence and the underlying me...

    Peng Zhang, **ao-Tao Lü, Guangze **, Zhili Liu, Mai-He Li in Biogeochemistry (2023)

  17. No Access

    Article

    Detecting land cover and land use change and its impact on biomass carbon emission from 2001 to 2019 in Arkansas, U.S.A

    Land cover and land use change (LCLUC) is a significant contributor to the changes in biomass carbon emissions. The state of Arkansas in the U.S.A. has experienced LCLUC over last five decades. This study comb...

    Weilun Tay, Yaqian He in Biogeochemistry (2023)

  18. No Access

    Article

    Caodiaoniu: One of the oldest microblade sites in Northern China曹掉牛:**北方最早的细石叶遗址之一

    The microblade technique is an important technological innovation in the Late Pleistocene, and its geographical distribution and diffusion, as well as the relationship between technological changes and paleocl...

    Yanqing Deng, Haiyun Ren, Guoqiang Li… in Archaeological and Anthropological Sciences (2023)

  19. No Access

    Article

    Geographic mosaics of rice domestication in the lower Yangtze River indicated by morphological characteristics of rice bulliform phytoliths

    The lower Yangtze River valley has widely been regarded as centres of rice domestication, tracing back to 10,000 cal a BP or even earlier in the late Pleistocene. Despite recent advances in both evidence of ge...

    Keyang He, Yonglei Wang, Yunfei Zheng… in Archaeological and Anthropological Sciences (2024)