我国七个站点降雨和森林穿冠水中硝态氮同位素丰度

余龙飞, 李炳文, 张逸, 王章玮. 我国七个站点降雨和森林穿冠水中硝态氮同位素丰度[J]. 环境化学, 2013, 32(8): 1481-1485. doi: 10.7524/j.issn.0254-6108.2013.08.009
引用本文: 余龙飞, 李炳文, 张逸, 王章玮. 我国七个站点降雨和森林穿冠水中硝态氮同位素丰度[J]. 环境化学, 2013, 32(8): 1481-1485. doi: 10.7524/j.issn.0254-6108.2013.08.009
YU Longfei, LI Bingwen, ZHANG Yi, WANG Zhangwei. Natural abundance of nitrogen isotopes for nitrate in rainfall and throughfall at some sites in China[J]. Environmental Chemistry, 2013, 32(8): 1481-1485. doi: 10.7524/j.issn.0254-6108.2013.08.009
Citation: YU Longfei, LI Bingwen, ZHANG Yi, WANG Zhangwei. Natural abundance of nitrogen isotopes for nitrate in rainfall and throughfall at some sites in China[J]. Environmental Chemistry, 2013, 32(8): 1481-1485. doi: 10.7524/j.issn.0254-6108.2013.08.009

我国七个站点降雨和森林穿冠水中硝态氮同位素丰度

  • 基金项目:

    中国科学院知识创新方向性项目(K2CX2-YW-GJ01)

    中国科学院国际合作项目(GJHZ1205)

    国家重大基础研究(973计划)项目(2005CB422206)资助.

Natural abundance of nitrogen isotopes for nitrate in rainfall and throughfall at some sites in China

  • Fund Project:
  • 摘要: 采集了我国7个站点的降雨和森林穿冠水样品,分析测定了水样中硝态氮和总氮的同位素丰度.降雨中硝态氮δ15N值范围为-9.00‰至9.71‰,其中北方站点冬季降雨中硝态氮δ15N值要远高于其他站点,可能是由于北方冬季燃煤供暖所致.穿冠水中硝态氮δ15N值范围为-16.59‰至-0.32‰,比降雨中的硝态氮δ15N值要低,其可能原因是林冠层中存在硝态氮的交换过程,从而产生了分馏作用.降雨和穿冠水中TN的δ15N值范围分别为-7.94‰至-3.07‰和-4.55‰至-1.73‰,其中穿冠水中TN的δ15N值要略高于降雨中的值.
  • 加载中
  • [1] Vitousek P, Aber J, Howarth R, et al. Human alteration of the global nitrogen cycle[J]. Ecological Applications, 1997, 7(3): 737-750
    [2] Galloway J, Aber J, Erisman J, et al. The nitrogen cascade[J]. BioScience, 2003, 53: 341-356
    [3] Klimont Z, Cofala F, Schpp W, et al. Projections of SO2, NOx, NH3 and VOC emissions in east Asia up to 2030[J]. Water, Air and Soil Pollution, 2001, 130: 193-198
    [4] Lovett G. Atmospheric deposition of nutrient and pollutants in North America: An ecological perspective[J]. Ecological Applications, 1994, 4: 629-650
    [5] Aber J, Nadelhoffer K, Steudler P, et al. Nitrogen saturation in northern forest ecosystems[J]. Bioscience, 1989, 39: 378-386
    [6] Liu J, Diamond J. China's environment in a globalizing world[J]. Nature, 2005, 435: 1179-1186
    [7] Street D, Waldhoff S. Present and future emissions of air pollutants in China: SO2, NOx and CO[J]. Atmospheric Environment, 2000, 34: 363-374
    [8] Goulding K, Bailey N, Bradbury N, et al. Nitrogen deposition and its contribution to nitrogen cycling and associated soil processes[J]. New Phytologist, 1998, 139: 49-58
    [9] Kendall C, Elliott E, Wankel S. Tracing anthropogenic inputs of nitrogen to ecosystems//Lajtha K, Michener R. (Eds.). Stable Isotopes in Ecology and Environmental Science (Second ed).[M]. Oxford: Blackwell Scientific Publications, 2007: 375-449
    [10] Jia G, Chen F. Monthly variations in nitrogen isotopes of ammonium and nitrate in wet deposition at Guangzhou, south China[J]. Atmospheric Environment, 2010, 44: 2309-2315
    [11] 曾明,余龙飞,张逸,等. 天然水体中铵态和硝态氮δ15N的测定[J]. 环境化学,2013,32(8):1486-1490
    [12] Freyer H, Kley D, Volz-Thomas A, et al. On the interaction of isotopic exchange processes with photochemical reactions in atmospheric oxides of nitrogen[J].Journal of Geophysical Research,1993, 98: 14791-14796
    [13] Heaton T H E. Isotopic studies of nitrogen pollution in the hydrosphere and atmosphere: A review[J]. Chemical Geology, 1986, 59: 87-102
    [14] Freyer H. Seasonal trends of NH4+ and NO3- nitrogen isotope composition in rain collected at Jülich, Germany[J]. Tellus, 1978, 30: 83-92
    [15] Moore H. The isotopic composition of ammonia, nitrogen dioxide and nitrate in the atmosphere[J]. Atmospheric Environment, 1977, 11: 1239-1243
    [16] Lovett G, Lindberg S. Atmospheric deposition and canopy interactions of nitrogen in forests[J]. Canadian Journal of Forest Research, 1993,23: 1603-1616
    [17] Knapp A, Hastings M, Sigman D, et al. The flux and isotopic composition of reduced and total nitrogen in Bermuda rain[J]. Marine Chemistry, 2010, 120: 83-89
  • 加载中
计量
  • 文章访问数:  1318
  • HTML全文浏览数:  1285
  • PDF下载数:  531
  • 施引文献:  0
出版历程
  • 收稿日期:  2012-05-25
余龙飞, 李炳文, 张逸, 王章玮. 我国七个站点降雨和森林穿冠水中硝态氮同位素丰度[J]. 环境化学, 2013, 32(8): 1481-1485. doi: 10.7524/j.issn.0254-6108.2013.08.009
引用本文: 余龙飞, 李炳文, 张逸, 王章玮. 我国七个站点降雨和森林穿冠水中硝态氮同位素丰度[J]. 环境化学, 2013, 32(8): 1481-1485. doi: 10.7524/j.issn.0254-6108.2013.08.009
YU Longfei, LI Bingwen, ZHANG Yi, WANG Zhangwei. Natural abundance of nitrogen isotopes for nitrate in rainfall and throughfall at some sites in China[J]. Environmental Chemistry, 2013, 32(8): 1481-1485. doi: 10.7524/j.issn.0254-6108.2013.08.009
Citation: YU Longfei, LI Bingwen, ZHANG Yi, WANG Zhangwei. Natural abundance of nitrogen isotopes for nitrate in rainfall and throughfall at some sites in China[J]. Environmental Chemistry, 2013, 32(8): 1481-1485. doi: 10.7524/j.issn.0254-6108.2013.08.009

我国七个站点降雨和森林穿冠水中硝态氮同位素丰度

  • 1. 中国科学院生态环境研究中心, 北京, 100085
基金项目:

中国科学院知识创新方向性项目(K2CX2-YW-GJ01)

中国科学院国际合作项目(GJHZ1205)

国家重大基础研究(973计划)项目(2005CB422206)资助.

摘要: 采集了我国7个站点的降雨和森林穿冠水样品,分析测定了水样中硝态氮和总氮的同位素丰度.降雨中硝态氮δ15N值范围为-9.00‰至9.71‰,其中北方站点冬季降雨中硝态氮δ15N值要远高于其他站点,可能是由于北方冬季燃煤供暖所致.穿冠水中硝态氮δ15N值范围为-16.59‰至-0.32‰,比降雨中的硝态氮δ15N值要低,其可能原因是林冠层中存在硝态氮的交换过程,从而产生了分馏作用.降雨和穿冠水中TN的δ15N值范围分别为-7.94‰至-3.07‰和-4.55‰至-1.73‰,其中穿冠水中TN的δ15N值要略高于降雨中的值.

English Abstract

参考文献 (17)

返回顶部

目录

/

返回文章
返回