@article{article, title  = {{Accumulation of pollutant Nitrogen in calcareous and ccidic grasslands: Evidence from N Flux and <sup>15</sup>N tracer studies}},

 url = {{}},

 year = {{2004}},

 month = {{1}},

 author = {{Phoenix GK and Leake JR and Read DJ and Grime JP and Lee JA}},

 doi = {{10.1007/s11267-004-3026-0}},

 volume = {{4}},

 journal = {{Water, Air, and Soil Pollution: Focus}},

 issue = {{6}},

 pages = {{159-167}},

 note = {{Accessed on 2024/12/21}}}