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Changchun Song

affiliation not provided to SSRN

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SCHOLARLY PAPERS

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Scholarly Papers (1)

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The benefit of soil free-living N2 fixation to grassland primary productivity is suppressed by nitrogen enrichment: NH4+–N:NO3––N ratios matter

Number of pages: 57 Posted: 11 Feb 2026
Lijuan Liu, Xu Chen, Changchun Song, Weiyu Lu, Ting Zhang, Qiuming Lu, Shurong Wu and Yunhai Zhang
affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN and Chinese Academy of Sciences
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Abstract:

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Atmospheric nitrogen deposition, Ecosystem productivity, Nitrogen forms, Plant biomass, Seasonal dynamics of nitrogen, Temperate grassland