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  • PLSO-D-22-00086

    Rights statement: The final publication is available at Springer via http://dx.doi.org/10.1007/s11104-022-05498-y

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Nitrogen but not phosphorus addition affects symbiotic N 2 fixation by legumes in natural and semi-natural grasslands located on four continents

Research output: Contribution to Journal/Magazine › Journal article › peer-review

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Nitrogen but not phosphorus addition affects symbiotic N 2 fixation by legumes in natural and semi-natural grasslands located on four continents. / Vazquez, E.; Schleuss, P-M.; Borer, E.T. et al.
In: Plant and Soil, Vol. 478, No. 1-2, 30.09.2022, p. 689-707.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Harvard

Vazquez, E, Schleuss, P-M, Borer, ET, Bugalho, MN, Caldeira, MC, Eisenhauer, N, Eskelinen, A, Fay, PA, Haider, S, Jentsch, A, Kirkman, KP, McCulley, RL, Peri, PL, Price, J, Richards, AE, Risch, A, Roscher, C, Schütz, M, Seabloom, EW, Standish, RJ, Stevens, C, Tedder, MJ, Virtanen, R & Spohn, MJ 2022, 'Nitrogen but not phosphorus addition affects symbiotic N 2 fixation by legumes in natural and semi-natural grasslands located on four continents', Plant and Soil, vol. 478, no. 1-2, pp. 689-707. https://doi.org/10.1007/s11104-022-05498-y

APA

Vazquez, E., Schleuss, P-M., Borer, E. T., Bugalho, M. N., Caldeira, M. C., Eisenhauer, N., Eskelinen, A., Fay, P. A., Haider, S., Jentsch, A., Kirkman, K. P., McCulley, R. L., Peri, P. L., Price, J., Richards, A. E., Risch, A., Roscher, C., Schütz, M., Seabloom, E. W., ... Spohn, M. J. (2022). Nitrogen but not phosphorus addition affects symbiotic N 2 fixation by legumes in natural and semi-natural grasslands located on four continents. Plant and Soil, 478(1-2), 689-707. https://doi.org/10.1007/s11104-022-05498-y

Vancouver

Vazquez E, Schleuss P-M, Borer ET, Bugalho MN, Caldeira MC, Eisenhauer N et al. Nitrogen but not phosphorus addition affects symbiotic N 2 fixation by legumes in natural and semi-natural grasslands located on four continents. Plant and Soil. 2022 Sept 30;478(1-2):689-707. Epub 2022 Jun 15. doi: 10.1007/s11104-022-05498-y

Author

Vazquez, E. ; Schleuss, P-M. ; Borer, E.T. et al. / Nitrogen but not phosphorus addition affects symbiotic N 2 fixation by legumes in natural and semi-natural grasslands located on four continents. In: Plant and Soil. 2022 ; Vol. 478, No. 1-2. pp. 689-707.

Bibtex

@article{8444df22fb064a2681febbcdc8484c74,
title = "Nitrogen but not phosphorus addition affects symbiotic N 2 fixation by legumes in natural and semi-natural grasslands located on four continents",
abstract = "Abstract : Background and aims: The amount of nitrogen (N) derived from symbiotic N2 fixation by legumes in grasslands might be affected by anthropogenic N and phosphorus (P) inputs, but the underlying mechanisms are not known. Methods: We evaluated symbiotic N2 fixation in 17 natural and semi-natural grasslands on four continents that are subjected to the same full-factorial N and P addition experiment, using the 15N natural abundance method. Results: N as well as combined N and P (NP) addition reduced aboveground legume biomass by 65% and 45%, respectively, compared to the control, whereas P addition had no significant impact. Addition of N and/or P had no significant effect on the symbiotic N2 fixation per unit legume biomass. In consequence, the amount of N fixed annually per grassland area was less than half in the N addition treatments compared to control and P addition, irrespective of whether the dominant legumes were annuals or perennials. Conclusion: Our results reveal that N addition mainly impacts symbiotic N2 fixation via reduced biomass of legumes rather than changes in N2 fixation per unit legume biomass. The results show that soil N enrichment by anthropogenic activities significantly reduces N2 fixation in grasslands, and these effects cannot be reversed by additional P amendment.",
keywords = "Grasslands, Legumes, Nitrogen addition, Nutrient Network (NutNet), Phosphorus addition, 15N natural abundance method",
author = "E. Vazquez and P-M. Schleuss and E.T. Borer and M.N. Bugalho and M.C. Caldeira and Nico Eisenhauer and Anu Eskelinen and P.A. Fay and S. Haider and A. Jentsch and Kirkman, {Kevin P.} and McCulley, {Rebecca L.} and Peri, {Pablo L.} and J Price and A.E. Richards and A. Risch and Christiane Roscher and Martin Sch{\"u}tz and Seabloom, {Eric W.} and Standish, {Rachel J.} and Carly Stevens and m.j. Tedder and R Virtanen and M.J. Spohn",
note = "The final publication is available at Springer via http://dx.doi.org/10.1007/s11104-022-05498-y ",
year = "2022",
month = sep,
day = "30",
doi = "10.1007/s11104-022-05498-y",
language = "English",
volume = "478",
pages = "689--707",
journal = "Plant and Soil",
issn = "0032-079X",
publisher = "Springer International Publishing AG",
number = "1-2",

}

RIS

TY - JOUR

T1 - Nitrogen but not phosphorus addition affects symbiotic N 2 fixation by legumes in natural and semi-natural grasslands located on four continents

AU - Vazquez, E.

AU - Schleuss, P-M.

AU - Borer, E.T.

AU - Bugalho, M.N.

AU - Caldeira, M.C.

AU - Eisenhauer, Nico

AU - Eskelinen, Anu

AU - Fay, P.A.

AU - Haider, S.

AU - Jentsch, A.

AU - Kirkman, Kevin P.

AU - McCulley, Rebecca L.

AU - Peri, Pablo L.

AU - Price, J

AU - Richards, A.E.

AU - Risch, A.

AU - Roscher, Christiane

AU - Schütz, Martin

AU - Seabloom, Eric W.

AU - Standish, Rachel J.

AU - Stevens, Carly

AU - Tedder, m.j.

AU - Virtanen, R

AU - Spohn, M.J.

N1 - The final publication is available at Springer via http://dx.doi.org/10.1007/s11104-022-05498-y

PY - 2022/9/30

Y1 - 2022/9/30

N2 - Abstract : Background and aims: The amount of nitrogen (N) derived from symbiotic N2 fixation by legumes in grasslands might be affected by anthropogenic N and phosphorus (P) inputs, but the underlying mechanisms are not known. Methods: We evaluated symbiotic N2 fixation in 17 natural and semi-natural grasslands on four continents that are subjected to the same full-factorial N and P addition experiment, using the 15N natural abundance method. Results: N as well as combined N and P (NP) addition reduced aboveground legume biomass by 65% and 45%, respectively, compared to the control, whereas P addition had no significant impact. Addition of N and/or P had no significant effect on the symbiotic N2 fixation per unit legume biomass. In consequence, the amount of N fixed annually per grassland area was less than half in the N addition treatments compared to control and P addition, irrespective of whether the dominant legumes were annuals or perennials. Conclusion: Our results reveal that N addition mainly impacts symbiotic N2 fixation via reduced biomass of legumes rather than changes in N2 fixation per unit legume biomass. The results show that soil N enrichment by anthropogenic activities significantly reduces N2 fixation in grasslands, and these effects cannot be reversed by additional P amendment.

AB - Abstract : Background and aims: The amount of nitrogen (N) derived from symbiotic N2 fixation by legumes in grasslands might be affected by anthropogenic N and phosphorus (P) inputs, but the underlying mechanisms are not known. Methods: We evaluated symbiotic N2 fixation in 17 natural and semi-natural grasslands on four continents that are subjected to the same full-factorial N and P addition experiment, using the 15N natural abundance method. Results: N as well as combined N and P (NP) addition reduced aboveground legume biomass by 65% and 45%, respectively, compared to the control, whereas P addition had no significant impact. Addition of N and/or P had no significant effect on the symbiotic N2 fixation per unit legume biomass. In consequence, the amount of N fixed annually per grassland area was less than half in the N addition treatments compared to control and P addition, irrespective of whether the dominant legumes were annuals or perennials. Conclusion: Our results reveal that N addition mainly impacts symbiotic N2 fixation via reduced biomass of legumes rather than changes in N2 fixation per unit legume biomass. The results show that soil N enrichment by anthropogenic activities significantly reduces N2 fixation in grasslands, and these effects cannot be reversed by additional P amendment.

KW - Grasslands

KW - Legumes

KW - Nitrogen addition

KW - Nutrient Network (NutNet)

KW - Phosphorus addition

KW - 15N natural abundance method

U2 - 10.1007/s11104-022-05498-y

DO - 10.1007/s11104-022-05498-y

M3 - Journal article

VL - 478

SP - 689

EP - 707

JO - Plant and Soil

JF - Plant and Soil

SN - 0032-079X

IS - 1-2

ER -