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Research Article

Molybdenum and Phosphorus Interact to Constrain Asymbiotic Nitrogen Fixation in Tropical Forests

  • Nina Wurzburger,

    Affiliations: Department of Ecology and Evolutionary Biology, Princeton University, Princeton, New Jersey, United States of America, Smithsonian Tropical Research Institute, Balboa, Ancón, Republic of Panama

    Current address: Odum School of Ecology, University of Georgia, Athens, Georgia, United States of America

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  • Jean Philippe Bellenger,

    Affiliation: Department of Geosciences, Princeton University, Princeton, New Jersey, United States of America

    Current address: Département de Chimie, Université de Sherbrooke, Sherbrooke, Quebec, Canada

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  • Anne M. L. Kraepiel,

    Affiliation: Department of Chemistry, Princeton University, Princeton, New Jersey, United States of America

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  • Lars O. Hedin mail

    lhedin@princeton.edu

    Affiliation: Department of Ecology and Evolutionary Biology, Princeton University, Princeton, New Jersey, United States of America

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  • Published: March 21, 2012
  • DOI: 10.1371/journal.pone.0033710

About the Authors

Nina Wurzburger, Lars O. Hedin
Department of Ecology and Evolutionary Biology, Princeton University, Princeton, New Jersey, United States of America
Nina Wurzburger
Smithsonian Tropical Research Institute, Balboa, Ancón, Republic of Panama
Jean Philippe Bellenger
Department of Geosciences, Princeton University, Princeton, New Jersey, United States of America
Anne M. L. Kraepiel
Department of Chemistry, Princeton University, Princeton, New Jersey, United States of America

Corresponding Author

Email: lhedin@princeton.edu

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: NW JPB AMLK LOH. Performed the experiments: NW JPB. Analyzed the data: NW LOH. Contributed reagents/materials/analysis tools: NW JPB AMLK. Wrote the paper: NW LOH.