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Research Article

Increasing Cropping System Diversity Balances Productivity, Profitability and Environmental Health

  • Adam S. Davis mail,

    adam.davis@ars.usda.gov

    Affiliation: United States Department of Agriculture/Agricultural Research Service, Global Change and Photosynthesis Research Unit, Urbana, Illinois, United States of America

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  • Jason D. Hill,

    Affiliation: Department of Bioproducts and Biosystems Engineering, University of Minnesota, St. Paul, Minnesota, United States of America

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  • Craig A. Chase,

    Affiliation: Leopold Center for Sustainable Agriculture, Iowa State University, Ames, Iowa, United States of America

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  • Ann M. Johanns,

    Affiliation: Department of Economics, Iowa State University Extension and Outreach, Osage, Iowa, United States of America

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  • Matt Liebman

    Affiliation: Department of Agronomy, Iowa State University, Ames, Iowa, United States of America

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  • Published: October 10, 2012
  • DOI: 10.1371/journal.pone.0047149

Reader Comments (6)

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Answers to frequently asked questions

Posted by asdavis1 on 16 Nov 2012 at 17:57 GMT

Dear readers,

Thank you for the many good questions you have asked about this study, both on the PLOS ONE website, and via email. Below is a link to a FAQ site set up by the Leopold Center at Iowa State University to provide the answers to these and other questions about the Marsden farm study.

http://www.leopold.iastat...

Regards,

Adam Davis

No competing interests declared.