Research Article

Increasing Cropping System Diversity Balances Productivity, Profitability and Environmental Health

  • Adam S. Davis mail,

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

  • Jason D. Hill,

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

  • Craig A. Chase,

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

  • Ann M. Johanns,

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

  • Matt Liebman

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

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

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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.



Adam Davis

No competing interests declared.