1. University of Sydney
2. Ohio State University
3. University of Western Australia
4. Agriculture and Agri-Food Canada
5. CSIRO
6. University of Wyoming
7. Colorado State University
8. James Cook University
9. Wageningen University
10. AgroParisTech
11. Iowa State University
12. Rothamsted Research
13. University of Florida
14. US Department of Agriculture
15. Argonne National Laboratory
16. Cornell University
17. Institute for Advanced Sustainability Studies; Potsdam
18. Texas A&M University
19. Kansas State University
20. Landcare Research New Zealand
21. University of New England
22. University of Natural Resources and Life Sciences Vienna