Table 6. The top ten most productive institutions (left) and countries (right). The publications are distributed according to the institutions and countries of the lead author. For 121 publications, this information was not available.

RankInstitutionNumber of
CountryNumber of
1Stockholm University103USA1461
2University of East Anglia92UK461
3University of Wisconsin85Canada393
5University of British Columbia71Netherlands182
6Wageningen University55Sweden177
7University of Florida52Germany150
8University of Colorado48France95
9Vrije Universiteit Amsterdam48South Africa93
10Arizona State University46India63