NERC Centre for Population biology - The Ecotron Soil Biodiversity and Ecosystem Process Experiment

Scottish Crop Research Institute, Invergowrie, Dundee, Scotland

Soil biodiversity and Ecosystem Functioning Lab, Colorado State University

Tropical Soil Biology and Fertility Institute of CIAT

CSIRO (Commonwealth Scientific and Industrial Research Organization), Australia

University of Nairobi, Kenya

CSIC (Consejo Superior de Investigaciones Científicas), Spain

CABI Commonwealth Agricultural Bureau International

People, Land Management and Environmental Change (PLEC) Project (UN)

The Rodale Institute, UK

Biodiversité et Fonctionnement du Sol (Institut de Recherche pour le Développement, IRD, France)