Links Humusvormen

The European Humus Research Group

• The European Humus Research Group

België

• Gent University, Lab. Soil Science

Duitsland

• Bundesanstalt für Geowissenschaften und Rohstoffe (BGR)
• Geologischer Dienst NRD

Frankrijk

• Ecole National du Génie Rural de Eaux et des Forêts
• Cemagref

Italië

• Centro di Ecologia Alpina
• Università degli Studi di Padova

Nederland

• Alterra Green World Research
• University of Amsterdam, Faculty of Science

Oostenrijk

• University of Natural Resources and Applied Life Sciences, Vienna, Universtat fur Bodenkultur Wien (BOKU)
• Institute of Forest Ecology, Federal Forest Research Centre, Vienna

Tsjechië

• Mendel University of Agriculture and Forestry, Brno