1. Université catholique de Louvain Earth and Life Institute, soil science 1348 Louvain‐la‐Neuve Belgium
2. University of Namur Department of Geology, NaGRIDD 5000 Namur Belgium
3. Institut Polytechnique LaSalle Beauvais HydrISE rue Pierre Waguet 19 60026 Beauvais Cedex France
4. University of Liege BIOSE department Gembloux Agro‐Bio Tech 5030 Gembloux Belgium