1. CEFE; CNRS; Univ. Montpellier; Univ Paul Valéry Montpellier 3; EPHE, IRD; Montpellier France
2. LEPSE; Univ Montpellier; INRA; SupAgro Montpellier; Montpellier France
3. CEFE; Montpellier SupAgro; CNRS; Univ. Montpellier; Univ Paul Valéry Montpellier 3; EPHE, IRD; Montpellier France
4. AGAP; Univ Montpellier; CIRAD; INRA; Montpellier SupAgro; Montpellier France