1. Laboratory of Soil Sciences, School of Plant Production, Faculty of Agricultural Sciences, University of Abomey-Calavi, Cotonou, Benin
2. Laboratory of Biomathematics and Forests Estimations, Faculty of Agronomic Sciences, University of Abomey-Calavi, Cotonou, Benin
3. Laboratory of Applied Biology Research and Study, Polytechnic School of Abomey-Calavi, Department of Environmental Engineering, University of Abomey-Calavi, Cotonou, Benin
4. Laboratory of Soil Science, Water, and Environment, Research Agricultural Center of Agonkanmey, National Institute of Agronomic Research of Benin, Cotonou, Benin