1. School of Environment and Natural Resources The Ohio State Univ. Columbus OH 43210 USA
2. Dep. of Microbiology The Ohio State Univ. Columbus OH 43210 USA
3. Dep. of Plant Pathology The Ohio State Univ., OARDC Wooster OH 49641 USA
4. ENSA Univ. of Thies Thies Senegal
5. Laboratoire Mixte International Intensification Écologique des Sols Cultivés en Afrique de l'Ouest (IESOL) Dakar Sénégal
6. Eco&Sols, Univ. de Montpellier, IRD, CIRAD, INRAE, Institut Agro Montpellier France
7. The Center of Microbiome Science The Ohio State Univ. Columbus OH 43210 USA