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- [6] Improvement of cowpea productivity by rhizobial and mycorrhizal inoculation in Burkina Faso Symbiosis, 2018, 74 : 107 - 120
- [8] Response of cowpea to inoculation with strains of Bradyrhizobium spp. and to nitrogen fertilizer under protected cultivation NATIVA, 2019, 7 (04): : 336 - 342