SAMN02470709 AHAM SRS595870 Sample from Mesorhizobium alhagi CCNWXJ12-2 NCBI Generic Generic.1.0 CCNWXJ12-2 Alhagi sparsifolia symbiotic root nodules on Alhagi sparsifolia from desert of northwest China China type strain of Mesorhizobium alhagi 75087