Symbiotic nitrogen-fixation and yield of soybean inoculated with acid-tolerant rhizobia strains following soil amendments under low soil pH conditions of Rwanda

NZEYIMANA, FELIX and ONWONGA, RICHARD N and AYUKE, FREDRICK O and CHEMINING’WA, GEORGE N and Nabahungu, NL and Sylvere, SN and Josiane, UKN