and a non-inoculated control and three levels of nitrogen fertilizer (0, 33, and100 kg N ha_1) were used. Plants inoculated with the PGPR together with 1/3 of the normal rate (33 kg N ha_1) gave the highest storage root dry weight compared to non-inoculated control plants. Inoculation also increased the concentrations of N, P, and K in shoots and storage root