Comparative response of Pisum sativum nodulated with indigenous soil Rhizobium populations and/or co-inoculated with a Rhizobium leguminosarum strain, 2: Nodulation, competition for nodulation, plant biomass and nitrogen accumulation

age biomasa biomass biomasse edad fixation de l'azote inoculation inoculation methods nitrogen content nitrogen fixation nudosidades radiculares ph pisum sativum rhizobium root nodulation root nodules soil sol suelo teneur en azote