Moreno-Chirinos ZE, Valdez-Núñez RA, Soriano-Bernilla BS, Ruesta-Campoverde NA. Nodulation efficiency by native rhizobia from nodules of Pisum sativum "pea" collected from different Departments of Peru. Sci. agropecu. 2016;7:165-172. doi:10.17268/sci.agropecu.2016.03.02