title: A simple method to evaluate the number of bradyrhizobia on soybean seeds and its implication on inoculant quality control.
authors: Laboratorio de Fisiología Vegetal, Universidad Nacional de Rio Cuarto, Córdoba, Argentina. fcassan@exa.unrc.edu.ar.
authors: Claudio
authors: C
authors: Penna
authors: Rosana
authors: R
authors: Massa
authors: Florencia
authors: F
authors: Olivieri
authors: Gabriel
authors: G
authors: Gutkind
authors: Fabricio
authors: F
authors: Cassán