González, Álvaro Benavides, et al. “INCORPORATION OF GREEN MANURE AND BIOFERTILIZERS IN THE ORGANIC PRODUCTION OF STRAWBERRIES (<i> Fragaria< i> Spp.) BRITGET VARIETY IN LAS SABANAS, MADRIZ”. La Calera, vol. 9, no. 13, Aug. 2010, pp. 44-49, doi:10.5377/calera.v9i13.16.