Barroetaveña, Carolina, Daniel Baltasar Martínez, and Mario Rajchenberg. 2007. “Influence of the Fertilization Regime and the Time of Inoculum Application in the Mycorrhization Rate of Pinus Ponderosa in Nursery”. BOSQUE 28 (3):226-33. https://doi.org/10.4067/s0717-92002007000300007.