Silvestri, Nicola, Vittoria Giannini, and Daniele Antichi. 2018. “Intercropping Cover Crops With a Poplar Short Rotation Coppice: Effects on Nutrient Uptake and Biomass Production”. Italian Journal of Agronomy 13 (2):126-33. https://doi.org/10.4081/ija.2018.934.