Pereira, A.J. and Pasa, M. da S. 2016. Yield performance of ’Royal Gala’ and ’Fuji’ apple trees subjected to different planting densities and rootstocks. Pesquisa Agropecuaria Brasileira. 51, 4 (Jul. 2016), 348–356. DOI:https://doi.org/10.1590/S1678-3921.pab2016.v51.22114.