Lordan, Jaume, Pere Vilardell, Estanis Torres, Simó Alegre, and Luis Asín. 2019. “Use of Root Pruning, Paclobutrazol, and Prohexadione-Ca Combination Strategies to Control Growth and Improve Productivity on Pear Trees”. Spanish Journal of Agricultural Research 17 (2), e0902. https://doi.org/10.5424/sjar/2019172-14579.