Table 2. Trunk cross-sectional area of ‘Honeycrisp‘ apple trees on B.9, M.9, G.969, CG.4292, G.210, G.87, CG.5257, G.814, and G.890 rootstocks measured in 2018 and 2019. Different letters indicate significance differences among means determined using a Tukey‘s mean separation test (α=0.05).