Scheper, R., Walter, M., Fisher, B., Johnston, S., Curnow, T., Amponsah, N., Alspach, P. and Hedderley, D. 2017. Resistance of apple and pear rootstocks to <i>Neonectria ditissima</i> and their effect on scion susceptibility. New Zealand Plant Protection. 70, (Jul. 2017), 324. DOI:https://doi.org/10.30843/nzpp.2017.70.92.