2003. Early Performance of ’Cortland,’ ’Macoun,’ ’Mclntosh,’ and ’Pioneer Mac’ Apple Trees on Various Rootstocks in Maine, Massachusetts, and Nova Scotia. Journal of the American Pomological Society. 57, 1 (Jan. 2003), 7–14. DOI:https://doi.org/10.71318/apom.2003.57.1.7.