Prior Temperature Influence on Cold Hardiness in Apple Rootstocks ‘M.9’, ‘G.41’, ‘G.935’ and V.6
Renae E. Moran1, Gennaro Fazio2, John A. Cline3 and Bryan J. Peterson1, (1)University of Maine, (2)USDA-ARS Plant Genetic Resources Unit, (3)Univ. of Guelph