Chilling accumulation in AA and EJ locations along the cold season. Chilling accumulation in AA (circles) and EJ (triangles) locations, according to Weinberger (white symbols) and Utah (black symbols) models. The discontinuous line is to interpolate the date with a chilling accumulation value of 500 CH/CU.
Romeu et al. BMC Plant Biology 2014 14:52 doi:10.1186/1471-2229-14-52