%0 Journal Article %T Experiments Are Necessary in Process-Based Tree Phenology Modelling %J - %D 2019 %R https://doi.org/10.1016/j.tplants.2018.11.006 %X Studies addressing spring phenology of trees are increasingly topical because of the ongoing climate change %U https://www.cell.com/trends/plant-science/fulltext/S1360-1385(18)30268-1