Installation & setup | Required data structure | Calculation | Results | Oak phenology | L1 - hatch | OPM - stages | Ppa/biocide application period | Mortality | Presentation of local PHENTHAUproc | Presentation of regional PHENTHAUproc | Stages | Examples | Example: Phenology of Quercus robur at Freiburg (FVA) in 2020 | Example: Hatch at Freiburg (FVA) in 2020 | Example: Implementation with leaflet