method_vonWilpert {vegperiod}R Documentation

Vegetation End Method "vonWilpert"

Description

The method vonWilpert is based on von Wilpert (1990). It was originally developed for "Picea abies" in the Black Forest but is commonly used for all tree species throughout Germany. As usual, the rules regarding the soilmatrix are neglected in this implementation.

Calculations

Orthodox are 3 criteria: short day, temperature and drought criterion we consider -as usual- only short day and temperature citerion

Temperature criterion:

Short day criterion

References

von Wilpert, K. (1990) Die Jahrringstruktur von Fichten in Abhängigkeit vom Bodenwasserhaushalt auf Pseudogley und Parabraunerde: Ein Methodenkonzept zur Erfassung standortsspezifischer Wasserstreßdispostion. Freiburger Bodenkundliche Abhandlungen. Pages 106–108.


[Package vegperiod version 0.4.0 Index]