Changes between Version 50 and Version 51 of Documentation/TrunkFunctionality4


Ignore:
Timestamp:
2020-06-01T14:44:25+02:00 (4 years ago)
Author:
luyssaert
Comment:

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  • Documentation/TrunkFunctionality4

    v50 v51  
    167167 
    168168=== Forced clear cut (r6614) === 
    169 '''OK_CLEARCUT''' is a flag used to force ORCHIDEE trunk 4 to clearcut a forest after one year of simulation. This flag is set to TRUE in order to start a new stand at the beginning of the FIN step in ENSEMBLE runs. It helps us to control the stand age at the end of the HIST step. If you want to use this flag for other purposes, do not forget that a clearcut means that the majority of the living biomass is removed (circ_class_biomass for sapwood and heartwood), but the other pools are transferred in the litter pool (leaf, branches, fruit, fine root). Note that if '''OK_CLEARCUT''' is used, the model will clearcut at the end of every year in that run. The typical set-up should be: 300 years of spin-up with '''OK_CLEARCUT''' set to FALSE, 1 year with '''OK_CLEARCUT''' set to TRUE, a simulation with the length similar to the age of the forest with '''OK_CLEARCUT''' set to FALSE.  
     169'''FORCED_CLEAR_CUT''' is a flag used to force ORCHIDEE trunk 4 to clearcut a forest after one year of simulation. This flag is set to TRUE in order to start a new stand at the beginning of the FIN step in ENSEMBLE runs. It helps us to control the stand age at the end of the HIST step. If you want to use this flag for other purposes, do not forget that a clearcut means that the majority of the living biomass is removed (circ_class_biomass for sapwood and heartwood), but the other pools are transferred in the litter pool (leaf, branches, fruit, fine root). Note that if '''FORCED_CLEAR_CUT''' is used, the model will clearcut at the end of every year in that run. The typical set-up should be: 300 years of spin-up with '''FORCED_CLEAR_CUT''' set to FALSE, 1 year with '''FORCED_CLEAR_CUT''' set to TRUE, a simulation with the length similar to the age of the forest with '''FORCED_CLEAR_CUT''' set to FALSE.  
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