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19 | */
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19 | */
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20 | void Phenology::calculate() |
20 | void Phenology::calculate() |
21 | {
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21 | {
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22 | if (id()==0) { |
22 | if (id()==0) { |
23 | // for needles: just calculate the chilling requirement for the establishment
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23 | // for needles: just calculate the chilling requirement for the establishment
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24 | calculateChillDays(200); // todo: *change* |
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- | 24 | // i.e.: use the "bottom line" of 10.5 hrs daylength for the end of the vegetation season
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- | 25 | calculateChillDays(mClimate->sun().dayShorter10_5hrs()); |
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25 | return; |
26 | return; |
26 | }
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27 | }
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27 | const ClimateDay *end = mClimate->end(); |
28 | const ClimateDay *end = mClimate->end(); |
28 | double vpd,temp,daylength; |
29 | double vpd,temp,daylength; |
29 | double gsi; // combined factor of effect of vpd, temperature and day length |
30 | double gsi; // combined factor of effect of vpd, temperature and day length |