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82 | mEnvYear = 0.; |
82 | mEnvYear = 0.; |
83 | }
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83 | }
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84 | 84 | ||
85 | /** calculate the stand-level NPP
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85 | /** calculate the stand-level NPP
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86 | @ingroup core
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86 | @ingroup core
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87 | Standlevel (i.e |
87 | Standlevel (i.e ResourceUnit-level) production (NPP) following the 3PG approach from Landsberg and Waring.
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88 | @sa http://iland.boku.ac.at/primary+production */
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88 | @sa http://iland.boku.ac.at/primary+production */
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89 | double Production3PG::calculate() |
89 | double Production3PG::calculate() |
90 | {
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90 | {
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91 | Q_ASSERT(mResponse!=0); |
91 | Q_ASSERT(mResponse!=0); |
92 | // Radiation: sum over all days of each month with foliage
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92 | // Radiation: sum over all days of each month with foliage
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