| Symbol | Description | Uses |
| zcrit | 3 |
| File | Line number | Procedure | Code |
| ./pkg/dic/DIC_BIOTIC.h | 14 | NO PROCEDURE |
& Kpo4, DOPfraction, zcrit, KRemin, |
| ./pkg/dic/DIC_BIOTIC.h | 38 | NO PROCEDURE |
_RL zcrit |
| ./pkg/dic/dic_biotic_param.F | 42 | DIC_BIOTIC_PARAM |
zcrit = 50.0 |