USEFOR 'Continuity' 'Continuity'
USEFOR 'Bulkvolume' 'Bulkvolume'
USEFOR 'TEST' 'VREEMD'
USEFOR 'CL' 'CL'
USEFOR 'IM1' 'IM1'
USEFOR 'IM2' 'IM2'
USEFOR 'OXY' 'OXY'
USEFOR 'NH4' 'NH4'
USEFOR 'NO3' 'NO3'
USEFOR 'PO4' 'PO4'
USEFOR 'AAP' 'PAP' + 'AAP'
USEFOR 'VIVP' 'VIVP'
USEFOR 'APATP' 'APATP'
USEFOR 'Si' 'Si'
USEFOR 'Opal' 'DetSi' + 'OOSi'
USEFOR 'SO4' 'CL' * 0.33
USEFOR 'SUD' 'SUD'
USEFOR 'SUP' 'SUP'
USEFOR 'CH4' 'CH4'

USEFOR 'POC1' 'DetC' * 0.2    + 'OOC' * 0.0 + 'BODC' * 0.2  	; ff1=0.2 and fs1=0.0 in 'DetC' * ff1 + 'OOC' * fs1 + 'BODC' * ff1
USEFOR 'POC2' 'DetC' * 0.6    + 'OOC' * 0.0 + 'BODC' * 0.6  	; ff2=0.6 and fs2=0.0 in 'DetC' * ff2 + 'OOC' * fs2 + 'BODC' * ff2
USEFOR 'POC3' 'DetC' * 0.2    + 'OOC' * 0.0 + 'BODC' * 0.2  	; ff3=0.2 and fs3=0.0 in 'DetC' * ff3 + 'OOC' * fs3 + 'BODC' * ff3
USEFOR 'POC4' 'DetC' * 0.0    + 'OOC' * 0.0 + 'BODC' * 0.0  	; ff3=0.0 and fs3=0.0 in 'DetC' * ff3 + 'OOC' * fs3 + 'BODC' * ff3
USEFOR 'DOC'  'DisHum' * 0.75 + 'OOC' * 1.0		 	; Dishum is presumably mgC/L, in brooks, lovink and rwzh equal to 5 mgC/L, is lower winter conc. of DOC in Lake Veluwe
USEFOR 'PON1' 'DetN' * 0.25   + 'OON' * 0.2                 	; DetN is too high compared to DetC for Lovink, Hierdense Beek and rwzh 
USEFOR 'PON2' 'DetN' * 0.6    + 'OON' * 0.2                 	; 
USEFOR 'PON3' 'DetN' * 0.15   + 'OON' * 0.1                 	; 
USEFOR 'PON4' 'DetN' * 0.0    + 'OON' * 0.0                 	; 
USEFOR 'DON'  'DisHum' * 0.0  + 'OON' * 0.5		 	; no coupling to Dishum in order not to violate t-N, OON too high compared to OOC for Lovink and rwoh 
USEFOR 'POP1' 'DetP' * 0.12   + 'OOP' * 0.0                 	; DetP is too high compared to DetC for Lovink, too low for rwzh and rwoh
USEFOR 'POP2' 'DetP' * 0.37   + 'OOP' * 0.0                 	; 
USEFOR 'POP3' 'DetP' * 0.11   + 'OOP' * 0.0                 	;          
USEFOR 'POP4' 'DetP' * 0.0    + 'OOP' * 0.0                 	;          
USEFOR 'DOP'  'DisHum' * 0.0  + 'OOP' * 1.0 + 'DetP' * 0.4 	; no coupling to Dishum in order not to violate t-P, OOP is zero for brooks and rwoh 
USEFOR 'POS1' 'DetP' * 0.085  + 'OOP' * 0.0                 	; 
USEFOR 'POS2' 'DetP' * 0.26   + 'OOP' * 0.0                 	; 
USEFOR 'POS3' 'DetP' * 0.08   + 'OOP' * 0.0                 	;          
USEFOR 'POS4' 'DetP' * 0.0    + 'OOP' * 0.0                 	;          
USEFOR 'DOS'  'DisHum' * 0.0  + 'OOP' * 0.7 + 'DetP' * 0.28 	;  

USEFOR 'FDIATOMS_E' 'FDIATOMS_E'
USEFOR 'FDIATOMS_P' 'FDIATOMS_N'
USEFOR 'GREENS_E' 'GREENS_E'
USEFOR 'GREENS_N' 'GREENS_N'
USEFOR 'GREENS_P' 'GREENS_P'
USEFOR 'OSCILAT_E' 'OSCILAT_E'
USEFOR 'OSCILAT_N' 'OSCILAT_N'
USEFOR 'OSCILAT_P' 'OSCILAT_P'
USEFOR 'APHANIZO_E' 'APHANIZO_E'
USEFOR 'APHANIZO_N' 'APHANIZO_N'
USEFOR 'APHANIZO_P' 'APHANIZO_P'
USEFOR 'MICROCYS_E' 'MICROCYS_E'
USEFOR 'MICROCYS_N' 'MICROCYS_N'
USEFOR 'MICROCYS_P' 'MICROCYS_P'
USEFOR 'MPB2psam' 'MPB2psam'

;  POC/N/P/4, POS1-4, DOS and MPB2psam currently not modelled