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BS_GROSUB.for
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!======================================================================
! BS_GROSUB, Subroutine
!
! Sugarbeet growth routine
!----------------------------------------------------------------------
! Revision history
!
! Written
! 04/15/2015 Model developed by Mohammad J Anar based on CERES beet model developed by Leviel et al. (2000)
!
!----------------------------------------------------------------------
!
! Called : Sugarbeet
!
! Calls : NFACTO NUPTAK
!----------------------------------------------------------------------
SUBROUTINE BS_GROSUB (DYNAMIC, ISWITCH,
& ASMDOT, CDAY, CO2, DLAYR, DS, DTT, EOP, FILEIO, !Input
& FracRts, ISTAGE, KG2PPM, LL, NLAYR, NH4, NO3, P3, !Input
& PLTPOP, PPLTD, RLV, RTDEP, RUE, SAT, SeedFrac, !Input
& SHF, SLPF, SPi_AVAIL, SRAD, STGDOY, SUMDTT, SW, !Input
& SWIDOT, TLNO, TMAX, TMIN, TRWUP, TSEN, VegFrac, !Input
& WLIDOT, WRIDOT, WSIDOT, XNTI, XSTAGE, !Input
& YRDOY, YRPLT, SKi_Avail, !Input
& EARS, GPP, MDATE, !I/O
& AGEFAC, APTNUP, AREALF, CANHT, CANNAA, CANWAA, !Output
& CANWH, CARBO, GNUP, GPSM, GRNWT, GRORT, HI, HIP, !Output
& LEAFNO, NSTRES, PCNGRN, PCNL, PCNRT, PCNST, !Output
& PCNVEG, PHINT, PODNO, PConc_Root, PConc_Seed, !Output
& PConc_Shel, PConc_Shut, PODWT, PORMIN, PSTRES1, !Output
& PSTRES2, PTF, PUptake, RLWR, ROOTN, RSTAGE, RTWT, !Output
& RTWTO, RWUMX, SATFAC, SDWT, SEEDNO, SENESCE, !Output
& SHELPC, SI1, SI3, SKERWT, SLA, STMWTO, STOVER, !Output
& STOVN, STOVWT, SUMP, SWFAC, TOPWT, TURFAC, UNH4, !Output
& UNO3, VSTAGE, WTLF, WTNCAN, WTNLF, WTNSD, WTNST, !Output
& WTNUP, WTNVEG, XGNP, XHLAI, XLAI, XN, YIELD) !Output
USE ModuleDefs
USE Interface_SenLig_Ceres
IMPLICIT NONE
SAVE
!----------------------------------------------------------------------
! Variable Declaration
!----------------------------------------------------------------------
REAL AGEFAC
REAL APTNUP
REAL AREALF
REAL ASGDD
REAL ASMDOT
REAL BIOMAS
REAL BSGDD
CHARACTER*80 C80
REAL CANHT
!**
REAL CANHT_POT !added 26May04 RS
!**
REAL CANNAA
REAL CANWAA
REAL CANWH
REAL CARBO
REAL CARBOT
INTEGER CDAY
INTEGER CMAT
REAL CNSD1
REAL CNSD2
REAL CPSD1
REAL CPSD2
REAL CUMPH
REAL CO2X(10)
REAL CO2Y(10)
REAL CO2
REAL CSD1
REAL CSD2
REAL CUMDTTEG
REAL CURV
REAL DLAYR(NL)
REAL DS(NL)
! REAL DM
INTEGER DOY
REAL DTT
REAL DUMMY
INTEGER DYNAMIC
REAL EARS
REAL EARWT
CHARACTER*6 ECONO
INTEGER EMAT
REAL EOP
REAL EP1
INTEGER ERR
CHARACTER*6 ERRKEY
PARAMETER (ERRKEY='BS_GRO')
CHARACTER*30 FILEIO
CHARACTER*12 FILEC
CHARACTER*92 FILECC
CHARACTER*12 FILES
CHARACTER*12 FILEE
INTEGER FOUND
REAL FSLFW
REAL FSLFN
REAL G2
REAL G3
REAL GNP
REAL GNUP
REAL GPP
REAL GPSM
REAL GRAINN
REAL GRF
REAL GRNWT
REAL GROEAR
REAL GROGRN
REAL GROLF
REAL GRORT
REAL GROSTM
REAL HI
REAL HIP
INTEGER ICOLD
INTEGER ICSDUR
CHARACTER IDETO*1
REAL IPAR
INTEGER ISECT
INTEGER ISTAGE
CHARACTER*1 ISWNIT
CHARACTER*1 ISWWAT
CHARACTER*1 ISWPOT
! REAL K1
REAL KG2PPM(NL)
INTEGER L
REAL LAI
REAL LAIDOT
INTEGER LEAFNO
REAL LEAFNOE
REAL CumLeafSenes !today's cumul. leaf senescence
REAL CumLeafSenesY !yesterday's cumul. leaf senescence
REAL CumLfNSenes !cumul. N loss in senesced leaves
INTEGER LINC
REAL LFWT
REAL LFWTE
REAL LIFAC
REAL LL(NL)
INTEGER LNUM
INTEGER LUNCRP
INTEGER LUNIO
INTEGER MDATE
REAL MAXLAI
REAL NDEF3
REAL NFAC
REAL NH4(NL)
INTEGER NLAYR
REAL NO3(NL)
INTEGER NOUTDO
REAL NPOOL
REAL NPOOL1
REAL NPOOL2
REAL NSDR
REAL NSINK
REAL NSTRES
INTEGER NWSD
REAL P1
REAL P2
REAL P3
REAL P5
REAL PAR
REAL PARSR
CHARACTER*80 PATHCR
CHARACTER*80 PATHSR
CHARACTER*80 PATHER
REAL PC
REAL PCARB
REAL PCNGRN
REAL PCNL
REAL PCNRT
REAL PCNSD
REAL PCNVEG
REAL PCNST
REAL PCO2
REAL PDWI
REAL PRFTC(4)
REAL SLPF
REAL PGRORT
REAL PHINT
REAL PLA
REAL PLAE
REAL PLAG
REAL PLAS
REAL PLTPOP
REAL PODNO
REAL PODWT
REAL PORMIN
REAL PPLTD
REAL PRFT
REAL PTF
REAL RANC
REAL RANCE
REAL RCNP
REAL RGFILL
REAL RGFIL(4)
REAL RLV(NL)
REAL RLWR
REAL RMNC
REAL RNLAB
REAL RNOUT
REAL ROOTN
REAL RSGR
REAL RSGRT
INTEGER RSTAGE
REAL RTDEP
REAL RTWT
REAL RTWTE
REAL RTWTO
REAL RUE
REAL RWUEP1
REAL ROWSPC
REAL RWUMX
REAL SAT(NL)
REAL SATFAC
REAL SDSZ
REAL SDWT
CHARACTER*6 SECTION
REAL SEEDNO
REAL SEEDRV
REAL SEEDRVE
REAL SENLA !, SENLAY
REAL SFAC
REAL SHF(NL)
REAL SHELPC
REAL SI1(6)
REAL SI2(6)
REAL SI3(6)
REAL SI4(6)
REAL SI5(6)
REAL SI6(6)
REAL SKERWT
REAL SLAN
REAL SLA
REAL SLFC
REAL SLFN
REAL SLFT
REAL SLFW
REAL SRAD
INTEGER STGDOY(20)
REAL Stg2CLS
REAL STMWTO
REAL STMWT
REAL STMWTE
REAL STOVER
REAL STOVN
REAL STOVWT
REAL SUMDTT
REAL SUMEX
REAL SUMP
REAL SUMRL
REAL FracRts(NL)
REAL SW(NL)
REAL SWEXF
REAL SWFAC
REAL SWIDOT
REAL SWMAX
REAL SWMIN
REAL TABEX
REAL TANC
REAL TANCE
REAL TAVGD
REAL TCNP
REAL TEMPM
REAL TFAC
REAL TI
REAL TLNO
REAL TMAX
REAL TMNC
REAL TNLAB
REAL TMIN
REAL TOPWT
REAL TOTNUP
REAL TRNU
REAL TRWUP
REAL TSEN
REAL TSS(NL)
REAL TURFAC
REAL UNH4(NL)
REAL UNO3(NL)
REAL VMNC
REAL VANC
CHARACTER*6 VARNO
CHARACTER*16 VRNAME
REAL VSTAGE
REAL WLIDOT
REAL WRIDOT
REAL WSIDOT
REAL WTLF
REAL WTNCAN
REAL WTNLF
REAL WTNSD
REAL WTNST
REAL WTNUP
REAL WTNVEG
REAL XANC
REAL XLAI
REAL XHLAI
REAL XLFWT
REAL XGNP
REAL XN
REAL XNF
REAL XNTI
REAL XSTAGE
REAL YIELD
REAL YIELDB
INTEGER YR, YRDOY
! Added to send messages to WARNING.OUT
CHARACTER*78 MESSAGE(10)
! CHP added for P model 9/5/2004
CHARACTER*1 ISWPHO
INTEGER YRPLT
REAL SPi_AVAIL(NL), PUptake(NL) !, RWU(NL)
! REAL SPi_Labile(NL)
REAL FSLFP, PStres1
REAL PStres2, SeedFrac, VegFrac, SLFP
REAL PConc_Shut, PConc_Root, PConc_Shel, PConc_Seed
! REAL CPSD1, CPSD2, SI5(6), SI6(6)
! real PCPVEG, N2P !P conc in veg., N:P ratio
! Transfer mass from stem to ear -- need to transfer P also
REAL Stem2Ear
! Added 04/19/07 US/CHP - Optional species coefficients for N conc
REAL CTCNP1, CTCNP2
! K model
REAL, DIMENSION(NL) :: SKi_Avail
TYPE (ResidueType) SENESCE
TYPE (SwitchType) ISWITCH
!----------------------------------------------------------------------
! CHP 3/31/2006
! Proportion of lignin in STOVER and Roots
REAL PLIGLF, PLIGRT
!----------------------------------------------------------------------
! DYNAMIC = RUNINIT
!----------------------------------------------------------------------
IF(DYNAMIC.EQ.RUNINIT.OR.DYNAMIC.EQ.SEASINIT) THEN
CALL GETLUN('OUTO', NOUTDO)
ISWNIT = ISWITCH % ISWNIT
ISWPOT = ISWITCH % ISWPOT
! ISWPHO = ISWITCH % ISWPHO
ISWWAT = ISWITCH % ISWWAT
IDETO = ISWITCH % IDETO
!-------------------------------------------------------
! Read input file name (ie. DSSAT45.INP) and path
!-------------------------------------------------------
CALL GETLUN('FILEIO', LUNIO)
OPEN (LUNIO, FILE = FILEIO,STATUS = 'OLD',IOSTAT=ERR)
IF (ERR .NE. 0) CALL ERROR(ERRKEY,ERR,FILEIO,0)
REWIND (LUNIO)
READ(LUNIO,50,IOSTAT=ERR) FILES, PATHSR; LNUM = 7
50 FORMAT(//////,15X,A12,1X,A80)
IF (ERR .NE. 0) CALL ERROR(ERRKEY,ERR,FILEIO,LNUM)
READ(LUNIO,51,IOSTAT=ERR) FILEE, PATHER; LNUM = LNUM + 1
IF (ERR .NE. 0) CALL ERROR(ERRKEY,ERR,FILEIO,LNUM)
READ(LUNIO,51,IOSTAT=ERR) FILEC, PATHCR; LNUM = LNUM + 1
IF (ERR .NE. 0) CALL ERROR(ERRKEY,ERR,FILEIO,LNUM)
51 FORMAT(15X,A12,1X,A80)
!------------------------------------------------------
! Read Planting Details Section
!------------------------------------------------------
SECTION = '*PLANT'
CALL FIND(LUNIO, SECTION, LINC, FOUND) ; LNUM = LNUM + LINC
IF (FOUND .EQ. 0) THEN
CALL ERROR(SECTION, 42, FILEIO, LNUM)
ELSE
READ(LUNIO,60,IOSTAT=ERR) PLTPOP,ROWSPC ; LNUM = LNUM + 1
60 FORMAT(25X,F5.2,13X,F5.2,7X,F5.2)
IF (ERR .NE. 0) CALL ERROR(ERRKEY,ERR,FILEIO,LNUM)
ENDIF
! -----------------------------------------------------------------
! Read crop cultivar coefficients
! -----------------------------------------------------------------
SECTION = '*CULTI'
CALL FIND(LUNIO, SECTION, LINC, FOUND) ; LNUM = LNUM + LINC
IF (FOUND .EQ. 0) THEN
CALL ERROR(SECTION, 42, FILEIO, LNUM)
ELSE
READ (LUNIO,1800,IOSTAT=ERR) VARNO,VRNAME,ECONO,
% P1,P2,P5,G2,G3,PHINT
!CHP 1800 FORMAT (A6,1X,A16,1X,A6,1X,F6.1,F6.3,2(F6.1),2(F6.2))
1800 FORMAT (A6,1X,A16,1X,A6,1X,6F6.0)
IF (ERR .NE. 0) CALL ERROR(ERRKEY,ERR,FILEIO,LNUM)
ENDIF
CLOSE(LUNIO)
! ************************************************************
! ************************************************************
!
! READ SPECIES FILE
! ************************************************************
! ************************************************************
FILECC = TRIM(PATHSR) // FILES
CALL GETLUN('FILEC', LUNCRP)
OPEN (LUNCRP,FILE = FILECC, STATUS = 'OLD',IOSTAT=ERR)
IF (ERR .NE. 0) CALL ERROR(ERRKEY,ERR,FILECC,0)
!----------------------------------------------------------------
! Find and Read TEMPERATURE Section
!----------------------------------------------------------------
SECTION = '*TEMPE'
CALL FIND(LUNCRP, SECTION, LNUM, FOUND)
IF (FOUND .EQ. 0) THEN
CALL ERROR(SECTION, 42, FILECC, LNUM)
ELSE
CALL IGNORE(LUNCRP,LNUM,ISECT,C80)
READ(C80,'(7X,4(1X,F5.2))',IOSTAT=ERR)
& PRFTC(1),PRFTC(2),PRFTC(3),PRFTC(4)
IF (ERR .NE. 0) CALL ERROR(ERRKEY,ERR,FILECC,LNUM)
CALL IGNORE(LUNCRP,LNUM,ISECT,C80)
READ(C80,'(7X,4(1X,F5.2))',IOSTAT=ERR) RGFIL(1),
& RGFIL(2),RGFIL(3),RGFIL(4)
IF (ERR .NE. 0) CALL ERROR(ERRKEY,ERR,FILECC,LNUM)
ENDIF
REWIND(LUNCRP)
!---------------------------------------------------------------
! Find and Read PHOTOSYNTHESIS section
!---------------------------------------------------------------
SECTION = '*PHOTO'
CALL FIND(LUNCRP, SECTION, LNUM, FOUND)
IF (FOUND .EQ. 0) THEN
CALL ERROR(SECTION, 42, FILECC, LNUM)
ELSE
CALL IGNORE(LUNCRP,LNUM,ISECT,C80)
READ(C80,'(8X,F6.3)',IOSTAT=ERR) PARSR
IF (ERR .NE. 0) CALL ERROR(ERRKEY,ERR,FILECC,LNUM)
CALL IGNORE(LUNCRP,LNUM,ISECT,C80)
READ(C80,'(7X,10(1X,F5.0))',IOSTAT=ERR) CO2X(1),CO2X(2),
& CO2X(3), CO2X(4),CO2X(5), CO2X(6),CO2X(7),CO2X(8),
& CO2X(9),CO2X(10)
IF (ERR .NE. 0) CALL ERROR(ERRKEY,ERR,FILECC,LNUM)
CALL IGNORE(LUNCRP,LNUM,ISECT,C80)
READ(C80,'(7X,10(1X,F5.2))',IOSTAT=ERR) CO2Y(1),CO2Y(2),
& CO2Y(3), CO2Y(4),CO2Y(5), CO2Y(6),CO2Y(7),CO2Y(8),
& CO2Y(9),CO2Y(10)
IF (ERR .NE. 0) CALL ERROR(ERRKEY,ERR,FILECC,LNUM)
ENDIF
REWIND(LUNCRP)
!----------------------------------------------------------------
! Find and Read Stress Response
!----------------------------------------------------------------
SECTION = '*STRES'
CALL FIND(LUNCRP, SECTION, LNUM, FOUND)
IF (FOUND .EQ. 0) THEN
CALL ERROR(SECTION, 42, FILECC, LNUM)
ELSE
CALL IGNORE(LUNCRP,LNUM,ISECT,C80)
READ(C80,'(9X,F6.3)',IOSTAT=ERR) FSLFW
IF (ERR .NE. 0) CALL ERROR(ERRKEY,ERR,FILECC,LNUM)
CALL IGNORE(LUNCRP,LNUM,ISECT,C80)
READ(C80,'(9X,F6.3)',IOSTAT=ERR) FSLFN
IF (ERR .NE. 0) CALL ERROR(ERRKEY,ERR,FILECC,LNUM)
ENDIF
REWIND(LUNCRP)
!----------------------------------------------------------------
! Find and Read Seed Growth Parameters
!----------------------------------------------------------------
SECTION = '*SEED '
CALL FIND(LUNCRP, SECTION, LNUM, FOUND)
IF (FOUND .EQ. 0) THEN
CALL ERROR(SECTION, 42, FILECC, LNUM)
ELSE
CALL IGNORE(LUNCRP,LNUM,ISECT,C80)
READ(C80,'(8X,F6.4)',IOSTAT=ERR) SDSZ
IF (ERR .NE. 0) CALL ERROR(ERRKEY,ERR,FILECC,LNUM)
CALL IGNORE(LUNCRP,LNUM,ISECT,C80)
READ(C80,'(8X,F6.3)',IOSTAT=ERR) RSGR
IF (ERR .NE. 0) CALL ERROR(ERRKEY,ERR,FILECC,LNUM)
CALL IGNORE(LUNCRP,LNUM,ISECT,C80)
READ(C80,'(8X,F6.3)',IOSTAT=ERR) RSGRT
IF (ERR .NE. 0) CALL ERROR(ERRKEY,ERR,FILECC,LNUM)
CALL IGNORE(LUNCRP,LNUM,ISECT,C80)
READ(C80,'(8X,F6.3)',IOSTAT=ERR) CARBOT
IF (ERR .NE. 0) CALL ERROR(ERRKEY,ERR,FILECC,LNUM)
ENDIF
REWIND(LUNCRP)
!----------------------------------------------------------------
! Find and Read Emergence Initial Conditions
!----------------------------------------------------------------
SECTION = '*EMERG'
CALL FIND(LUNCRP, SECTION, LNUM, FOUND)
IF (FOUND .EQ. 0) THEN
CALL ERROR(SECTION, 42, FILECC, LNUM)
ELSE
CALL IGNORE(LUNCRP,LNUM,ISECT,C80)
READ(C80,'(9X,F6.3)',IOSTAT=ERR) STMWTE
IF (ERR .NE. 0) CALL ERROR(ERRKEY,ERR,FILECC,LNUM)
CALL IGNORE(LUNCRP,LNUM,ISECT,C80)
READ(C80,'(9X,F6.3)',IOSTAT=ERR) RTWTE
IF (ERR .NE. 0) CALL ERROR(ERRKEY,ERR,FILECC,LNUM)
CALL IGNORE(LUNCRP,LNUM,ISECT,C80)
READ(C80,'(9X,F6.3)',IOSTAT=ERR) LFWTE
IF (ERR .NE. 0) CALL ERROR(ERRKEY,ERR,FILECC,LNUM)
CALL IGNORE(LUNCRP,LNUM,ISECT,C80)
READ(C80,'(9X,F6.3)',IOSTAT=ERR) SEEDRVE
IF (ERR .NE. 0) CALL ERROR(ERRKEY,ERR,FILECC,LNUM)
CALL IGNORE(LUNCRP,LNUM,ISECT,C80)
READ(C80,'(9X,F6.3)',IOSTAT=ERR) LEAFNOE
IF (ERR .NE. 0) CALL ERROR(ERRKEY,ERR,FILECC,LNUM)
CALL IGNORE(LUNCRP,LNUM,ISECT,C80)
READ(C80,'(9X,F6.3)',IOSTAT=ERR) PLAE
IF (ERR .NE. 0) CALL ERROR(ERRKEY,ERR,FILECC,LNUM)
ENDIF
REWIND(LUNCRP)
!----------------------------------------------------------------
! Find and Read Plant Nitrogen Parameters
!----------------------------------------------------------------
SECTION = '*NITRO'
CALL FIND(LUNCRP, SECTION, LNUM, FOUND)
IF (FOUND .EQ. 0) THEN
CALL ERROR(SECTION, 42, FILECC, LNUM)
ELSE
CALL IGNORE(LUNCRP,LNUM,ISECT,C80)
READ(C80,'(9X,F8.4)',IOSTAT=ERR) TMNC
IF (ERR .NE. 0) CALL ERROR(ERRKEY,ERR,FILECC,LNUM)
CALL IGNORE(LUNCRP,LNUM,ISECT,C80)
READ(C80,'(9X,F8.3)',IOSTAT=ERR) TANCE
IF (ERR .NE. 0) CALL ERROR(ERRKEY,ERR,FILECC,LNUM)
CALL IGNORE(LUNCRP,LNUM,ISECT,C80)
READ(C80,'(9X,F8.4)',IOSTAT=ERR) RCNP
IF (ERR .NE. 0) CALL ERROR(ERRKEY,ERR,FILECC,LNUM)
CALL IGNORE(LUNCRP,LNUM,ISECT,C80)
READ(C80,'(9X,F8.3)',IOSTAT=ERR) RANCE
IF (ERR .NE. 0) CALL ERROR(ERRKEY,ERR,FILECC,LNUM)
CALL IGNORE(LUNCRP,LNUM,ISECT,C80)
READ(C80,'(9X,F8.3)',IOSTAT=ERR) CTCNP1
! If error reading either value, use defaults
IF (ERR /= 0 .OR. ISECT /= 1 .OR. CTCNP1 < 1.E-6) THEN
CTCNP1 = 1.52
CTCNP2 = 0.160
ELSE
CALL IGNORE(LUNCRP,LNUM,ISECT,C80)
READ(C80,'(9X,F8.3)',IOSTAT=ERR) CTCNP2
IF (ERR /= 0 .OR. ISECT /= 1 .OR. CTCNP2 < 1.E-6) THEN
CTCNP1 = 1.52
CTCNP2 = 0.160
ENDIF
ENDIF
ENDIF
REWIND(LUNCRP)
!----------------------------------------------------------------
! Find and Read Root parameters
!----------------------------------------------------------------
SECTION = '*ROOT '
CALL FIND(LUNCRP, SECTION, LNUM, FOUND)
IF (FOUND .EQ. 0) THEN
CALL ERROR(SECTION, 42, FILECC, LNUM)
ELSE
CALL IGNORE(LUNCRP,LNUM,ISECT,C80)
READ(C80,'(9X,F6.3)',IOSTAT=ERR) PORMIN
IF (ERR .NE. 0) CALL ERROR(ERRKEY,ERR,FILECC,LNUM)
CALL IGNORE(LUNCRP,LNUM,ISECT,C80)
READ(C80,'(9X,F6.3)',IOSTAT=ERR) RWUMX
IF (ERR .NE. 0) CALL ERROR(ERRKEY,ERR,FILECC,LNUM)
CALL IGNORE(LUNCRP,LNUM,ISECT,C80)
READ(C80,'(9X,F6.3)',IOSTAT=ERR) RLWR
IF (ERR .NE. 0) CALL ERROR(ERRKEY,ERR,FILECC,LNUM)
CALL IGNORE(LUNCRP,LNUM,ISECT,C80)
READ(C80,'(9X,F6.3)',IOSTAT=ERR) RWUEP1
IF (ERR .NE. 0) CALL ERROR(ERRKEY,ERR,FILECC,LNUM)
ENDIF
CLOSE (LUNCRP)
!** Initialize variables
CALL SenLig_Ceres(PLIGLF=PLIGLF, PLIGRT=PLIGRT)
! JIL 08/01/2006 parameters for ear growth
!** Read in SPE file?
ASGDD = 100.0 !Ending of ear growth (gdd)
BSGDD = 250.0 !Beginning of ear growth (gdd)
APTNUP = 0.0
AREALF = 0.0
ASMDOT = 0.0
BIOMAS = 0.0
CANHT = 0
!**
! set to 1.6 m, need to become user-input; RS 26May04
CANHT_POT = 1.6
!**
CANNAA = 0.0
CANWAA = 0.0
CANWH = 0
CARBO = 0.0
! CSD1 = 0.0
! CSD2 = 0.0
CMAT = 0
CUMDTTEG=0.0
CumLeafSenes = 0.0
CumLeafSenesY = 0.0
CumLfNSenes = 0.0
CUMPH = 0.333
DUMMY = 0.0
EARS = 0.0
EARWT = 0.0
EMAT = 0
EP1 = 0.0
GRAINN = 0.0
GRF = 0.0
GNP = 0.0
GNUP = 0.0
GRNWT = 0.0
GROEAR = 0.0
GROGRN = 0.0
GPSM = 0.0
GROLF = 0.0
GRORT = 0.0
GROSTM = 0.0
HI = 0.0
HIP = 0.0
ICOLD = 0
ICSDUR = 0
IPAR = 0.0
! K1 = 0.0
LAI = 0.0
LAIDOT = 0.0
LEAFNO = 0
LFWT = 0.0
LIFAC = 0.0
MAXLAI = 0.0
NPOOL = 0.0
NPOOL1 = 0.0
NPOOL2 = 0.0
NSDR = 0.0
NSINK = 0.0
PCNVEG = 0.0
PCO2 = 0.0
PCNGRN = 0.0
PCNL = 0.0
PCNRT = 0.0
PCNSD = 0.0
PCNST = 0.0
PDWI = 0.0
PLA = 0.0
PLAG = 0.0
PLAS = 0.0
PODNO = 0.0
PODWT = 0.0
PRFT = 0.0
PPLTD = 0.0
PTF = 0.0
RANC = 0.0
RLV = 0.0 !CHP 1/3/2013
RMNC = 0.0
RNLAB = 0.0
ROOTN = 0.0
RSTAGE = 0
RTWTO = 0.0
RTWT = 0.0
SATFAC = 0.0
SDWT = 0.0
SEEDNO = 0.0
SEEDRV = 0.0
SENLA = 0.0
SENESCE % ResWt = 0.0
SENESCE % ResLig = 0.0
SENESCE % ResE = 0.0
SHELPC = 0.0
SLA = 0.0
SKERWT = 0.0
SLAN = 0.0
SLFC = 0.0
SLFN = 0.0
SLFP = 0.0
SLFT = 0.0
SLFW = 0.0
SI1 = 0.0
SI2 = 0.0
SI3 = 0.0
SI4 = 0.0
SI5 = 0.0
SI6 = 0.0
Stem2Ear = 0.0
STMWT = 0.0
STMWTO = 0.0
STOVER = 0.0
STOVN = 0.0
STOVWT = 0.
SUMP = 0.0
SUMRL = 0.0
SUMEX = 0.0
SWEXF = 0.0
SWFAC = 1.0
SWIDOT = 0.0
SWMAX = 0.0
SWMIN = 0.0
TANC = TANCE
TAVGD = 0.0
TCNP = 0.0
TEMPM = 0.0
TFAC = 0.0
TI = 0.0
TLNO = 0.0
TNLAB = 0.0
TOPWT = 0.0
TOTNUP = 0.0
TRNU = 0.0
DO L=1,NLAYR
TSS(L) = 0.0
ENDDO
TURFAC = 1.0
UNO3 = 0.0 !CHP 1/3/2013
UNH4 = 0.0 !CHP 1/3/2013
VANC = 0.0
VMNC = 0.0
VSTAGE = 0.0
WLIDOT = 0.0
WRIDOT = 0.0
WSIDOT = 0.0
WTLF = 0.0
WTNCAN = 0.0
WTNLF = 0.0
WTNSD = 0.0
WTNST = 0.0
WTNUP = 0.0
WTNVEG = 0.0
XANC = 0.0
XGNP = 0.0
XHLAI = 0.0
XLAI = 0.0
XLFWT = 0.0
XN = 0.0
XNF = 0.0
XNTI = 0.0
YIELD = 0.0
YIELDB = 0.0
IF (ISWNIT .NE. 'N') THEN
CALL BS_NFACTO(DYNAMIC,TANC,TCNP,TMNC,
% AGEFAC,NDEF3,NFAC,NSTRES)
ELSE
AGEFAC = 1.0
NSTRES = 1.0
NDEF3 = 1.0
NFAC = 1.0
ENDIF
CALL BS_NUPTAK(
% RANC, ROOTN,RTWT,TANC,STOVN,STOVWT,TRNU,NLAYR,
% RLV,NO3,NH4,PDWI,TCNP,UNO3,UNH4,
% XSTAGE,RCNP,PGRORT,PLTPOP,SW,LL,SAT,DLAYR,
% SHF,PTF, SENESCE, KG2PPM, PLIGRT)
CALL P_Ceres (DYNAMIC, ISWPHO, !Input
& CumLeafSenes, DLAYR, DS, FILECC, MDATE, NLAYR, !Input
& PCNVEG, PLTPOP, PODWT, RLV, RTDEP, RTWTO, !Input
& SDWT, SWIDOT, SeedFrac, SPi_AVAIL, Stem2Ear, !Input
& STMWTO, VegFrac, WLIDOT, WRIDOT, WSIDOT, !Input
& WTLF, YRPLT, !Input
& SENESCE, !I/O
& PConc_Shut, PConc_Root, PConc_Shel, PConc_Seed, !Output
& PStres1, PStres2, PUptake, FracRts) !Output
!-----------------------------------------------------------------------
!-----------------------------------------------------------------------
!
! DYNAMIC = RATE
!
!-----------------------------------------------------------------------
!-----------------------------------------------------------------------
! ELSEIF(DYNAMIC.EQ.RATE) THEN
!-----------------------------------------------------------------------
!-----------------------------------------------------------------------
!
! DYNAMIC = INTEGR
!
!-----------------------------------------------------------------------
!-----------------------------------------------------------------------
ELSEIF(DYNAMIC.EQ.INTEGR) THEN
SENESCE % ResWt = 0.0
SENESCE % ResLig = 0.0
SENESCE % ResE = 0.0
! Keep yesterdays cumulative senescence
CumLeafSenesY = CumLeafSenes
! Need to set these at the beg. of each new growth stage. From phasei
! Initialize variables at the beginning of a new phenological stage
! This code was moved from phenol or phasei in Generic CERES v 3.9
IF (YRDOY == STGDOY(1) .OR. YRDOY == STGDOY(2) .OR.
& YRDOY == STGDOY(5) .OR. YRDOY == STGDOY(6) .OR.
& YRDOY == STGDOY(7) .OR. YRDOY == STGDOY(8)) THEN
ICSDUR = 1
ENDIF
IF(YRDOY.EQ.STGDOY(2)) THEN
EARS = PLTPOP
ENDIF
IF(YRDOY.EQ.STGDOY(3)) THEN
SWMIN = STMWT*0.8
SUMP = 0.0
ICSDUR = 1
MAXLAI = LAI
CANNAA = STOVN*PLTPOP
CANWAA = BIOMAS
ENDIF
IF(YRDOY.EQ.STGDOY(4)) THEN
! LWMIN = LFWT*0.85
SWMAX = STMWT
VANC = TANC
VMNC = TMNC
EMAT = 0
ICSDUR = 1
ENDIF
IF(YRDOY.EQ.STGDOY(9)) THEN
!Emergence
STMWT = STMWTE
RTWT = RTWTE
LFWT = LFWTE
STOVWT = LFWT+STMWT
SEEDRV = SEEDRVE
BIOMAS = STOVWT
LEAFNO = INT(LEAFNOE)
PLA = PLAE
SENLA = 0.0
LAI = PLTPOP*PLA*0.0001
IF (ISWNIT .NE. 'N') THEN
GRAINN = 0.000
TANC = TANCE
RANC = RANCE !Initialize root N (fraction) JIL
ROOTN = RANC * RTWT
STOVN = STOVWT * TANC
ENDIF
WTLF = LFWT * PLTPOP !Leaf weight, g/m2
STMWTO = STMWT * PLTPOP !Stem weight, g/m2
RTWTO = RTWT * PLTPOP !Root weight, g/m2
CALL P_Ceres (EMERG, ISWPHO, !Input
& CumLeafSenes, DLAYR, DS, FILECC, MDATE, NLAYR, !Input
& PCNVEG, PLTPOP, PODWT, RLV, RTDEP, RTWTO, !Input
& SDWT, SWIDOT, SeedFrac, SPi_AVAIL, Stem2Ear, !Input
& STMWTO, VegFrac, WLIDOT, WRIDOT, WSIDOT, !Input
& WTLF, YRPLT, !Input
& SENESCE, !I/O
& PConc_Shut, PConc_Root, PConc_Shel, PConc_Seed, !Output
& PStres1, PStres2, PUptake, FracRts) !Output
ENDIF
! CHP 7/29/2008
IF (MDATE == YRDOY) THEN
RETURN
ENDIF
!-------------------------------------------------------------
! Begin Rate and Integration Calculations
!-------------------------------------------------------------
TEMPM = (TMAX + TMIN)*0.5 !Mean air temperature, C
!-------------------------------------------------------------
! Compute critical nitrogen contents
!-------------------------------------------------------------
! CHP/US 04/19/2007 Coefficients pulled out to species file.
TCNP = EXP (1.52-0.160*XSTAGE)/100.0
IF (XSTAGE .LT. 4.0) THEN
TMNC = (1.25-0.200*XSTAGE)/100.0
ENDIF
!-------------------------------------------------------------
! Compute Nitrogen Stress Factors
!-------------------------------------------------------------
IF (ISWNIT .NE. 'N' .AND. ISTAGE .LT. 7) THEN
CALL BS_NFACTO(DYNAMIC, !Control
% TANC,TCNP,TMNC, !Inputs
% AGEFAC,NDEF3,NFAC,NSTRES) !Outputs
ELSE
AGEFAC = 1.0
NSTRES = 1.0
NDEF3 = 1.0
NFAC = 1.0
ENDIF
!-------------------------------------------------------------
! Compute Water Stress Factors
! ------------------------------------------------------------
SWFAC = 1.0
TURFAC = 1.0
IF(ISWWAT.NE.'N') THEN
IF (EOP .GT. 0.0) THEN
EP1 = EOP * 0.1
IF (TRWUP / EP1 .LT. RWUEP1) THEN
TURFAC = (1./RWUEP1) * TRWUP / EP1
ENDIF
IF (EP1 .GE. TRWUP) THEN
SWFAC = TRWUP / EP1
ENDIF
ENDIF
ENDIF
TURFAC = REAL(INT(TURFAC*1000))/1000
!-------------------------------------------------------------
! Compute Water Saturation Factors
! ------------------------------------------------------------
SATFAC = 0.0
SUMEX = 0.0
SUMRL = 0.0
DO L = 1,NLAYR
!------------------------------------------------------------
!PORMIN = Minimum pore space required for supplying oxygen to
! roots for optimum growth and function
!TSS(L) = Number of days soil layer L has been saturated
! above PORMIN
!------------------------------------------------------------
IF ((SAT(L)-SW(L)) .GE. PORMIN) THEN
TSS(L) = 0.
ELSE
TSS(L) = TSS(L) + 1.
ENDIF
!------------------------------------------------------------
! Delay of 2 days after soil layer is saturated before root
! water uptake is affected
!------------------------------------------------------------
IF (TSS(L) .GT. 2.) THEN
SWEXF = (SAT(L)-SW(L))/PORMIN
SWEXF = MAX(SWEXF,0.0)
ELSE
SWEXF = 1.0
ENDIF
SWEXF = MIN(SWEXF,1.0)
SUMEX = SUMEX + DLAYR(L)*RLV(L)*(1.0 - SWEXF)
SUMRL = SUMRL + DLAYR(L)*RLV(L)
ENDDO
IF (SUMRL .GT. 0.0) THEN
SATFAC = SUMEX/SUMRL
ELSE
SATFAC = 0.0
ENDIF
SATFAC = AMAX1(SATFAC,0.0)
SATFAC = AMIN1(SATFAC,1.0)
!-------------------------------------------------------------
! Daily Photosynthesis Rate
! ------------------------------------------------------------
PAR = SRAD*PARSR !PAR local variable
LIFAC = 1.5 - 0.768 * ((ROWSPC * 0.01)**2 * PLTPOP)**0.1
PCO2 = TABEX (CO2Y,CO2X,CO2,10)
IPAR = PAR/PLTPOP * (1.0 - EXP(-LIFAC * LAI))