[子程序] 实参虚参不匹配的问题

 SUBROUTINE CANOPY (DOY, MAXHT, RELHT, MAXLAI, MXMAI,RELLAI,RELMAI, 
     *    SNOW,SNODEN, MXRTLN, MXKPL, CS, DENSEF, HEIGHT, LAI, SAI,
     *   MAI, RTLEN,  RPLANT)
C     canopy parameters
      IMPLICIT NONE
C     input
         INTEGER DOY      ! day of year (first day of DFILE and run)"
         REAL    MAXHT    ! maximum height for the year, m, minimum of 0.01 m
         REAL   RELHT(*)  ! ten pairs of DOY and relative canopy height
         REAL   MAXLAI    ! maximum projected leaf area index for the year,m2/m2
         REAL   MXMAI
         REAL   RELLAI(*) ! ten pairs of DOY and relative LAI
         REAL   RELMAI
         REAL   SNOW      ! water equivalent of snow on the ground, mm
         REAL   SNODEN    ! snow density, mm/mm
         REAL   MXRTLN    ! maximum root length per unit land area, m/m2
         REAL   MXKPL     ! maximum plant conductivity, (mm/d)/MPa
         REAL   CS        ! ratio of projected SAI to canopy height, m-1
         REAL   DENSEF    ! density factor
C     output
         REAL   HEIGHT    ! canopy height above any snow, m, minimum of 0.01 m
         REAL   LAI       ! leaf area index, m2/m2, minimum of 0.00001
         REAL   SAI       ! stem area index, m2/m2
         REAL   MAI
         REAL   RTLEN     ! root length per unit land area, m/m2
         REAL   RPLANT    ! plant resistivity to water flow, MPa d/mm
C     local
         REAL   SNODEP    ! snow depth
         REAL   HNOSNO    ! height of canopy without snow
         REAL   HSNO      ! height of canopy above snow
         REAL   RATIO     ! fraction of canopy above snow
         REAL   RELHIT    ! RELHT for DOY
         REAL   KPL       ! plant conductivity, mm d-1 MPa-1
C     intrinsic
C        REAL, MAX
C     external functions needed
         REAL   INTERP
C
      RELHIT = INTERP(10, RELHT, REAL(DOY))
      SNODEP = .001 * SNOW / SNODEN
      HNOSNO = MAX(.01, RELHIT * MAXHT)
      HSNO = MAX(0., HNOSNO - SNODEP)
      RATIO = HSNO / HNOSNO
      HEIGHT = MAX(.01, HSNO)
C
      LAI = RATIO * DENSEF * INTERP(10, RELLAI, REAL(DOY)) * MAXLAI
      SAI = DENSEF * CS * HEIGHT
      MAI = INTERP(10, RELMAI, REAL(DOY)) * MXMAI
      IF (LAI .LT. .00001) LAI = .00001
C
      RTLEN = DENSEF * RELHIT * MXRTLN
      KPL = DENSEF * RELHIT * MXKPL
      IF (KPL .LT. 1E-08) KPL = 1E-08
      RPLANT = 1. / KPL
C
      END

call 结婚（赵又廷，高圆圆）
call 结婚（张三，李四）

subroutine 结婚（男方，女方）
  男方和女方领结婚证
  男方和女方办酒席
end subroutine 结婚