c     ------------------------------------------------------------------
c     file 'c1db3.inc'
c
c     This common block contains variables representing the crop
c     database properties for each subregion.
c
c     Parameter include files:  p1werm.inc
c
c     + + + VARIABLE DECLARATIONS + + +
c
      real             ac0bn1(mnsub)
      real             ac0bn2(mnsub)
      real             ac0bn3(mnsub)
      real             ac0bp1(mnsub)
      real             ac0bp2(mnsub)
      real             ac0bp3(mnsub)
      real             acfny(mnsub)
      real             acfpy(mnsub)
      real             acfwy(mnsub)
c
      common / c1db3 /
     r                 ac0bn1, ac0bn2, ac0bn3, ac0bp1, ac0bp2, ac0bp3,
     r                 acfny, acfpy, acfwy
c
c     + + + VARIABLE DEFINITIONS + + +
c
c     ac0bn1 - Crop nitrogen uptake parm (N fraction at emergence)
c
c              range values      min        max
c              ------------   ---------  ---------
c              fixed          fmin       fmax
c              typical        tmin       tmax
c              ------------   ---------  ---------
c
c            - This variable contains the crop nitrogen uptake
c              parameter at emergence for each of the subregions.
c
c     ac0bn2 - Crop nitrogen uptake parm (N fraction @ 1/2 maturity)
c
c              range values      min        max
c              ------------   ---------  ---------
c              fixed          fmin       fmax
c              typical        tmin       tmax
c              ------------   ---------  ---------
c
c            - This variable contains the crop nitrogen uptake
c              parameter at 1/2 maturity for each of the subregions.
c
c     ac0bn3 - Crop nitrogen uptake parm (N fraction at maturity)
c
c              range values      min        max
c              ------------   ---------  ---------
c              fixed          fmin       fmax
c              typical        tmin       tmax
c              ------------   ---------  ---------
c
c            - This variable contains the crop nitrogen uptake
c              parameter at maturity for each of the subregions.
c
c     ac0bp1 - Crop phosphorous uptake parm (N fraction at emergence)
c
c              range values      min        max
c              ------------   ---------  ---------
c              fixed          fmin       fmax
c              typical        tmin       tmax
c              ------------   ---------  ---------
c
c            - This variable contains the crop phosphorous uptake
c              parameter at emergence for each of the subregions.
c
c     ac0bp2 - Crop phosphorous uptake parm (N fraction @ 1/2 maturity)
c
c              range values      min        max
c              ------------   ---------  ---------
c              fixed          fmin       fmax
c              typical        tmin       tmax
c              ------------   ---------  ---------
c
c            - This variable contains the crop phosphorous uptake
c              parameter at 1/2 maturity for each of the subregions.
c
c     ac0bp3 - Crop phosphorous uptake parm (N fraction at maturity)
c
c              range values      min        max
c              ------------   ---------  ---------
c              fixed          fmin       fmax
c              typical        tmin       tmax
c              ------------   ---------  ---------
c
c            - This variable contains the crop phosphorous uptake
c              parameter at maturity for each of the subregions.
c
c     acfny  - Fraction of nitrogen in yield (?)
c
c              range values      min        max
c              ------------   ---------  ---------
c              fixed          fmin       fmax
c              typical        tmin       tmax
c              ------------   ---------  ---------
c
c            - This variable contains the fraction of nitrogen
c              in the crop yield for each of the subregions.
c
c     acfpy  - Fraction of phosphorous in yield (?)
c
c              range values      min        max
c              ------------   ---------  ---------
c              fixed          fmin       fmax
c              typical        tmin       tmax
c              ------------   ---------  ---------
c
c            - This variable contains the fraction of phosphorous
c              in the crop yield for each of the subregions.
c
c     acfwy  - Fraction of water in yield (?)
c
c              range values      min        max
c              ------------   ---------  ---------
c              fixed          fmin       fmax
c              typical        tmin       tmax
c              ------------   ---------  ---------
c
c            - This variable contains the fraction of water
c              in the crop yield for each of the subregions.
c
c     ------------------------------------------------------------------