!---------------------------------------------------------------------
       COMMON/SEASO3/XDUO3N(37,NL)   ! winter
       common/seaso3/XDO3N2(37,NL)   ! spring
       common/seaso3/XDO3N3(37,NL)   ! summer
       common/seaso3/XDO3N4(37,NL)   ! fall
       common/seaso3/PRGFDL(NL)
!---------------------------------------------------------------------