| 1 | module Mod_SISVAT_TRV |
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| 2 | |
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| 3 | |
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| 4 | !--------------------------------------------------------------------------+ |
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| 5 | ! Thu 28-Feb-2013 MAR | |
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| 6 | ! module Mod_SISVAT_TRV contains the constants of the | |
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| 7 | ! radiative tranfer model through Vegetation | |
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| 8 | ! | |
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| 9 | ! version 3.p.4.1 created by H. Gallee, Wed 30-Jan-2013 | |
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| 10 | ! modified by H. Gallee, Thu 28-Feb-2013 | |
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| 11 | ! | |
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| 12 | !--------------------------------------------------------------------------+ |
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| 13 | |
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| 14 | |
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| 15 | ! Global Variables |
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| 16 | ! ================== |
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| 17 | |
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| 18 | use Mod_Real |
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| 19 | use Mod_SISVAT_dim |
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| 20 | |
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| 21 | |
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| 22 | IMPLICIT NONE |
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| 23 | |
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| 24 | |
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| 25 | |
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| 26 | ! Internal Variables |
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| 27 | ! ================== |
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| 28 | |
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| 29 | integer, SAVE :: ivg |
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| 30 | |
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| 31 | |
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| 32 | real(kind=real8), SAVE :: reVisL(0:nvgt) ! Reflectivity / Visible / Live Leaves |
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| 33 | real(kind=real8), SAVE :: renIRL(0:nvgt) ! Reflectivity / Near IR / Live Leaves |
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| 34 | real(kind=real8), SAVE :: trVisL(0:nvgt) ! Transmitivity / Visible / Live Leaves |
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| 35 | real(kind=real8), SAVE :: trnIRL(0:nvgt) ! Transmitivity / Near IR / Live Leaves |
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| 36 | real(kind=real8), SAVE :: reVisD(0:nvgt) ! Reflectivity / Visible / Dead Leaves |
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| 37 | real(kind=real8), SAVE :: renIRD(0:nvgt) ! Reflectivity / Near IR / Dead Leaves |
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| 38 | real(kind=real8), SAVE :: trVisD(0:nvgt) ! Transmitivity / Visible / Dead Leaves |
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| 39 | real(kind=real8), SAVE :: trnIRD(0:nvgt) ! Transmitivity / Near IR / Dead Leaves |
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| 40 | |
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| 41 | DATA (reVisL(ivg),renIRL(ivg),trVisL(ivg),trnIRL(ivg), & |
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| 42 | & reVisD(ivg),renIRD(ivg),trVisD(ivg),trnIRD(ivg),ivg=0,nvgt)& |
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| 43 | |
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| 44 | ! reVisL renIRL trVisL trnIRL reVisD renIRD trVisD trnIRD SVAT CLASSES |
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| 45 | ! ------ ------ ------ ------ ------ ------ ------ --------+ ---------------- |
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| 46 | &/0.11, 0.58, 0.07, 0.25, 0.36, 0.58, 0.22, 0.38, &! 0 NO VEGETATION |
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| 47 | & 0.11, 0.58, 0.07, 0.25, 0.36, 0.58, 0.22, 0.38, &! 1 CROPS LOW |
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| 48 | & 0.11, 0.58, 0.07, 0.25, 0.36, 0.58, 0.22, 0.38, &! 2 CROPS MEDIUM |
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| 49 | & 0.11, 0.58, 0.07, 0.25, 0.36, 0.58, 0.22, 0.38, &! 3 CROPS HIGH |
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| 50 | & 0.11, 0.58, 0.07, 0.25, 0.36, 0.58, 0.22, 0.38, &! 4 GRASS LOW |
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| 51 | & 0.11, 0.58, 0.07, 0.25, 0.36, 0.58, 0.22, 0.38, &! 5 GRASS MEDIUM |
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| 52 | & 0.11, 0.58, 0.07, 0.25, 0.36, 0.58, 0.22, 0.38, &! 6 GRASS HIGH |
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| 53 | & 0.10, 0.45, 0.05, 0.25, 0.16, 0.39, 0.01, 0.01, &! 7 BROADL LOW |
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| 54 | & 0.10, 0.45, 0.05, 0.25, 0.16, 0.39, 0.01, 0.01, &! 8 BROADL MEDIUM |
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| 55 | & 0.10, 0.45, 0.05, 0.25, 0.16, 0.39, 0.01, 0.01, &! 9 BROADL HIGH |
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| 56 | & 0.07, 0.35, 0.05, 0.10, 0.10, 0.39, 0.01, 0.01, &! 10 NEEDLE LOW |
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| 57 | & 0.07, 0.35, 0.05, 0.10, 0.10, 0.39, 0.01, 0.01, &! 11 NEEDLE MEDIUM |
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| 58 | & 0.07, 0.35, 0.05, 0.10, 0.10, 0.39, 0.01, 0.01/ ! 12 NEEDLE HIGH |
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| 59 | |
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| 60 | |
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| 61 | |
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| 62 | real(kind=real8), SAVE :: reVisS = 0.85 ! Reflectivity / Visible / Canopy Snow |
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| 63 | real(kind=real8), SAVE :: renIRS = 0.85 ! Reflectivity / Near IR / Canopy Snow |
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| 64 | real(kind=real8), SAVE :: trVisS = 0.00 ! Transmitivity / Visible / Canopy Snow |
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| 65 | real(kind=real8), SAVE :: trnIRS = 0.00 ! Transmitivity / Near IR / Canopy Snow |
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| 66 | ! REMARK: Possible Refinement by taking actual Surface Snow Reflectivities |
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| 67 | ! ^^^^^^ |
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| 68 | |
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| 69 | real(kind=real8), SAVE :: snCaMx = 0.5 ! Canopy Snow Thickness for having Snow |
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| 70 | ! Snow Reflectivity and Transmitivity |
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| 71 | real(kind=real8), SAVE :: CriStR = 25. ! Critical Radiation Stomatal Resistance |
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| 72 | |
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| 73 | |
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| 74 | |
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| 75 | end module Mod_SISVAT_TRV |
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