Simpotato Graphics Variables

APPENDIX 3: Upper bounds for variables in graphics menu (metric units)


  VARIABLE         UNITS   UPPER BOUND    VARIABLE           UNITS    UPPER BOUND
Growth Stage               30.             H2O L-1          (%VOL)      50. 
Leaf Area Index            10.             H2O L-2           "          50. 
Biomass (        g/m2)     3000.           H2O L-3           "          50. 
Leaf Wt.        (g/m2)     3000.           H2O L-4           "          50. 
Stem Wt.        (g/m2)     3000.           H2O L-5           "          50. 
Tuber Wt.       (g/m2)     3000.           H2O L-6           "          50. 
Root Wt.        (g/m2)     3000.           H2O L-7           "          50. 
Carbo           (g/plant)  20.             H2O L-8           "          50. 
Leaf Growth      (cm2)     1000.           H2O L-9           "          50. 
Leaf Death       (cm2)     1000.           H2O L-10          "          50. 
Evapotrans      (mm/d)      20.            Roots,Layer1    (cm/cm3)     10. 
Soil Evap       (mm/d)      20.                 "     2      "          10. 
Rain            (mm/d)      50.                 "     3      "          10. 
Solar           (MJ/day)    40.                 "     4      "          10. 
Max Temp           (C)      40.                 "     5      "          10. 
Min Temp           (C)      40.                 "     6      "          10. 
Thermal Time DTT   (C)      50.                 "     7      "          10. 
CUMDTT17           (C)     200.                 "     8      "          10. 
CUMSTT             (C)     200.                 "     9      "          10. 
Water Stress 1               1.                 "    10      "          10. 
Water Stress 2               1.            Layer 1 NH4     (kgN/ha)     20. 
Nitro Stress 1               1.            Layer 2 NH4       "          20. 
Nitro Stress 2               1.            Layer 3 NH4       "          20. 
Day of the Year            280.            Layer 4 NH4       "          20. 
Drainage        (cm/d)     200.            Layer 5 NH4       "          20. 
Leach          (kg N/ha)   400.            Layer 6 NH4       "          20. 
Mineralize          "      400.            Layer 7 NH4       "          20. 
DeNitrify           "      400.            Layer 8 NH4       "          20. 
PlantN              "      400.            Layer 9 NH4       "          20. 
SoilN Lyr 1-4       "      400.            Layer 10 NH4      "          20. 
SoilN Lyr 1-3       "      400.            Layer 1 NO3     (kgN/ha)    300. 
SoilN Lyr 1-2       "      400.            Layer 2 NO3       "         300. 
N Applied           "      400.            Layer 3 NO3       "         300. 
H2O Applied     (cm)       100.            Layer 4 NO3       "         300. 
Avail H2O       (cm)        20.            Layer 5 NO3       "         300. 
Leaf Nitrogen   (gm/pl)     15.            Layer 6 NO3       "         300. 
Stem    "           "       15.            Layer 7 NO3       "         300. 
Tuber   "           "       15.            Layer 8 NO3       "         300. 
Root    "           "       15.            Layer 9 NO3       "         300. 
Plant   "           "       15.            Layer 10 NO3      "         300. 
%Leaf   "      unitless     15.            Layer 1 Urea    (kgN/ha)     20. 
%Stem  "       unitless     15.            Layer 2 Urea      "          20. 
%Tuber  "      unitless     15.            Layer 3 Urea      "          20. 
%Root   "      unitless     15.            Layer 4 Urea      "          20. 
%Plant  "      unitless     15.            Layer 5 Urea      "          20. 
LeafN           (gN/gDW)    10.            Layer 6 Urea      "          20. 
StemN               "       10.            Layer 7 Urea      "          20. 
TuberN              "       10.            Layer 8 Urea      "          20. 
RootN               "       10.            Layer 9 Urea      "          20. 
OptLfN              "       10.            Layer 10 Urea     "          20. 
MinLfN              "       10.            SoilTemp Layer1  (C)         40. 
OptStN              "       10.            SoilTemp Layer2   "          40. 
MinStN              "       10.            SoilTemp Layer3   "          40. 
OptTbN              "       10.            SoilTemp Layer4   "          40. 
MinTbN              "       10.            SoilTemp Layer5   "          40. 
OptRtN              "       10.            SoilTemp Layer6   "          40. 
%Solids        unitless     30.            SoilTemp Layer7   "          40. 
FrTubWt         (T/ac)      50.            SoilTemp Layer8   "          40. 
Specific Grav  unitless     1.2            SoilTemp Layer9   "          40. 
Node#               "      100.            SoilTemp Layer10  "          40. 
Stem Length      (cm)      300.
Leaf#          unitless    100.   

(American units).
  VARIABLE         UNITS   UPPER BOUND    VARIABLE           UNITS    UPPER BOUND
Growth Stage                  30.            H2O L-1        (%VOL)      50. 
Leaf Area Index               10.            H2O L-2           "        50. 
Biomass         (lb/ac)      300.            H2O L-3           "        50. 
Leaf Wt.        (lb/ac)      300.            H2O L-4           "        50. 
Stem Wt.        (lb/ac)      300.            H2O L-5           "        50. 
Tuber Wt.       (lb/ac)      300.            H2O L-6           "        50. 
Root Wt.        (lb/ac)      300.            H2O L-7           "        50. 
Carbo           (oz/plant)     1.            H2O L-8           "        50. 
Leaf Growth      (in2)       200.            H2O L-9           "        50. 
Leaf Death       (in2)       200.            H2O L-10          "        50. 
Evapotrans      (in/d)         1.            Roots,Layer1   (in/in3)    10. 
Soil Evap       (in/d)         1.              "     "  2      "        10. 
Rain            (in/d)         2.              "     "  3      "        10. 
Solar           (ly/day)     800.              "     "  4      "        10. 
Max Temp           (F)       120.              "     "  5      "        10. 
Min Temp           (F)       120.              "     "  6      "        10. 
Thermal Time DTT   (C)        50.              "     "  7      "        10. 
CUMDTT17           (C)       200.              "     "  8      "        10. 
CUMSTT             (C)       200.              "     "  9      "        10. 
Water Stress 1                 1.              "     " 10      "        10. 
Water Stress 2                 1.            Layer 1 NH4    (lbN/ac)    20. 
Nitro Stress 1                 1.            Layer 2 NH4       "        20. 
Nitro Stress 2                 1.            Layer 3 NH4       "        20. 
Day of the Year              280.            Layer 4 NH4       "        20. 
Drainage        (in/d)        80.            Layer 5 NH4       "        20. 
Leach           (lb N/ac)    400.            Layer 6 NH4       "        20. 
Mineralize          "        400.            Layer 7 NH4       "        20. 
DeNitrify           "        400.            Layer 8 NH4       "        20. 
PlantN              "        400.            Layer 9 NH4       "        20. 
SoilN Lyr 1-4       "        400.            Layer 10 NH4      "        20. 
SoilN Lyr 1-3       "        400.            Layer 1 NO3    (lbN/ac)   300. 
SoilN Lyr 1-2       "        400.            Layer 2 NO3       "       300. 
N Applied           "        400.            Layer 3 NO3       "       300. 
H2O Applied       (in)        40.            Layer 4 NO3       "       300. 
Avail H2O         (in)         8.            Layer 5 NO3       "       300. 
Leaf Nitrogen   (oz/pl)        1.            Layer 6 NO3       "       300. 
Stem     "          "          1.            Layer 7 NO3       "       300. 
Tuber    "          "          1.            Layer 8 NO3       "       300. 
Root     "          "          1.            Layer 9 NO3       "       300. 
Plant    "          "          1.            Layer 10 NO3      "       300. 
%Leaf    "      unitless      15.            Layer 1 Urea   (lbN/ac)    20. 
%Stem  "        unitless      15.            Layer 2 Urea      "        20. 
%Tuber  "       unitless      15.            Layer 3 Urea      "        20. 
%Root   "       unitless      15.            Layer 4 Urea      "        20. 
%Plant  "       unitless      15.            Layer 5 Urea      "        20. 
LeafN          (ozN/ozDW)     10.            Layer 6 Urea      "        20. 
StemN               "         10.            Layer 7 Urea      "        20. 
TuberN              "         10.            Layer 8 Urea      "        20. 
RootN               "         10.            Layer 9 Urea      "        20. 
OptLfN              "         10.            Layer 10 Urea     "        20. 
MinLfN              "         10.            SoilTemp Layer1  (F)      110.
OptStN              "         10.            SoilTemp Layer2   "       110.
MinStN              "         10.            SoilTemp Layer3   "       110.
OptTbN              "         10.            SoilTemp Layer4   "       110.
MinTbN              "         10.            SoilTemp Layer5   "       110.
OptRtN              "         10.            SoilTemp Layer6   "       110.
%Solids         unitless      30.            SoilTemp Layer7   "       110.
FrTubWt          (lb/ac)      50.            SoilTemp Layer8   "       110.
Specific Grav   unitless      1.2            SoilTemp Layer9   "       110.
Node#               "        100.            SoilTemp Layer10  "       110.
Stem Length       (in)       120.
Leaf#           unitless     100.   

All variables currently in the graphics menu have a lower bound of 0 except for Day of the Year with a value of 80 and Specific Gravity with a value of 1. In American units, temperature values will have a lower bound of 32 F


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