/// <summary>
/// Calculate and return the amount of biom carbon on the same layer structure as OC. Units: kg/ha
/// </summary>
public double[] BiomC(Soil Soil)
{
double[] BD = Soil.BDMapped(Thickness);
if (BD == null)
return null;
double[] InertC = this.InertC(Soil);
double[] BiomC = new double[Thickness.Length];
for (int i = 0; i < Thickness.Length; i++)
{
if (OC[i] == double.NaN ||
FBiom[i] == double.NaN ||
BD[i] == double.NaN ||
InertC[i] == double.NaN)
BiomC[i] = double.NaN;
else
{
double soiln2_fac = 100.0 / (BD[i] * Thickness[i]);
double oc_ppm = OCTotal[i] / 100 * ppm;
double carbon_tot = oc_ppm / soiln2_fac;
BiomC[i] = ((carbon_tot - InertC[i]) * FBiom[i]) / (1.0 + FBiom[i]);
}
}
return BiomC;
}
public void SWUnitsSet(SWUnitsEnum ToUnits, Soil Soil)
{
if (ToUnits != SWUnits && SW != null)
{
// convert the numbers
if (SWUnits == SWUnitsEnum.Volumetric)
{
if (ToUnits == SWUnitsEnum.Gravimetric)
{
SW = MathUtility.Divide(SW, Soil.BDMapped(Thickness));
}
else if (ToUnits == SWUnitsEnum.mm)
{
SW = MathUtility.Multiply(SW, Thickness);
}
}
else if (SWUnits == SWUnitsEnum.Gravimetric)
{
if (ToUnits == SWUnitsEnum.Volumetric)
{
SW = MathUtility.Multiply(SW, Soil.BDMapped(Thickness));
}
else if (ToUnits == SWUnitsEnum.mm)
{
SW = MathUtility.Multiply(MathUtility.Multiply(SW, Soil.BDMapped(Thickness)), Thickness);
}
}
else
{
if (ToUnits == SWUnitsEnum.Volumetric)
{
SW = MathUtility.Divide(SW, Thickness);
}
else if (ToUnits == SWUnitsEnum.Gravimetric)
{
SW = MathUtility.Divide(MathUtility.Divide(SW, Thickness), Soil.BDMapped(Thickness));
}
}
}
SWUnits = ToUnits;
}
public void NH4UnitsSet(NUnitsEnum ToUnits, Soil Soil)
{
double[] BD = Soil.BDMapped(Thickness);
if (ToUnits != NH4Units)
{
// convert the numbers
if (ToUnits == NUnitsEnum.ppm)
{
NH4 = NH4ppm(Soil);
}
else
{
NH4 = NH4kgha(Soil);
}
NH4Units = ToUnits;
}
}
/// <summary>
/// Return NH4. Units: kg/ha.
/// </summary>
public double[] NH4kgha(Soil Soil)
{
if (NH4 == null)
{
return(null);
}
double[] NH4Values = (double[])NH4.Clone();
if (NH4Units != NUnitsEnum.kgha)
{
double[] BD = Soil.BDMapped(Thickness);
for (int i = 0; i < NH4Values.Length; i++)
{
if (!double.IsNaN(NH4Values[i]))
{
NH4Values[i] = NH4Values[i] / 100 * (BD[i] * Thickness[i]);
}
}
}
return(NH4Values);
}
/// <summary>
/// Return NO3. Units: ppm.
/// </summary>
public double[] NO3ppm(Soil Soil)
{
if (NO3 == null)
{
return(null);
}
double[] NO3Values = (double[])NO3.Clone();
if (NO3Units != NUnitsEnum.ppm)
{
double[] BD = Soil.BDMapped(Thickness);
for (int i = 0; i < NO3Values.Length; i++)
{
if (!double.IsNaN(NO3Values[i]))
{
NO3Values[i] = NO3Values[i] * 100 / (BD[i] * Thickness[i]);
}
}
}
return(NO3Values);
}
/// <summary>
/// Calculate and return amount of inert carbon on the same layer structure as OC. Units: kg/ha
/// </summary>
public double[] InertC(Soil Soil)
{
double[] BD = Soil.BDMapped(Thickness);
if (BD == null)
return null;
double[] InertC = new double[Thickness.Length];
for (int i = 0; i < OC.Length; i++)
{
if (FInert[i] == double.NaN ||
OC[i] == double.NaN ||
BD[i] == double.NaN)
InertC[i] = double.NaN;
else
{
double soiln2_fac = 100.0 / (BD[i] * Thickness[i]);
double oc_ppm = OCTotal[i] / 100 * ppm;
double carbon_tot = oc_ppm / soiln2_fac;
InertC[i] = FInert[i] * carbon_tot;
}
}
return InertC;
}
/// <summary>
/// Calculate and return the amount of humic carbon on the same layer structure as OC. Units: kg/ha
/// </summary>
public double[] HumC(Soil Soil)
{
double[] BD = Soil.BDMapped(Thickness);
if (BD == null)
return null;
double[] InertC = this.InertC(Soil);
double[] BiomC = this.BiomC(Soil);
double[] HumC = new double[Thickness.Length];
for (int i = 0; i < Thickness.Length; i++)
{
if (BiomC[i] == double.NaN)
HumC[i] = double.NaN;
else
{
double soiln2_fac = 100.0 / (BD[i] * Thickness[i]);
double oc_ppm = OCTotal[i] / 100 * ppm;
double carbon_tot = oc_ppm / soiln2_fac;
HumC[i] = carbon_tot - BiomC[i];
}
}
return HumC;
}