CC                      Color palette for Wilcox diagram
KR                      Kelly Ratio (KR) Calculation
MAR                     Magnesium Adsorption Ratio (MAR) Calculation
NaPercentage            Sodium Percentage (NaPercentage) Calculation
PI                      Permeability Index (PI) Calculation
PS                      Potential Salinity (PS) Calculation
RSBC                    Residual Sodium Bicarbonate (RSBC) Calculation
RSC                     Residual Sodium Carbonate (RSC) Calculation
SAR                     Sodium Adsorption Ratio (SAR) Calculation
SCAR                    Sodium Adsorption Ratio (SCAR) Calculation
calculate_Napercent     Calculate Na percent
calculate_PI            Calculate PI
calculate_sar           Calculate SAR
calculate_tc            Calculate Total Concentration (tc)
irrigationALL           Irrigation Water Quality Index Calculations
plot_DoneenH            Plot Doneen diagram (High permeability) for all
                        rows
plot_DoneenL            Plot Doneen diagram (Low permeability) for all
                        rows
plot_DoneenM            Plot Doneen diagram (Low permeability) for all
                        rows
plot_Riverside          Plot Riverside diagram for all rows
plot_USSL               Plot USSL diagram for all rows
plot_Wilcox             Plot Wilcox diagram for all rows
