Table 1.

Parameters and analysis methods to assess and evaluate quality of irrigation water.

$$\mathrm{S}\mathrm{A}\mathrm{R}=\frac{{\mathrm{N}\mathrm{a}}^{+}}{{\left[\frac{{\mathrm{C}\mathrm{a}}^{2+}+{\mathrm{M}\mathrm{g}}^{2+}}{2}\right]}^{1/2}}$$ (1)

S. No	Parameter	Analysis method	Source
1	pH	pH meter	[16]
2	Electrical conductivity (ECw)	Conductivity meter	[16]
3	Calcium (Ca2+)	Versenate EDTA titration	[35]
	Magnesium (Mg2+)	Versenate EDTA titration	[35]
4	Sodium (Na+)	Flame photometer
5	Potassium (K+)	Flame photometer
6	Phosphate phosphorus (PO4−)	Ascorbic acid/Molybdate blue method	[36]
7	Sulfate sulfur (SO4−)	Turbidimetric method	[37]
8	Nitrate nitrogen (NO3−)	Spectrophotometer	[38]
9	Boron (B)	Curcumin method	[39]
10	Copper (Cu)	Bicinchoninate method	[40]
11	Manganese (Mn)	Periodate oxidation method	[41]
12	Iron (Fe)	A 1, 10 Phenanthroline Method	[42]