Table 2.

Effect of various selenium levels (Na₂SeO₃) on relative water content (RWC), chlorophyll-a. (Chl “a”, “b”), total chlorophyll (Chl “t”), and carotenoid content of quinoa plants after 30 days of selenium treatment. Number of samples 15:5 replications and 3 biological replicates.

Treatment Na2SeO3 mg/L	RWC	Chl “a”	Chl “b”	Chl “t”	Carotenoid
0	97.55 ± 0.34	4.87 ± 0.65	1.46 ± 0.45	5.92 ± 0.36	1.11 ± 0.07
2.5	98.21 ± 0.18	5.23 ± 0.52	2.38 ± 0.33	8.06 ± 0.10	1.56 ± 0.69
5	98.70 ± 0.43	6.12 ± 0.10	3.19 ± 0.18	8.63 ± 0.41	2.52 ± 0.34
10	95.64 ± 0.73	4.07 ± 0.23	1.02 ± 0.04	4.68 ± 0.37	0.98 ± 0.04
20	93.71 ± 0.61	3.15 ± 0.28	0.56 ± 0.09	3.63 ± 0.52	0.83 ± 0.09
mean	96.76 ± 1.96	4.69 ± 1.11	1.72 ± 1.01	6.18 ± 2.01	1.40 ± 0.70
HSD * at p < 0.05	0.75	0.62	0.42	0.58	0.55

* HSD: an honestly significant difference at p < 0.05 probability level using Tukey’s test. Values in the table represent of means and standard deviations.