Table 4. Mineral content in leaves and stem of Chenopodium quinoa

Minerals (mg% fresh weight)	Leaves	Stem	t-value
Ca	254.90±9.601)	39.74±1.07	38.581***2)
Cu	ND3)	ND	-
Fe	2.23±0.03	0.21±0.01	128.484***
K	750.65±1.65	869.15±3.25	−56.312***
Mg	156.75±1.45	26.22±0.33	152.149***
Na	37.52±0.04	26.21±0.08	224.150***
Zn	0.89±0.02	0.23±0.00	71.753***
Se	0.09±0.00	0.05±0.00	12.599***

Results are presented as mean±SD (n=3).
Significantly different between leaves and stem by the two independent sample t-test (^***p⟨0.001).
ND, not detected.