Simultaneous Determination of Mineral Nutrients and Toxic Metals in M. stenopetala from Southern Ethiopia: A Comparative Study of Three Cultivating Areas Using MP-AES

Table 5

Recovery analysis results for M. stenopetala leaf, seed, and soil samples.

Metals	Leaf				Seed				Soil
	Unspiked (mg kg^−1)	Added (mg kg^−1)	Obtained conc. (mg kg^−1)	Recovery (%)	Unspiked (mg kg^−1)	Added (mg kg^−1)	Obtained conc. (mg kg^−1)	Recovery (%)	Unspiked (mg kg^−1)	Added (mg kg^−1)	Obtained conc. (mg kg^−1)	Recovery (%)
K	22142	5600	27542	96.43	10071	2800	12771	96.43	6487	3546	10063	100.9
Na	153	85	231	91.77	65.6	42	106	96.20	2174	1520	3654	97.37
Ca	7842	4328	12190	100.5	2912	2164	5086	100.5	2469	1520	3919	95.40
Mg	6842	4116	10998	100.9	4312	2058	6380	100.5	4259	2425	6634	97.94
Fe	246	120	358	93.34	97	60	155	96.67	387	125	511	99.20
Co	4.35	2.76	7.05	97.83	1.14	1.38	2.49	97.83	2.12	1.52	2.25	100.9
Ni	3.21	2.18	5.38	99.55	1.06	1.09	2.08	93.58	1.86	1.52	3.32	96.06
Mn	54.28	30.92	84.8	98.71	17.14	15.46	32.7	100.7	52.36	25.75	76.01	91.85
Zn	27.64	25.42	53.16	100.4	14.82	12.71	27.45	99.38	18.65	6.25	24.5	93.60
Cr	0.32	1.12	1.41	97.33	0.11	0.56	0.66	98.22	0.87	1.12	1.91	92.86
Cu	9.42	4.54	13.94	99.56	3.71	2.27	5.89	96.04	3.51	1.12	4.57	94.65
Cd	ND	1.34	1.28	95.52	ND	0.65	0.61	93.85	ND	0.65	0.63	96.72
Pb	ND	1.01	0.98	97.03	ND	0.5	0.49	98.00	ND	0.5	0.48	96.00

ND = not detected.