Elemental and Proximate Compositions of Sesame Seeds and the Underlying Soil from Tsegede, Ethiopia

Table 7

Concentration (mg/kg, dry weight) of metals in soil samples from three sesame growing areas of Tsegede, Ethiopia.

Sample area	Fe	Zn	Cu	Mg	Ca
Soroka	215.5 ± 0.4	31.0 ± 1.6	28.9 ± 2.2	511.6 ± 8.8	456.8 ± 4.3
Kola Zana	212.0 ± 1.6	27.5 ± 1.6	28.9 ± 0.5	492.1 ± 6.1	362.6 ± 7.9
Kisha	210.4 ± 2.4	27.8 ± 2.8	28.7 ± 2.4	518.7 ± 27	435.4 ± 70
Overall mean	212.6 ± 2.6	28.8 ± 1.9	28.8 ± 0.1	507.6 ± 14	418.0 ± 49