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Table 1 Mean elemental contents (mean ± SD, n = 3 mg/kg dry weight) in potato tuber samples collected from Yilmana Densa and Mecha districts

From: Concentration levels of selected essential and toxic metals in potato (Solanum tuberosum L.) of West Gojjam, Amhara Region, Ethiopia

Metals

Mecha

Yilmana Densa

Site 1

Site 2

Site 3

Site 4

Ca

176 ± 4

181 ± 5

249 ± 6

254 ± 2

Mg

420 ± 4

426 ± 10

436 ± 7

438 ± 7

Fe

27.3 ± 1.1

40.7 ± 3.4

38.9 ± 0.4

90.4 ± 2.8

Zn

20.6 ± 1.2

28.0 ± 2.4

42.9 ± 4.2

77.7 ± 1.3

Pb

2.0 ± 0.2

6.2 ± 0.7

15.3 ± 0.9

17.4 ± 1.7

Cd

<0.1

<0.1

<0.1

<0.1

  1. SD standard deviation; n number of measurements
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