Effect of Sample Sources on Heavy Metal Concentration Measured in Beta Vulgaris Organs
Table 2
Transfer of metals to plants and leaves.
Source samples
As
Cd
Co
Cr
Cu
Ni
Pb
Overall-M†
11 (11.0–13.0)
32 (32.2–33.4)
34 (33.9–35.8)
21 (21.3–23.7)
17 (16.4–19.6)
15 (15.1–17.9)
38 (36.0–40.4)
Overall-S†
16 (16.1–16.3)
31 (31.4–32.4)
40 (34.7–46.3)
31 (29.7–33.6)
21 (21.1–22.1)
20 (20.3–21.5)
37 (37.3–37.5)
∆M (95%CI)
4.5 (2.79–5.45)
NA
NA
9.5 (5.08–12.8)
4.5 (0.80–5.76)
5.4 (1.28–6.50)
NA
To leaves-M†
4.0 (3.03–4.61)
10 (9.99–10.7)
8.8 (8.68–9.20)
6.4 (6.22–6.77)
5.5 (5.02–7.10)
4.1 (3.26–5.47)
11 (10.7–13.0)
To leaves-S†
5.9 (5.69–6.12)
10 (9.90–10.6)
9.4 (9.10–9.70)
11 (10.5–11.8)
6.6 (6.54–6.77)
6.6 (6.61–6.66)
14 (12.5–15.4)
ΔM (95%CI)
1.8 (0.85–3.45)
NA
NA
4.6 (3.56–5.79)
NA
2.5 (0.97-3-40)
NA
†Municipalities, M: Mosquera, S: Sibaté. To leaves: metal transfer from the soil to leaves. Medians (25th–75th): medians in bold were compared to the medians of the rest of the relevant row. NA: no significant differences were identified.
