Symbiotic Fungi: Principles and Practice (Soil Biology)

Table 14.2 Element concentrations with measurement errors (Stat.err.) and limits of detection (lod) of selected regions within Viola lutea ssp. westfalica roots from
the metal-polluted site. Scan size 250 250 mm 2
lod
(mg.g 1 )
Whole area Epidermis Cortex Endodermis Vascular tissues
Stat.err. lod
(%) (mg.g 1 Conc
) (mg.g 1 Stat.err. lod
) (%) (mg.g 1 Conc
) (mg.g 1 Stat.err. lod
) (%) (mg.g 1 Conc
) (mg.g 1 Stat.err. lod
) (%) (mg.g 1 Conc
) (mg.g 1 Stat.err.
) (%)
Elements Conc
(mg.g 1 )
P 1453 1.72 24.2 1494 4.53 52.1 1275 1.64 35.4 1583 2.36 68.6 1826 1.67 48.3
S 1255 1.23 30.2 1582 1.58 47.9 1023 2.27 45.8 1316 2.90 75.2 1073 2.26 40.9
Cl 4342 0.30 14.3 6248 0.39 27.6 2991 0.68 23.7 6124 0.64 41.4 1606 1.40 29.3
K 4632 0.27 13.4 9224 0.31 26.4 2492 0.77 22.2 3803 0.95 44.3 1664 1.50 32.5
Ca 8828 0.25 23.9 4601 0.75 51.3 8381 0.41 26.8 18748 0.39 48.6 8116 0.59 31.9
Mn 18.8 4.78 1.7 41.2 5.48 4.1 10 10.94 2.0 10.9 17.23 3.4 0.0 / 2.6
Fe 2341 0.14 1.2 7594 0.13 2.3 137.5 1.28 1.6 64.8 3.43 2.9 35 4.58 2.1
Cu 18.8 7.36 2.4 34.1 7.16 4.2 11.2 17.18 3.4 17.1 22.27 7.0 8.6 23.35 3.7
Zn 8801 0.10 2.3 11846 0.15 4.2 6970 0.22 1.7 12031 0.25 7.0 3913 0.44 5.6
Pb 1192 0.64 1.9 1642 0.96 8.8 1231 1.26 5.1 1234 1.91 15.5 214.4 5.00 8.8
The X-ray spectra corresponding to particular root morphological structures (whole root area, epidermis, cortex, endodermis, and vascular tissues) were extracted from
the encircled regions and analysed using GUPIX software