Page 154 - Plant-Based Remediation Processes

8 A Multi-disciplinary Challenge for Phytoremediation of Metal-Polluted.. . 145

silty-loam Zn e kg 1 mg 150 96.5 2,410 860 30.2 674 24.1 79.5 1.21

a
with Pb e kg 1 mg 100 22.4 459 118 15.7 89.8 10.3 17.9 2.96

comparison kg 1

in Cu e mg 120 72.8 2,726 1,719 291 1,103 190 31.1 4.51
soil,
capping Co e kg 1 mg 20 <0.01 102 41.6 n.d. 29.5 n.d. 7.95 n.d.

situ 152/2006)
in kg 1
and Cd e mg 2 0.83 5.09 2.67 0.31 1.67 0.16 0.38 0.09 Decree
waste

pyrite As e kg 1 mg 20 19.9 892 243 n.d. 292 n.d. 15.5 n.d. Legislative

of
3)
¼ kg 1 (Italian
(n K d mg 17.3 n.d. 153 131 62.8 areas’
contamination Padova) P c kg 1 mg 11.8 n.d. 12.7 7.90 33.1 residential depth) of m

metal of kg 1 and depth) (0–0.15

of N b g 0.73 n.d. 5.33 6.67 5.67 private of m tillage
level (0–0.15
and (Legnaro—University O.M. a % 1.87 <0.01 2.52 2.85 2.17 method 11260) public, after
properties soil pH 8.1 7.3 7.6 7.5 7.8 Black and (ISO TEA ‘Green tillage after concentration

chemical reference layer Legnaro g Legnaro h IGV f exceed Walkey method method BaCl 2 method for Values concentration metal

Main capping soil-pyrite at soil at soil bold determined matter: Kjeldhal Olsen P: K: 3051 Guideline

8.1 uncontaminated waste Ploughing g Ploughing h Ripping g Ripping h in not N: d Exchangeable metal h DTPA-extractable
Table IGV f Unpolluted Pyrite Mixed Reference Reference Values n.d. a Organic b Total c Available e USEPA f Italian g Total