Table 7.
Cd concentrations in environmental samples used for risk assessment
Metals | Group | Paddy soil | Ground water | Rice grain | Napa cabbage | Onion | Cucumber |
---|---|---|---|---|---|---|---|
Cd (mg/kg) | Case | 1.29 | NDb | 0.14 | 0.007 | 0.006 | 0.002 |
Control | 0.89 | NDb | 0.06 | 0.007 | 0.006 | 0.002 | |
p valuea | 0.026 | – | 0.000 | – | – | – |
aIndependent sample t test
bNot detected