Fig 1.
Average Cu labile pool (E value as fraction of total added Cu) in 17 short-term soil samples as a function of incubation time and temperature (vertical lines represent the standard errors).
Fig 2.
The measured E values (Em) versus the predicted E values of the erfc model (Ep).
Table 1.
The estimated values of parameters, R2 and RMSE in erfc model.
Fig 3.
The measured E values (Em) versus the E values predicted by erfc model (Ep) for short-term data.
Fig 4.
The measured E values and predicted E values of field-contamination soil samples.
Vertical lines represent standard errors where they exceed the height of columns.
Table 2.
Soil pH, temperature (K), time (year, since soil field-contamination with Cu salts), soil organic carbon content (w/w%), total Cu (mg kg-1), measured E values (Em, fraction).