extremely significantP <0.01
For Japonica rice, the R 2 values using Cd fractions and soil physicochemical properties were 0.47 and 0.66, respectively, both of them reached extremely significant level ( P <0.01).
For Japonica rice, the R 2 values using Cd fractions and soil physicochemical properties were 0.47 and 0.66, respectively, both of them reached extremely significant level ( P <0.01).