Journal of Chemistry

Research Article

Multivariate Analysis of Metal Levels in Paddy Soil, Rice Plants, and Rice Grains: A Case Study from Shakargarh, Pakistan

Table 3

Fractionation studies of metals in soil of rice fields, š‘› = 3 5 (mean Ā± SD).
a F1 b F2 c F3 d F4Mobility indexTotal metal
Fe 8 0 . 7 7 Ā± 5 9 . 7 2 1 5 9 0 Ā± 3 7 6 . 9 1 7 4 3 . 2 Ā± 2 2 7 2 1 9 8 . 4 0 Ā± 1 5 5 . 2 0.037 4 0 7 3 . 5 Ā± 2 2 4 9
Co 5 3 . 1 0 Ā± 6 0 . 6 0 7 0 . 8 7 Ā± 9 0 . 6 5 3 7 2 . 5 Ā± 6 1 8 . 4 1 1 7 . 5 0 Ā± 1 7 1 . 8 0.185 7 4 7 . 2 Ā± 1 1 7 9
Cr 5 . 5 5 2 Ā± 2 . 1 7 4 5 . 2 1 5 Ā± 1 . 7 5 9 1 6 . 0 6 Ā± 1 9 . 5 1 6 . 8 8 5 Ā± 5 . 5 9 3 0.183 3 7 . 8 Ā± 2 7 . 5 7
Ni 1 4 . 8 6 Ā± 9 . 4 1 6 1 6 . 6 7 Ā± 9 . 1 7 3 2 4 . 1 0 Ā± 1 1 . 1 6 1 9 . 6 1 Ā± 1 4 . 0 6 0.272 8 5 . 8 4 Ā± 1 3 . 2 8
Pb 3 9 1 . 2 Ā± 4 7 7 . 3 2 1 6 . 1 Ā± 3 4 5 . 6 3 7 7 . 4 Ā± 3 8 1 . 8 1 8 . 2 6 Ā± 9 . 6 9 3 0.330 1 0 6 5 Ā± 1 0 8 1
Cd 9 . 0 1 2 Ā± 8 . 7 1 2 9 . 0 1 1 Ā± 8 . 7 9 4 1 0 . 8 0 Ā± 1 0 . 4 4 2 . 4 3 3 Ā± 2 . 0 4 6 0.219 3 5 . 0 2 Ā± 3 3 . 7 8
a Acid soluble. b Reducible. c Oxidizable. d Residual.