Table 4.
Effect of As addition levels and AMF treatments on phosphorus:arsenic ratio, As translocation from root to shoot and shoot to grain and bioaccumulation factor in T. aestivum L. var. HD-2967 plants.
| As addition levels (mg kg-1 soil) | AMF treatment | Phosphorus:Arsenic ratio |
Translocation factor |
Bioaccumulation factor | ||
|---|---|---|---|---|---|---|
| Shoot | Root | Shoot:Root | Grain:Shoot | |||
| 0 | NM | ND | ND | ND | ND | ND |
| M1 | ND | ND | ND | ND | ND | |
| M2 | ND | ND | ND | ND | ND | |
| 25 | NM | 582.6 | 354.8 | 0.7 | 0.06 | 0.6 |
| M1 | 1384.6 | 502.5 | 0.4 | 0.10 | 0.5 | |
| M2 | 1462.9 | 647.6 | 0.5 | 0.05 | 0.4 | |
| 50 | NM | 241.3 | 102.3 | 0.5 | 0.03 | 0.8 |
| M1 | 261.4 | 123.2 | 0.6 | 0.02 | 0.7 | |
| M2 | 308.6 | 202.2 | 0.8 | 0.02 | 0.5 | |
| 100 | NM | 111.7 | 54.2 | 0.6 | 0.06 | 0.5 |
| M1 | 161.0 | 76.0 | 0.7 | 0.05 | 0.4 | |
| M2 | 180.7 | 103.6 | 0.7 | 0.03 | 0.4 | |
NM, non-mycorrhizal; M1, R. intraradices; M2, G. etunicatum; ND, not detected.