Official Journal of the Japan Wood Research Society
Table 2 Transfer factors from various media into fruiting bodies
From: Reducing radioactive cesium transfer from sawdust media to Pleurotus ostreatus fruiting bodies
Sawdust | MJ | TS | FH | FS |
|---|---|---|---|---|
Medium radioactivity (Bq/kg) | ||||
134Cs | 4.6 | 61 | 276 | 254 |
137Cs | 8.7 | 144 | 331 | 302 |
Fruiting body developing time (day) | ||||
FMC 239 | 12.5 (0.5) | 21.7 (1.2) | 12.8 (0.8) | 14 (0) |
FMC 245 | 12.1 (0.8) | 21.2 (0.5) | 12.4 (0.7) | 14 (0) |
Fruiting body wet weight (g) | ||||
FMC 239 | 78.0 (6.5) | 81.4 (4.4) | 74.3 (10.2) | 53.6 (9.2) |
FMC 245 | 84.5 (6.4) | 91.9 (4.1) | 76.5 (7.6) | 67.9 (4.0) |
Fruiting body dry weight (g) | ||||
FMC 239 | 7.2 (0.6) | 8.2 (0.3) | 6.5 (0.8) | 4.0 (0.6) |
FMC 245 | 7.7 (0.8) | 9.4 (0.3) | 6.4 (0.4) | 4.3 (0.3) |
Transfer factor (wet-weight basis) | ||||
FMC 239 | ||||
134Cs | 0.8 | 0.7 | 0.6 | 0.2 |
137Cs | 0.9 | 0.9 | 0.7 | 0.3 |
FMC 245 | ||||
134Cs | 0.7 | 0.6 | 0.7 | 0.2 |
137Cs | 0.7 | 0.6 | 0.8 | 0.3 |
Transfer factor (dry-weight basis) | ||||
FMC 239 | ||||
134Cs | 3.1 | 3.6 | 2.8 | 1.3 |
137Cs | 3.7 | 3.2 | 2.8 | 1.3 |
FMC 245 | ||||
134Cs | 2.9 | 2.9 | 2.7 | 1.4 |
137Cs | 3.7 | 3.1 | 2.8 | 1.4 |