| Variety | Irradiation dose (Gy) | Mean | |||||
| 0 | 200 | 400 | 600 | 800 | 1000 | ||
| Apantu | 80.9 | 81.1 | 80.5 | 80.1 | 79.1 | 73.9 | 79.3 |
| Apem | 71.1 | 70.7 | 76.1 | 71.0 | 69.8 | 69.1 | 71.3 |
| Mean | 76.0 | 75.9 | 78.3 | 75.6 | 74.5 | 71.5 |
|