| Ogoja | Abakaliki | ||||
| Expt. NO. (RHA %) | Response YI (N/MM2) | Y (N/MM2) | Expt. NO. (RHA %) | Response YI (N/MM2) | Y (N/MM2) |
| 5 | 34.14 36.96 36.08 | 35.72 | 5 | 41.25 41.0 40.0 | 40.75 |
| 10 | 31.22 24.01 28.74 | 27.99 | 10 | 33.15 35.0 35.78 | 34.64 |
| 15 | 23.93 22.41 22.96 | 23.10 | 15 | 17.00 19.00 24.50 | 20.17 |
| 20 | 17.87 19.61 17.23 | 18.23 | 20 | 18.00 17.20 16.00 | 17.10 |