| Treatment | SCH (ha−1) | TKW (g) | KWH (g) | NPP−1 | HWP−1 (g) |
| Nitrogen (kg ha−1) |
|
|
|
|
|
| 0 | 75,037 | 23.00 | 62.92b | 84.42 | 4050 |
| 46 | 75,333 | 25.00 | 71.58a | 84.75 | 4367 |
| 92 | 67,926 | 24.67 | 70.58a | 76.42 | 3838 |
| 138 | 70,593 | 23.33 | 71.42a | 79.42 | 4210 |
| LSD (0.05) | NS | NS | 1.542 | NS | NS |
| Trap crop |
|
|
|
|
|
| Fallows | 72.444 | 23.33 | 67.17c | 81.50 | 3597b |
| Cowpea | 75.778 | 25.00 | 71.50a | 85.25 | 4999a |
| Soybean | 71.111 | 23.33 | 69.92b | 80.00 | 3861b |
| Desmodium | 69.556 | 24.33 | 68.92b | 78.25 | 4009b |
| LSD (0.05) | NS | NS | 1.542 | NS | 701.6 |
| CV (%) | 13.1 | 11.1 | 2.7 | 13.1 | 20.5 |