| Planned mean comparisons | Mean | P value |
Control | Control vs. rest | 37.2 | 0.0095 |
Rest | 39.3 | ||
FYM | FYM vs. urea | 38.4 | 0.8058 |
Urea | 38.7 | ||
Sole | Sole vs. mixed | 38.5 | 0.0057 |
Mixed | 40.9 |