| Planned mean comparisons | Mean | P value |
Control | Control vs. rest | 0.05 | 0.0000 |
Rest | 0.07 | ||
FYM | FYM vs. urea | 0.07 | 0.0441 |
Urea | 0.06 | ||
Sole | Sole vs. mixed | 0.06 | 0.0004 |
Mixed | 0.08 |