Table 7.
Effects of green manure and rates on the growth of maize.
| Number of leaves per plant |
Leaf area (cm2) |
|||||
|---|---|---|---|---|---|---|
| Weeks after planting | Weeks after planting | |||||
| Treatments | 4 | 6 | 8 | 4 | 6 | 8 |
| CAL 6 t.ha−1 | 7.7 | 9.4 | 13.2 | 287 | 547 | 472 |
| CAL 3 t.ha−1 | 6.8 | 8.5 | 12.4 | 258 | 385 | 324 |
| PAN 6 t.ha−1 | 6.4 | 7.7 | 11.7 | 126 | 374 | 383 |
| PAN 3 t.ha−1 | 6.4 | 7.1 | 11.8 | 143 | 350 | 336 |
| CONTROL | 7.4 | 8.7 | 11.1 | 183 | 533 | 683 |
| MEAN | 7.1 | 8.3 | 12.4 | 199 | 438 | 440 |
| LSD Treat (5%) | 0.6*** | 86.9*** | ||||
| LSD Samreg (5%) | 0.5*** | 67.3*** | ||||
| CV (%) | 2.0 | 9.7 | ||||
LSD Treat = least significant difference between the treatments; LSD Samreg = least significant difference between the sampling regimes; CV = coefficient of variation; *** = significant at p < 0.001; CAL (Calopogonium-Pueraria mixture), PAN (Panicum), and Control, amended with NPK 15:15:15 at 200 kg.Nha−1.