Table 3.
Effects of green manures and rates on mean leaf blight incidence, for cropping season 2020–2021.
| Leaf blight severity |
Leaf blight incidence (%) |
|||||||
|---|---|---|---|---|---|---|---|---|
| Weeks after emergence | Weeks after emergence | |||||||
| Treatments | 4 | 6 | 8 | 10 | 4 | 6 | 8 | 10 |
| CAL 6 t.ha−1 | 1.7 | 2.7 | 3.4 | 3.6 | 16.7 | 44.4 | 66.6 | 72.2 |
| CAL 3 t.ha−1 | 2.3 | 3.3 | 3.0 | 3.8 | 44.4 | 55.5 | 61.1 | 83.3 |
| PAN 6 t.ha−1 | 1.0 | 3.2 | 2.4 | 2.7 | 0.0 | 27.8 | 44.4 | 44.4 |
| PAN 3 t.ha−1 | 1.7 | 3.2 | 3.9 | 4.0 | 11.1 | 38.9 | 61.12 | 72.2 |
| CONTROL | 1.0 | 1.0 | 1.6 | 1.8 | 0.0 | 0.0 | 22.2 | 22.2 |
| MEAN | 1.5 | 2.5 | 2.9 | 3.2 | 14.4 | 33.3 | 51.1 | 58.8 |
| LSD Treat (5%) | 0.8*** | 20.0*** | ||||||
| LSD Samreg (5%) | 0.7*** | 17.9*** | ||||||
| CV% | 12.5 | 29.3 | ||||||
LSD Treat = least significant difference between the treatments; LSD Samreg = least significant difference between the sampling regimes; *** = significant at p < 0.001; CAL (Calopogonium-pueraria mixture), PAN (Panicum), and Control, amended with NPK 15:15:15 at 200 kg.Nha−1.