Table 4.
Effects of green manure and rates on maize streak virus (MSV) severity and incidence.
| MSV severity |
MSV incidence (%) |
|||||||
|---|---|---|---|---|---|---|---|---|
| Weeks after emergence | Weeks after emergence | |||||||
| Treatments | 4 | 6 | 8 | 10 | 4 | 6 | 8 | 10 |
| CAL 6 t.ha−1 | 1.0 | 1.0 | 1.0 | 1.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| CAL 3 t.ha−1 | 1.7 | 1.5 | 1.7 | 1.8 | 11.1 | 16.7 | 27.8 | 27.8 |
| PAN 6 t.ha−1 | 2.0 | 2.0 | 1.7 | 1.9 | 5.5 | 5.0 | 16.7 | 27.8 |
| PAN 3 t.ha−1 | 1.0 | 1.0 | 1.0 | 1.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| CONTROL | 1.0 | 1.0 | 1.0 | 1.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| MEAN | 1.3 | 1.3 | 1.3 | 1.3 | 3.4 | 4.5 | 8.9 | 11.1 |
| LSD Treat (5%) | 0.6** | 15.0** | ||||||
| LSD Samreg (5%) | 0.5ns | 13.4* | ||||||
| CV% | 41.0 | 172.2 | ||||||
LSD Treat = least significant difference between the treatments; LSD Samreg = least significant difference between the sampling regimes; ns = not significant; * = significant at p < 0.05; ** = significant at p < 0.01; CAL (Calopogonium-pueraria mixture), PAN (Panicum), and Control, amended with NPK 15:15:15 at 200 kg.Nha−1.