Table 6.
Effects of green manures and rates on mean African Stem Borer (ASB) severity and incidence.
| ASB severity |
ASB 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 | 1.5 | 0.0 | 0.0 | 0.0 | 16.7 |
| CAL 3 t.ha−1 | 1.0 | 1.0 | 1.0 | 1.9 | 0.0 | 0.0 | 0.0 | 27.8 |
| PAN 6 t.ha−1 | 1.0 | 1.0 | 1.0 | 1.2 | 0.0 | 0.0 | 0.0 | 11.1 |
| 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 | 1.8 | 2.1 | 0.0 | 0.0 | 16.7 | 38.9 |
| MEAN | 1.0 | 1.0 | 1.2 | 1.5 | 0.0 | 0.0 | 3.3 | 18.9 |
| LDS Treat (5%) | 0.4** | 13.0** | ||||||
| LDS Samreg (5%) | 0.3** | 11.6** | ||||||
| CV (%) | 11.6 | 42.8 | ||||||
LSD Treat = least significant difference between the treatments; LSD Samreg = least significant difference between the sampling regimes; CV = coefficient of variation; ** = significant at p < 0.01; CAL (Calopogonium-Pueraria mixture), PAN (Panicum), and Control, amended with NPK 15:15:15 at 200 kg.Nha−1.