Table 1 Virulent score assessment for UPM EPF
Virulent score | Criteria | Virulent level | ||
|---|---|---|---|---|
Mean % mortality | LT50 (days) | Mean % mycelia formation | ||
0.0–1.0 | < 15.0 | > 12.0 | < 20.1 | Not virulent |
1.1–2.0 | 16.0–30.0 | 9.1–12.0 | 20.1–40.0 | Mild virulent |
2.1–3.0 | 31.0–44.0 | 6.1–9.0 | 40.1–60.0 | Moderate virulent |
3.1–4.0 | 45.0–60.0 | 3.1–6.0 | 60.1–80.0 | Highly virulent |
4.1–5.0 | > 60.0 | < 3.1 | > 80.0 | Very virulent |