Table 1.

Criteria for field assessment of pasmo severity on a scale of 0–9.

Severity score	Criteria
0	No sign of pasmo, the most vigorous
1	< 10 leaf area or/and stem area affected by pasmo
2	10–20% leaf area or/and stem area affected by pasmo
3	21–30% leaf area or/and stem area affected by pasmo
4	31–40% leaf area or/and stem area affected by pasmo
5	41–50% leaf area or/and stem area affected by pasmo
6	51–60% leaf area or/and stem area affected by pasmo
7	61–70% leaf area or/and stem area affected by pasmo
8	71–80% leaf area or/and stem area affected by pasmo
9	>80% leaf area or/and stem area affected by pasmo

Assessment of pasmo severity is based on all plants in a single row plot.