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The rating scale for yellow rust evaluation of infected wheat plants.
| Number | Level of Symptoms | Resistance Level |
|---|---|---|
| 0 | No symptoms | Resistant |
| 1 | 1–5% stripes on leaves | Moderately resistant |
| 2 | 6–20% stripes on leaves | Moderately resistant |
| 3 | 21–40% stripes on leaves | Moderately susceptible |
| 4 | 41–60% stripes on leaves | Moderately susceptible |
| 5 | More than 61% stripes on leaves | Susceptible |
