Reaction

Incidence (% wilted plants)

Highly resistant (HR)

0%

Resistant (R)

1% - 10%

Moderately Resistant (MR)

>10% - 20%

Moderately Susceptible (MS)

>20% - 30%

Susceptible (S)

>30% - 70%

Highly Susceptible (HS)

>70%