Research Article

Estimating the Susceptibility of Four Wheat Cultivars to the Saw-Toothed Grain Beetle Oryzaephilus surinamensis (L.) (Coleoptera: Silvanidae)

Table 4

Dobie’s index of susceptibility (DI) of four wheat cultivars.

Wheat cultivarsStandard deviationDI (means ± SE)Level of susceptibility

Albelad0.7317.44 ± 0.42aHighly susceptible
Aldwasair0.124.67 ± 0.07dModerately resistant
Australia0.216.18 ± 0.12cModerately susceptible
Najran0.868.42 ± 0.50bSusceptible

Different letters within each column indicate significant difference ().