Comparison of several parameters between asymptomatic and symptomatic cuticles.

All data were analyzed by Duncan’s multiple range test using SAS software package. Different letters represent significant difference at a level of p ≤ 0.05. c Fold-change in pectinase activity of cuticles isolated from HLB-asymptomatic and symptomatic leaves. d Inhibitory zone diameter of cuticles treated with a 500 mg/L ampicillin solution. Comparison of several parameters between asymptomatic and symptomatic cuticles.