Statistical analysis
Using the SPSS statistical package (SPSS for Windows 17.0), an
analysis of variance (ANOVA) was performed on the AUDPC
values to estimate genetic resistance, and the Tukey multiple range
test was used to compare the differences between means.
Chi-square tests were used to determine the goodness of fit of
observed numbers of plants in each population to expected
segregation ratios for the phenotypic AUDPC values.