Additional file 4 of A successful defence strategy in grapevine cultivar ‘Tocai friulano’ provides compartmentation of grapevine Flavescence dorée phytoplasma

Additional file 4: Hydroxigen peroxide (H2O2) content. Samples were collected from 1-year-old canes growth from the symptomatic (S and AA) and asymptomatic (A) 2-year-old arms of Flavescence dorée infected 'Tocai friulano' plants and from healthy plants (H) in November (2020). Significant differences (P ≤ 0.05) among treatments are indicated by different letters, according to parametric one-way ANOVA using Student Newman Keuls test.