Fig. 4

In vivo effect of Bacillus licheniformis GL174 presence on grapevine Glera resistance against Botrytis cinerea. Symptom severity was determined on detached leaves (a, b) and on in planta leaves (c, d) in absence (NT) or in presence of bacteria (GL174). Except for (b) the plots report statistically significant differences between the treatments (t-student test, P < 0.05). Data are reported ± SEM. Example of leaves showing fungal lesions are reported for every set of samples. Bars: 2 cm