Severe dieback and mortality of wild olive trees associated with Phytophthora species in Italy.

The pathogenicity of both I Phytophthora i species was verified using six-month-old wild olive seedlings and the soil infestation method (Perez-Sierra I et al. i , [4]). Keywords: Mediterranean tree; oomycete; root rot EN Mediterranean tree oomycete root rot 1 4 4 12/29/22 20221001 NES 221001 Wild olive ( I Olea europaea i var. I sylvestris i ) is a sclerophyllous drought-tolerant tree native to the Mediterranean basin, which is used as a hardy and disease-resistant rootstock on which scions of cultivated olive varieties are grafted (Breton I et al. i , [2]). [Extracted from the article]