First report of Diplodia africana on Grevillea robusta

Autor: Selene GIAMBRA, Giuseppe VENTURELLA, Santella BURRUANO, Maria Letizia GARGANO
Jazyk: angličtina
Rok vydání: 2020
Předmět:
Zdroj: Phytopathologia Mediterranea, Vol 58, Iss 3 (2020)
Druh dokumentu: article
ISSN: 0031-9465
1593-2095
DOI: 10.14601/Phyto-10745
Popis: Branch cankers and dieback were observed on silky-oak trees (Grevillea robusta) along some streets of Palermo (Sicily, Italy). Fungi isolated from symptomatic branches were identified as Diplodia africana and D. seriata by morphological characters and phylogenetic analyses of combined ITS and translation elongation factor 1-α sequences. Pathogenicity was verified by inoculating twigs of 3-y-old silky-oak plants. This is the first report of D. africana on G. robusta and the first record of D. seriata on this host in the northern hemisphere.
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