First report of Botryosphaeria corticola affecting Quercus afares and Q. canariensis in Tunisia

摘要: In Tunisia, oak forests are widespread chiefly in the Northwest regions where they play an important ecological and socio-economical role. September 2006, cankers and dieback of branches were observed Quercus afares and Q. canariensis trees the reserve Ain Zena near Draham (north-west Tunisia). Fungal isolates obtained from twigs showing sunken necrotic bark lesions identified as Botryosphaeria corticola on basis morphological characters described by Alves et al . (2004).