<abstract xmlns="http://www.w3.org/1999/xhtml">

<p>Anthracnose of holm oak (<italic>Quercus ilex</italic> L.) was studied in several sites located in Belezma National Park (Eastern Algeria). Disease severity varied according to the site, but symptoms were particularly frequent on leaves supported by south-facing twigs. Leaves inserted on the distal part of twigs were more affected by anthracnose regardless of twigs’ position on trees. The fungal isolates obtained from damaged tissues were sorted to five morphotypes and identified as <italic>Apiognomonia errabunda</italic> based on morphological characteristics and ITS sequencing. This is the first record of the occurrence of the fungus <italic>Apiognomonia errabunda</italic> on <italic>Quercus ilex</italic> in Algeria. Particular climatic conditions marked by late spring rains followed by high temperatures may play a key role in the increased leaf vulnerability of <italic>Q. ilex</italic> to infection.</p></abstract>

Anthracnose of holm oak (Quercus ilex L.) was studied in several sites located in Belezma National Park (Eastern Algeria). Disease severity varied according to the site, but symptoms were particularly frequent on leaves supported by south-facing twigs. Leaves inserted on the distal part of twigs were more affected by anthracnose regardless of twigs’ position on trees. The fungal isolates obtained from damaged tissues were sorted to five morphotypes and identified as Apiognomonia errabunda based on morphological characteristics and ITS sequencing. This is the first record of the occurrence of the fungus Apiognomonia errabunda on Quercus ilex in Algeria. Particular climatic conditions marked by late spring rains followed by high temperatures may play a key role in the increased leaf vulnerability of Q. ilex to infection.

First report of <italic>Apiognomonia errabunda</italic> on <italic>Quercus ilex</italic> in Algeria

Folia Forestalia Polonica

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Anthracnose of holm oak (Quercus ilex L.) was studied in several sites located in Belezma National Park (Eastern Algeria). Disease severity varied according to...

First report of Apiognomonia errabunda on Quercus ilex in Algeria

Article Category: Original article

Published Online: Mar 13, 2021

Page range: 10 - 20

Received: Apr 10, 2019

Accepted: Nov 09, 2020

DOI: https://doi.org/10.2478/ffp-2021-0002

© 2021 Oussama Ali Bensaci, Riadh Beghami, Kamel Gouaref, published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.