فهرس المقالات mahmoud houshyar fard المقاله 1 - Evaluation of Hazelnut (Corylus avellana L.) Cultivars on Susceptibility to Brown Leaf Spot Fungus, Mamianiella coryli 10.22034/jon.2021.1941459.1131 Mahmoud Houshyarfard Journal of Nuts , العدد 2 , السنة 13 , بهار 2022 المقاله 2 - Survey on Etiology and Distribution of Dieback / Decline of Hazelnuts (Corylus avellana L.) in Northern Iran 10.22034/jon.2020.1871078.1061 Mahmoud Houshyarfard Journal of Nuts , العدد 4 , السنة 11 , تابستان 2020 المقاله 3 - Susceptibility Evaluation of Different Cultivars of Hazelnut (Corylus avellana L.) to Powdery Mildew (Phyllactinia guttata) in Northern Iran 10.22034/jon.2022.1940675.1128 Mahmoud Houshyarfard Journal of Nuts , العدد 5 , السنة 13 , پاییز 2022 المقاله 4 - Occurrence of Root Gall Disease on Hazelnut (Corylus avellana L.) in Iran 10.22034/jon.2024.2001073.1256 Mahmoud Houshyarfard Journal of Nuts , العدد 4 , السنة 15 , پاییز 2024 المقاله 5 - The Aspergillus flavus Susceptibility of Hazelnut Varieties (Corylus avellana L.) in Laboratory Conditions 10.22034/jon.2018.545270 Mahmoud Houshyarfard Davood Javadi Journal of Nuts , العدد 5 , السنة 9 , بهار 2018