TY - JOUR AU - Houshyarfard, Mahmoud TI - Susceptibility Evaluation of Different Cultivars of Hazelnut (Corylus avellana L.) to Powdery Mildew (Phyllactinia guttata) in Northern Iran JO - Journal of Nuts VL - 13 IS - 4 SP - 247 EP - 257 PY - 2022 DO - 10.22034/jon.2022.1940675.1128 ER -