SAFAR MAHDI, H., HUSSEIN, W.I., SALIH, H.M. and ALI YOUSSEF, S.M.A. 2018. EFFECT OF PRE-SOWING TREATMENTS ON SEED GERMINATION OF P. eurycarpa AND P. khinjuk – KURDISTAN REGION. Journal of Duhok University. 20, 1 (Apr. 2018), 105-113. DOI:https://doi.org/10.26682/avuod.2017.20.1.12.