AHMED HUSSEIN, MARYAM, and ZAHRA NAEEF AYOUB. 2019. “PROPOLIS IMPACT ON THE HONEY BEE LIFE SPAN, VARROA MITE INFESTATION AND POPULATION GROWTH OF THE COLONY”. Journal of Duhok University 22 (1), 300-311. https://doi.org/10.26682/avuod.2019.22.1.28.