Mustefa, A. O. ., Abdulla, Y. M. and Sallow, . M. H. . (2018) “THE EFFECT OF QUEEN AGE AND QUEEN EXCLUDER ON SOME BIOLOGICAL ACTIVITY OF HONEYBE (Apis mellifera) COLONIES ”, Diyala Agricultural Sciences Journal , 10(2), pp. 36–47. Available at: https://journal.djas.uodiyala.edu.iq/index.php/dasj/article/view/1152 (Accessed: 1 May 2024).