Shams Ul Haq, Asif Javaid, Muhammad Nauman Manzoor, Muhammad Uzair Akhtar and Muhammad Tahir Khan, 2025. Impact of Emulsifier Supplementation with Varying Levels of Metabolizable Energy on Production Performance, Egg Quality and Blood Parameters of Commercial Layers. Pakistan J. Zool., 57: 2313-2321. DOI: https://dx.doi.org/10.17582/journal.pjz/20231218122123