Muhammad Shahkar Uzair, Asad Sultan, Sar Zamin Khan and Sher Bahadur Khan, 2025. Impact of Different Levels of Ginger Derived Phyto-Protease (Zingibain) on Broiler Production Performance and Nutrient Digestibility Fed Diet With Reduced Level of Protein and Amino Acids. Pakistan J. Zool., 57: 2261-2269. DOI: https://dx.doi.org/10.17582/journal.pjz/20231205103358