“Production Performance, Serum Biochemical, Intestine Morphology and Nutrient Digestibility of Broiler Feed Diet and High in Fiber Contain Different Levels of Pectinase” (2026) Euphrates journal of agricultural science, 18(3). Available at: https://ejs-agri.com/index.php/EJAS/article/view/261 (Accessed: 28 October 2026).