H . A . Al – Mashhadani, and N . S . Al – Rubaie. “EFFECT OF ADDING DIFFERENT LEVELS OF B-MANNANASE TO BROILER RATIONS CONTAINING HIGH WHEAT LEVEL ON SOME PRODUCTIVE PERFORMANCE OF THE BIRDS”. IRAQI JOURNAL OF AGRICULTURAL SCIENCES 48, no. 6 A (December 6, 2017): 1412–1417. Accessed August 15, 2025. https://www.jcoagri.uobaghdad.edu.iq/index.php/intro/article/view/2247.