Citation | El-Kholy KH, T El-Din H, Tawfeek FA, Hassab SHM (2022). Climate change mitigation by dietary phytogenic addition in layer hens: some re-productive traits and endocrine hormones responses J. Anim. Health Prod. 10(1): 81-87. DOI | http://dx.doi.org/10.17582/journal.jahp/2022/10.1.81.87