Bashar M, Howlider M, Bulbul S. Effect of exogenous Phytase on Egg Production and Egg Quality of Spent Hen. Bangladesh J. of Livestock Res. [Internet]. 2020 May 10 [cited 2024 Sep. 1];20(1-2):68-76. Available from: https://banglajol.info/index.php/BJLR/article/view/47020