Aqsa Javaid, Masoom Yasinzai and Khunsa Saeed Kiyani, 2022. Enhanced Phytase Production from Indigenous Bacillus subtilis KT004404 by Response Surface Methodology to be Used as Poultry Feed Supplement. Pakistan J. Zool., 55: 893-904. 
DOI: https://dx.doi.org/10.17582/journal.pjz/20210910100924