Citation | Sheet. S.A., R.A. Hamed, Z.N. Taher and A.S. Hatem. 2025. Production of lactic acid from whey using two cultures mixed cultures of Lactobacillus bulgaricus and Streptococcus thermophilus and single cultures of Lactobacillus plantarum. Pakistan Journal of Agricultural Research, 38(2): 43-50. DOI | https://dx.doi.org/10.17582/journal.pjar/2025/38.2.43.50