R, P. K. ., S, V. ., D, S. R. ., & K, P. . (2025). Effect of supplementation of spirulina (Arthrospira) and exogenous protease enzyme on growth performance and nutrient retention of broilers. The Indian Journal of Animal Sciences, 95(2), 144–148. https://doi.org/10.56093/ijans.v95i2.149186