Agrahari, S., & Wadhwa, N. (2010). Degradation of Chicken Feather a Poultry Waste Product by Keratinolytic Bacteria Isolated from Dumping Site at Ghazipur Poultry Processing Plant. International Journal of Poultry Science, 9(5), 482–489. https://doi.org/10.3923/ijps.2010.482.489