Sahoo, A., Patra, R.C. and Swarup, D. (2007) “Influence of oral lead administration on rumen fermantative develoment in pre-ruminent calves”, The Indian Journal of Animal Sciences, 77(10). Available at: https://epubs.icar.org.in/index.php/IJAnS/article/view/10305 (Accessed: 23 October 2025).