IMAM, S., ANSARI, M. R., KUMAR, R., MUDGA, V., VARSHNEY, V. P., & DASS, R. S. (2011). Effect of inorganic and organic zinc supplementation on serum testosterone level in Murrah buffalo (Bubalus bubalis) bulls. The Indian Journal of Animal Sciences, 79(6). https://epubs.icar.org.in/index.php/IJAnS/article/view/2916