S. K. MANI and M. M. SINGH, “Effect of phosphorus level and cutting interval on forage yield and quality of berseem (Trifolium alexandrinum)*”, Indian J Agri Sci, vol. 67, no. 12, May 2013, Accessed: Oct. 29, 2025. [Online]. Available: https://epubs.icar.org.in/index.php/IJAgS/article/view/30199