Jessy, M.D., A.N. Sasidharan Nair, M. Meera Bai, P. Rajendran, and K.I. Punnoose. “Self-Sustainability of Phosphorus Cycle in Rubber (Hevea Brasiliensis) Plantations: Annual Recycling through Litter and Removal through Latex”. Journal of Plantation Crops 37, no. 3 (October 27, 2009): 177–184. Accessed March 29, 2024. https://updatepublishing.com/journal/index.php/JPC/article/view/5965.