NAIDU, L G K, M EDWARD RAJA, S S TIJAYALAN, and P KRISHNAN. 2013. “Intercrop-Induced Potassium and Zinc Deficiency in Mango (Mangifera Indica)”. The Indian Journal of Agricultural Sciences 64 (1). https://epubs.icar.org.in/index.php/IJAgS/article/view/28967.