Savita, B, and K Anjaneyulu. “Development of Leaf Nutrient Norms and Identification of Yield-Limiting Nutrients Using DRIS in Sapota Cv. Kalipatti”. Journal of Horticultural Sciences 3, no. 2 (December 31, 2008): 136–140. Accessed August 3, 2025. https://akmu.iihr.res.in/index.php/jhs/article/view/575.