P. K. Basavaraja, P. N. N. Reddy, N. L. Rajesh, and K. B. Apoorva, “Development of Fertilizer Prescription Targeted Yield-Equation for Carrot Crop Based on Soil Test Values”, J. Hortic. Sci., vol. 6, no. 1, pp. 33–36, Jun. 2011, doi: 10.24154/jhs.v6i1.438.