V. KUMAR, “Precision nutrient and conservation agriculture practices for enhancing productivity, profitability, nutrient-use efficiencies and soil nutrient status of maize (Zea mays) hybrids”, Indian J Agri Sci, vol. 85, no. 7, pp. 926–930, Jul. 2015, doi: 10.56093/ijas.v85i7.50124.