Yadvinder-Singh, Ajay-Kumar, Sandeep Sharma*, H.S. Thind, O.P. Choudhary and Monika Vashis, B.-S.V.-S. (2018) “Site-specific Fertilizer Nitrogen Management in Irrigated Wheat using Chlorophyll Meter (SPAD meter) in the North-western India”, Journal of the Indian Society of Soil Science, 66(1). Available at: https://epubs.icar.org.in/index.php/JISSS/article/view/80698 (Accessed: 16 July 2026).