Yadvinder-Singh, Ajay-Kumar, Sandeep Sharma*, H.S. Thind, O.P. Choudhary and Monika Vashis, B.-S. V.-S. Site-Specific Fertilizer Nitrogen Management in Irrigated Wheat Using Chlorophyll Meter (SPAD Meter) in the North-Western India. JISSS 2018, 66 (1).