YADVINDER-SINGH, AJAY-KUMAR, SANDEEP SHARMA*, H.S. THIND, O.P. CHOUDHARY AND MONIKA VASHIS, Bijay-Singh, Varinderpal-Singh. 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, India, v. 66, n. 1, 2018. Disponível em: https://epubs.icar.org.in/index.php/JISSS/article/view/80698. Acesso em: 16 jul. 2026.