JAIN, G.; KUSHWAH, S. S.; SINGH, O. P.; VERMA, K. S. Effect of Different Doses of Nitrogen and Sulphur on Growth, Yield and Quality of Onion (Allium Cepa). Indian J Agri Sci 2014, 84 (11), 1352–7. https://doi.org/10.56093/ijas.v84i11.44634.