BAG, KOUSHIK, et al. “Effect of Tillage, Residue and Nitrogen Management on Soil Physical Properties, Root Growth and Productivity of Wheat (Triticum Aestivum)”. The Indian Journal of Agricultural Sciences, vol. 90, no. 9, Oct. 2020, pp. 1753-7, https://doi.org/10.56093/ijas.v90i9.106622.