NARESH, R.K. (2014) “Effect of precision land leveling and permanent raised bed planting on soil properties, input use efficiency, productivity and profitability under maize (Zea mays) – wheat (Triticum aestivum) cropping system”, The Indian Journal of Agricultural Sciences, 84(6), pp. 725–32. doi:10.56093/ijas.v84i6.41464.