Karki, T.B., KC, G., Shrestha, J. and Jadav, J.P. 2015. Tillage and planting density affect the performance of maize hybrids in Chitwan, Nepal. Journal of Maize Research and Development. 1, 1 (Dec. 2015), 10–20. DOI:https://doi.org/10.3126/jmrd.v1i1.14240.