Singh, S. K., Singh, R. N., Ram, U. S., & Singh, M. K. (2016). Growth, yield attributes, yield and economics of winter popcorn (Zea mays everta Sturt.) as influenced by planting time fertility level and plant population under late sown condition. Journal of Applied and Natural Science, 8(3), 1438–1443. https://doi.org/10.31018/jans.v8i3.979