BABU, S. (2016) “Influence of sunflower stover and nutrient management on growth, yield and energetics of sunflower (Helianthus annuus) in a pigeonpea (Cajanus cajan)- sunflower cropping system”, The Indian Journal of Agricultural Sciences, 86(3), pp. 315–20. doi:10.56093/ijas.v86i3.56856.