M. PANHWAR, N. U. AIN, Z. LASHARI, A. R. JAMALI, R. SUHAG, and N. A. ABRO, “Cumulative Impact of Crop Stand and Foliar Urea on Traits of Importance in Sunflower (Helianthus AnnusL”, Sindh. Uni. Res. J. SS, vol. 49, no. 4, May 2020.