B.A. SARVARI, V.K. SINGH, KAPILA SHEKHAWAT, H. OBAID, & BUAHANUDDIN WIQAR. (2001). Effect of foliar application of nitrogen on productivity and economics of sunflower (Helianthus annuus). Indian Journal of Agronomy, 64(3), 426-429. https://doi.org/10.59797/ija.v64i3.5297