Khaliq, A. et al. 2023. NITROGEN USE EFFICIENCY IN SUNFLOWER (HELIANTHUS ANNUUS L.) INFLUENCED BY VARIOUS FERTIGATION AND BED PLANTING TECHNIQUES. Pakistan Journal of Biotechnology. 20, 02 (Dec. 2023), 385–392. DOI:https://doi.org/10.34016/pjbt.2023.20.02.849.