Kundu, C.K., Meena Devi, N., Nayak, L., Banerjee, H., Das, S., Nandi, T. and Jha, S. 2023. Nutritional effect of zinc and boron on growth, yield and oil content of hybrid sunflower (Helianthus annuus L.). Environment Conservation Journal. 24, 3 (Aug. 2023), 260–267. DOI:https://doi.org/10.36953/ECJ.17352542.