Hameed, R. A., Ahmed, H. A.-R., Hayawi, J. A., & Dhannoon, A. Y. (2026). Response of Barley Variety Noor to Different Levels of DAP Fertilizer at Different Planting Dates. American Journal of Botany and Bioengineering, 3(1), 34–40. https://doi.org/10.51699/ajbb.v3i1.1911