Khalid, Muhammad, Maryam Samad, Shehzad Elahi, and Shah Fahad. 2026. “Adoption and Productivity Assessment of Zinc-Biofortified Wheat (Akbar-19) Among Smallholder Farmers in District Khyber, Pakistan”. AgroEnvironmental Sustainability 4 (3): 240–249. https://doi.org/10.59983/s2026040301.