Farm-Level Economic Assessment of Watermelon Production in Nangarhar Province. Journal of Natural Science Review , [S. l.], v. 3, n. 3, p. 228–238, 2025. DOI: 10.62810/jnsr.v3i3.229. Disponível em: https://kujnsr.com/JNSR/article/view/229. Acesso em: 4 may. 2026.