KWIZERA, D.; AREO, I. O. Impact of Irrigation Schemes on Smallholders’ Agricultural Productivity in Rwanda: A Case Study of Urwonjya and Rwoganyoni Marshlands in Nyaruguru District . Journal of Agriculture & Environmental Sciences, [S. l.], v. 10, n. 2, p. 62–86, 2026. DOI: 10.53819/81018102t2582. Disponível em: https://stratfordjournalpublishers.org/journals/index.php/journal-of-agriculture/article/view/2894. Acesso em: 26 jul. 2026.