OUMA, P.; TOROMO, A.; WANAMI, S.; KABESA, S.; MUBICHAKANI, J. Learning Competencies among Students of Agriculture in Secondary Schools in Uasin-Gishu County, Kenya: A Value Chain Approach . African Journal of Education,Science and Technology (AJEST), [S. l.], v. 6, n. 1, p. Pg 82–92, 2020. Disponível em: http://ajest.org/index.php/ajest/article/view/90. Acesso em: 3 apr. 2026.