Horticulture value chain mapping: An Illustration of participating youths in Tabora Municipality, United Republic of Tanzania. East African Journal of Science, Technology and Innovation, [S. l.], v. 7, n. Special Issue 1, 2026. DOI: 10.37425/6ysn2w79. Disponível em: https://mail.eajsti.org/index.php/EAJSTI/article/view/1956. Acesso em: 16 apr. 2026.