OUNA, E.; NJOKA, J.; KEYA, S.; WANJOGU, R. Converting Agro-Waste into Biochar: Improving Soil Fertility and Productivity in ASAL Ecosystems. Kenya Policy Briefs, [S. l.], v. 1, n. 1, p. 7–8, 2020. Disponível em: https://academia-ke.org/journal/index.php/kpb/article/view/4. Acesso em: 23 nov. 2024.