Suryani, Okta, and Riga Riga. 2022. “A Training in Preparation of Organic Fertilizer from Wasted Rice Straw in Rice Valtivation Area-Nagari Dilam, Bukit Sundi District, Solok Regency”. Pelita Eksakta 5 (2), 87-91. https://doi.org/10.24036/pelitaeksakta/vol5-iss2/182.