PÉREZ TIRADO, Angel Johan; QUIAC HUACCHA, Verónica Lizbeth; FLORES RAMOS, Doris Madeli; CHILON CHALAN, Keico Jhiovana; TINGAL HERRERA, James Franco. COMPARISON OF THE DENSITY OF SANDY SOIL BY ADDING PINE SEED ASH (3%, 6% AND 9%), BY PROCTOR TEST. LACCEI, [S. l.], v. 1, n. 14, 2026. DOI: 10.18687/LACCEI2026.1.1.2136. Disponível em: https://proceedings.laccei.org/index.php/laccei/article/view/7703. Acesso em: 3 oct. 2026.