HERVIYANTI, Herviyanti; GUSNIDAR, Gusnidar; HARIANTI, M. Using of Humic Matter from Low Rank Coal to Increase Phosphorous Fertilizer Efficiency and Production of Corn at Oxisol. International Journal on Advanced Science, Engineering and Information Technology, [S. l.], v. 3, n. 5, p. 350–354, 2013. DOI: 10.18517/ijaseit.3.5.340. Disponível em: https://ijaseit.insightsociety.org/index.php/ijaseit/article/view/340. Acesso em: 22 jul. 2024.