NICOTINAMIDE AND azospirillum brasilense ENHANCE GRAIN YIELD AND ECONOMIC RETURN IN SORGHUM CULTIVATION. REVISTA DE AGRICULTURA NEOTROPICAL, [S. l.], v. 13, n. 1, 2026. DOI: 10.32404/rean.v13i1.9572. Disponível em: https://periodicosonline.uems.br/agrineo/article/view/9572. Acesso em: 26 aug. 2026.