MATTILA, P. K. Ammonia volatilization, nitrogen in soil, and growth of barley after application of peat manure and pig slurry. Agricultural and Food Science, [S. l.], v. 15, n. 2, p. 138–151, 2006. DOI: 10.2137/145960606778644520. Disponível em: https://journal.fi/afs/article/view/5837. Acesso em: 26 jul. 2024.