KÄNKÄNEN, H.; ERIKSSON, C.; RÄKKÖLÄINEN, M. Soil nitrate N as influenced by annually undersown cover crops in spring cereals. Agricultural and Food Science, [S. l.], v. 12, n. 3-4, p. 165–176, 2003. DOI: 10.23986/afsci.5750. Disponível em: https://journal.fi/afs/article/view/5750. Acesso em: 22 nov. 2024.