RINNE, K. Laidunruohon kemiallinen koostumus eri typpilannoitustasoilla . Agricultural and Food Science, [S. l.], v. 48, n. 4, p. 305–316, 1976. DOI: 10.23986/afsci.71916. Disponível em: https://journal.fi/afs/article/view/71916. Acesso em: 23 apr. 2024.