ELONEN, P.; KARA, O. Sprinkler irrigation on clay soils in southern Finland IV. The effect of repeated applications of water and nitrogen fertilization on spring cereals. Agricultural and Food Science, [S. l.], v. 44, n. 3, p. 149–163, 1972. DOI: 10.23986/afsci.71820. Disponível em: https://journal.fi/afs/article/view/71820. Acesso em: 13 may. 2024.