CLARK, D.; HARRIS, S. White clover or nitrogen fertiliser for dairying?. NZGA: Research and Practice Series, [S. l.], v. 6, p. 107–114, 1996. DOI: 10.33584/rps.6.1995.3348. Disponível em: https://www.nzgajournal.org.nz/index.php/rps/article/view/3348. Acesso em: 16 sep. 2026.