GILLINGHAM, A.; SHEATH, G.; GRAY, M.; WEBBY, R. Management and nitrogen fertiliser options for increased pasture productivity in dryland hill systems. NZGA: Research and Practice Series, [S. l.], v. 11, p. 43–49, 2003. DOI: 10.33584/rps.11.2003.3002. Disponível em: https://www.nzgajournal.org.nz/index.php/rps/article/view/3002. Acesso em: 12 jun. 2026.