MCCLOY, B.; WHITE, S. The key to successful second year white clover seed crops. NZGA: Research and Practice Series, [S. l.], v. 6, p. 40–40, 1996. DOI: 10.33584/rps.6.1995.3382. Disponível em: https://www.nzgajournal.org.nz/index.php/rps/article/view/3382. Acesso em: 8 aug. 2026.