NEWFIELD, M.; WARD, B. Vigilantreg; herbicide for control of two wilding conifer species contorta pine and Douglas fir. New Zealand Plant Protection, [S. l.], v. 57, p. 94–97, 2004. DOI: 10.30843/nzpp.2004.57.6978. Disponível em: https://journal.nzpps.org/index.php/nzpp/article/view/6978. Acesso em: 23 oct. 2021.