Bolstridge, N., S. Card, A. Stewart, and E.E. Jones. “Use of Rifampicinresistant Bacterial Biocontrol Strains for Monitoring Survival in Soil and Colonisation of Pea Seedling Roots”. New Zealand Plant Protection 62 (August 1, 2009): 34–40. Accessed October 2, 2022. https://journal.nzpps.org/index.php/nzpp/article/view/4803.