Referene Highlight - pH Effect on Nitrosospira Ammonium Oxidation Qing Qiao Jiang; Lars R. Bakken (1999). Comparison of <em>Nitrosospira</em> strains isolated from terrestrial environments. , 30(2), 171–186. doi:10.1111/j.1574-6941.1999.tb00646.x Comparison of Nitrosospira strains isolated from terrestrial environments – Jiang – 1999 – FEMS Microbiology Ecology – Wiley Online Library Contact Info@egyptfruit.com for full-text reference