We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleNitrogenase gene diversity and microbial community structure: a cross-system comparison.AuthorsZehr, J. P.; Jenkins, B. D.; Short, S. M.; Steward, G. F.PublicationEnvironmental Microbiology, 2003, Vol 5, Issue 7, p539ISSN1462-2912Publication typearticleDOI10.1046/j.1462-2920.2003.00451.x