Applied and Environmental Microbiology is the #1 journal in Microbiology and #1 in Biotechnology & Applied Microbiology ranked by Eigen factor score. It is the #1 cited journal in Microbiology and #1 in Biotechnology & Applied Microbiology in 2008, with > 69,000 citations. It was named by the SLA as one of the top 100 most influential journals of the last 100 years.”