Cluster analysis of the clone libraries. The tree was created with Cluster environments analysis of the Unifrac program. Jackknife with 100 permutations was performed to assess the reliability of the tree. Jackknife values over 50 are given at the corresponding branches. 1, Building 1; 2, Building 2; W, winter; Sp, spring; Su, summer; F, fall.
Rintala et al. BMC Microbiology 2008 8:56 doi:10.1186/1471-2180-8-56