1. Ecological Sciences Group; The James Hutton Institute; Craigiebucker, Aberdeen; Scotland
2. Ashtown Research Centre; Teagasc; Dublin; Ireland
3. Biomedical Sciences Research Complex; University of St. Andrews; St. Andrews; Fife; UK
4. Microbial Ecology Laboratory; Department of Microbiology; School of Natural Sciences and Ryan Institute; National University of Ireland, Galway; Galway; Ireland
5. Environmental Research Centre; Teagasc; Wexford; Ireland
6. Functional Environmental Microbiology; Department of Microbiology; School of Natural Sciences; National University of Ireland, Galway; Galway; Ireland