- Microbial Ecology 7
- Microbial Genetics and Genomics 7
- Microbiology 7
- Science, Humanities and Social Sciences, multidisciplinary 5
- Science, multidisciplinary 5
- Ecology 4
- Medical Microbiology 4
- Soil Science & Conservation 4
- Bioinformatics 3
- Geoecology/Natural Processes 3
- Virology 3
- Agriculture 2
- Applied Microbiology 2
- Nature Conservation 2
- Plant Physiology 2
- Plant Sciences 2
- Water Quality/Water Pollution 2
- Animal Genetics and Genomics 1
- Biotechnology 1
- Climate Change 1