- Microbiology 44
- Biotechnology 18
- Cell Biology 14
- Medical Microbiology 14
- Plant Sciences 14
- Soil Science & Conservation 14
- Pharmacology/Toxicology 8
- Ecology 7
- Microbial Ecology 7
- Biochemistry, general 6
- Animal Anatomy / Morphology / Histology 2
- Animal Biochemistry 2
- Science, Humanities and Social Sciences, multidisciplinary 2
- Science, multidisciplinary 2
- Geoecology/Natural Processes 1
- Nature Conservation 1
- Water Quality/Water Pollution 1