- Plant Sciences 23
- Plant Pathology 22
- Agriculture 20
- Plant Genetics and Genomics 17
- Biotechnology 15
- Ecology 12
- Plant Physiology 12
- Entomology 6
- Life Sciences, general 6
- Plant Breeding/Biotechnology 6
- Biochemistry, general 5
- Plant Biochemistry 5
- Atmospheric Sciences 1
- Plant Systematics/Taxonomy/Biogeography 1
- Remote Sensing/Photogrammetry 1
- Soil Science & Conservation 1
- Statistics for Engineering, Physics, Computer Science, Chemistry and Earth Sciences 1