- IPM - Mealybug, False codling moth, Bud mite, Fruit fly
- Disease management/Grondgedraagde siektes - Phytophthora bruinvrot/wortelvrot, Sitrusaalwurm
- Horticulture - Fruit production and quality
- Cultivar development
- Geïntegreerde bemesting - Blaar- en grondontledings/Leaf analyses
- Postharvest Pathology - Waste Prevention Checklist