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- Foreign Expert Professor – Henan University, China
- Affiliate Faculty - Penn State
Areas of Expertise
- Plant-Mediated Interactions
- Evolutionary Ecology
- Agroecology and Sustainable Agriculture
- Plant Domestication and Trophic Interactions
- Biodiversity and Pest Regulation in Traditional Cropping Systems
- Extension Entomologist, Horticulture
Areas of Expertise
- Beneficial Insects
- Biological Control
- Entomology
- Integrated Pest Management
- Invasive Species
- Foreign Expert Professor – Henan University, China
- Emeritus Professor – University of Neuchâtel, Switzerland
- Affiliate Faculty – Penn State
Areas of Expertise
- Entomology & Nematology
- Insect-Plant Interactions
- Chemical Ecology
- Multi-trophic Interactions
- Sustainable Agriculture
- Extension Educator, Apiculture
