Major Research Topics

• Sensing, machine vision, and control for agricultural automation and mechanization
• Field robotics and human-machine collaboration for agriculture
• Agricultural systems modeling, simulation, and control

Selected Projects

• Robotic pollination in fruit crops – USDA Multi-State Specialty Crop Grant Program
• Multi-robot, coordinated strawberry harvesting – NSF National Robotics Initiative
• SMART Irrigation System using IoT and Big Data Analytics – NSF/USDA Cyber Physical Systems Program
• A Robotic System for Fruit Tree Pruning – Washington Tree Fruit Research Commission
• A Multi-purpose Robotic System for Tree Fruit Crops – Washington Tree Fruit Research Commission
• Apple Crop-load Estimation Application – Office of Commercialization, WSU
• An Automated Green Shoot Thinner – Washington Wine Commission and Washington Department of Agriculture
• Unmanned Aerial System for Mitigating Bird Damage – WA Blueberry Commission
• Crop Signaling-based Weed Control in vegetable Crops – USDA Specialty Crop Research Initiative
• Shake and Catch Harvesting for Fresh Market Apples – USDA NIFA Foundational Program
• Mechanizing Red Raspberry Pruning and Cane Tying – WSDA Specialty Crop Block Grant and WA Red Raspberry Commission

• Human-machine collaboration for automated harvesting of tree fruit – NSF/USDA National Robotics Initiative
• Conversion of High-Yield Tropical Biomass into Sustainable Biofuels – USDA Biomass Research and Development Initiative
• Development and Optimization of Solid-Set Canopy Delivery Systems for Resource-Efficient, Ecologically Sustainable Apple and Cherry Production – USDA Specialty Crops Research Initiative
• Nutrient and Water Stress Sensing for Potatoes; USDA ARS – Cooperative Research Project
• 3D machine vision for improved apple crop load estimation; Washington Tree Fruit Research Commission
• Machine Vision System for Mechanical Pruning of Apple Trees; Washington State University Internal Grant Program
• A total systems approach to developing a sustainable, stem-free sweet cherry production, processing, and marketing system; USDA Specialty Crops Research Initiative