Professor Emeritus of Cooperative Extension (Appt. with Landscape Architecture Program in Human Ecology Dept)
Irrigation and runoff management in environmental horticulture; water quality effects on plant growth; water use evaluation of plants for landscape horticulture; biological treatment of runoff water
Quality and safety of perishable horticultural commodities. Pre-harvest to postharvest research and outreach education on diverse fresh and minimally-processed horticultural foods from annual row crops to tree and vine commodities