About Us
About Us

Dr. Yonghao Li is responsible for the Plant Disease Information Office (PDIO). The PDIO answers inquiries about plants and plant health and performs disease diagnosis for all Connecticut residents, including homeowners and professionals.
Dr. Yonghao Li
Plant Pathologist
Dept. of Plant Pathology and Ecology
The Connecticut Agricultural Experiment Station
123 Huntington St. P. O. Box 1106
New Haven, CT 06504
Phone: (203)974-8565
Email: Yonghao.Li@ct.gov