Professor of Woody Plant Physiology
Chair, Ecology Intercollege Graduate Degree Program
Coordinator, Ecology Colloquium
College of Agricultural Sciences
Phone number(s): 
(814) 863-3371
Office Address: 
201 Forest Resources Building
PSIEE Research Theme: 
Water and Biogeochemical Cycles
Research Summary: 

Biogeochemistry of soil-plant interactions, land use impacts on water and forests, and climate change ecology. Root biology: ecology of root lifespan, nutrient foraging by mycorrhizal roots, and belowground phenology in a warming Arctic.