Associate Professor of Soil Management and Applied Soil Physics
College of Agricultural Sciences
Email: 
swd10@psu.edu
Phone number(s): 
(814) 863-7637
Office Address: 
408 Agricultural Sciences and Industries Building
PSIEE Research Theme: 
Water and Biogeochemical Cycles
Research Summary: 

Effects of soil management practices on soil physical properties and processes including the effect of no-tillage and tillage on soil physical properties, soil compaction effect on soil and crops, effect of crop rotation on soil quality, and the benefits and challenges of cover crops.