Office Phone:(605) 688-5081
Office Fax: (605) 688-4602
Office Location:Ag Hall
Box 2207A Room 214
Brookings, SD 57007
E-mail: DAVID_CLAY@SDSTATE.EDU

Dr. Clay is currently conducting research into the impact of physical stress on C and N cycling, the fate of N fertilizer in soil, management techniques to reduce nitrate leaching to groundwater and improve soil quality, and the development of mechanistic models to define these systems.