2005 Annual Report 4d.Progress report. This report serves to document research conducted under a Reimbursable Agreement between ARS and Auburn University. Additional details of research can be found in the report for the research project 6404-21220-003-00D Vegetable and Ornamental Research in the Gulf South. Two Studies have been completed evaluating alternative substrates and the data was presented at the 2005 Southern Nursery Research Conference. Multiple other studies have been initiated evaluating long-term impact on growth of woody nursery crops.