by Sailesh Adhikari, email Sailesh@vt.edu In North America, the structural use of the lumber is conventionally dominated by softwood species. In the past, hardwood species was studied for dimensional grading when grading techniques for structural timber has been implemented (Ding, 1987).  However, due to low economic advantages, hardwoods have never been successfully manufactured as structural … Continue reading RESEARCH BRIEF: Yellow Poplar for CLT manufacturing