Research for dissertation purposes only. Research may take place in laboratory, greenhouse, and/or field resources at The Ohio State University in Columbus, Wooster and other associated research areas as determined by student and instructor. Research may include experimental studies, revisional studies, or other studies that create original data or technology that contributes to the discipline. Prereq: PhD Grad student standing in Entomology having completed the candidacy exam. Repeatable. This course is graded S/U.