1. The authors are, respectively, Professor and Program Technician, College of Forestry, Agric., and Natural Resources, Univ. of Arkansas at Monticello (pelkki@uamont.edu [corresponding author], gabrielle.sherman@maine.edu). Gabrielle Sherman is currently Research Assistant, School of Forest Resources, Univ. of Maine, Orono. This paper was received for publication in July 2019. Article no. 19-00037.