A concerned tree manager calls Dendro about his declining green ash (Fraxinus pennsylvanica). Upon inspection, Dendro finds a biotic agent is the culprit. Could it be the dreaded emerald ash borer? Learn about this timely issue with Detective Dendro on this week's episode. (A, U, M, T, L, Bs)
CEUs for this quiz may be earned only once during the life of your certification.