The MaMA program of the Ecological Research Institute (see www.MonitoringAsh.org) provides constructive steps to be taken at each stage of Emerald Ash Borer (EAB) invasion, including pre-invasion as well as late stages when virtually all the ash in an area

A small percentage of naturally occurring native ash trees stay healthy years after the rest of the trees in an area have died from Emerald Ash Borer (EAB). US Forest Service scientists have shown that twigs (scion) from such “lingering