Walnut twig beetle: update on the biology and chemical ecology of a vector of an invasive fatal disease of walnut in the western U.S.This article is part of a larger document. View the larger document here.
The walnut twig beetle, Pityophthorus juglandis Blackman (Coleoptera: Scolytidae) (sensu Wood 2007), is a native North American bark beetle that has been recently implicated as the vector of thousand cankers disease of walnut trees in the western U.S. (Tisserat et al. 2009, Utley et al. 2009, Seybold et al. 2010).