Life History of the Walnut Twig Beetle, Pityophthorus juglandis, in Eastern Tennessee

Tuesday, March 17, 2015
Camellia A (Beau Rivage Resort & Casino)
Paris L. Lambdin , Department of Entomology and Plant Pathology, University of Tennessee, Knoxville, TN
Katheryne Nix , Department of Entomology and Plant Pathology, University of Tennessee, Knoxville, TN
Paul Merten , Forest Health Protection, USDA Forest Service, Asheville, NC
Jerome F. Grant , Department of Entomology and Plant Pathology, University of Tennessee, Knoxville, TN
Dave P. Paulsen , Entomology and Plant Pathology, University of Tennessee, Knoxville, TN
Gregory J. Wiggins , Department of Entomology and Plant Pathology, University of Tennessee, Knoxville, TN
The life history of the walnut twig beetle, Pityophthorus juglandis, on black walnut in Tennessee has been investigated since its arrival in the native range of black walnut. This poster will describe the life stages, duration of life stages, number of generations per year, and potential natural enemies.
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