Joshua Wigal

Treesearch Publications

• Kathleen Knight, Charles E. Flower, Jason S. Kilgore, Alejandro A. Royo, Timothy Fox, Rachel H. Kappler, Brian M. Hoven, Joshua Wigal, Jordan D. Bernard, Robert P. Long. 2023. Ash tree decline and mortality in Ohio and the Allegheny National Forest in Pennsylvania

• Program
  

  Hardwood Tree Improvement and Regeneration Center

  https://research.fs.usda.gov/nrs/programs/htirc
  Station

  Northern Research Station