DescriptionAilanthus Wilt Research Study (19383963701).jpg
Joanne Rebbeck, a Research Scientist and Timothy Fox, a Biological Research Technician, both from the USDA Forest Service Northern Research Station inoculated Ailanthus trees with Verticillium nonalfalfae (V. nonalfalfae) to evaluate how effective it might be in controlling Ailanthus. (Photo courtesy of USDA Forest Service, Wayne National Forest)
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