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Plant Disease|March 8, 2019
First Report of White Pine Blister Rust in ColoradoD W Johnson, W R Jacobi
Plant Disease|February 21, 2019
Association of Ophiostoma novo-ulmi with Scolytus schevyrewi (Scolytidae) in ColoradoW R Jacobi, R D Koski, T C Harrington, et al.
Journal of Economic Entomology|November 20, 2012
Retail firewood can transport live tree pestsW R Jacobi, J G Hardin, B A Goodrich, et al.
Plant Disease|March 8, 2019
Condition of Green Ash, Incidence of Ash Yellows Phytoplasmas, and Their Association in the Great Plains and Rocky Mountain Regions of North AmericaJ A Walla, W R Jacobi, N A Tisserat, et al.
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