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Joseph O'Brien's Images

Title: Plant Pathologist
Organization: USDA Forest Service
Unit: Forest Health Protection
Country: United States

Joe is a plant pathologist with the U.S. Forest Service in St. Paul, Minnesota. in addition to photography, his major interests include tree diseases in forests, woodlands and urban areas, hazard tree identification and mitigation, and mycology. Joe is a graduate of the University of Michigan (B.S. Forestry and M.S. Forest Pathology) and the University of Minnesota (Ph.D. Plant Pathology), and currently works at the Northern Research Station on the University of Minnesota's St. Paul campus.
Remove Filters: Plants(X) Urban Trees and Landscapes(X) United States(X) 5 Sizes Available(X) Portrait(X)
2 Images of 2 Subjects View Subject List View Image Descriptions View Thumbnails
2 Images    

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5053038
5053038
eastern white pine
Pinus strobus
Tree(s)
Joseph O'Brien

1397082
1397082
white oak
Quercus alba
Tree(s)
Joseph O'Brien

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