William M. Ciesla's Images
Title: OwnerOrganization: Forest Health Management International
Unit: Fort Collins, CO.
Country: United States
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Bill Ciesla is a forest health specialist and owner of Forest Health Management International, a consulting company based in Fort Collins, CO. Bill received his undergraduate and graduate degrees in forestry and forest entomology from the State University of New York, College of Environmental Science and Forestry at Syracuse University, Syracuse, NY. He has held assignments with USDA Forest Service as a forest entomologist and forest health program manager in Asheville, NC, Pineville, LA, Missoula, MT, Davis, CA, Fort Collins, CO and Portland, OR. From 1990 to 1995, he served as Forest Protection Officer for the Food and Agriculture Organization in Rome, Italy. His areas of interest include biology and management of forest insects and diseases and the use of remote sensing for forest damage assessment Bill is an avid photographer, specializing in close ups of insects and wildflowers and of forest damage. |
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| 9 Images of 4 Subjects | View Subject List | View Image Details | View Thumbnails |
| Image | Subject Name | Scientific Name | Description |
|---|---|---|---|
| 5382384 | spruce broom rust | Chrysomyxa arctostaphyli | Spores on infected foliage |
| 5382383 | spruce broom rust | Chrysomyxa arctostaphyli | Spores on infected foliage |
| 5382385 | spruce broom rust | Chrysomyxa arctostaphyli | Witches broom on spruce |
| 5382386 | spruce broom rust | Chrysomyxa arctostaphyli | Witches broom on spruce |
| 1244011 | Ravenelia rusts | Ravenelia spp. | Witches broom, abnormally large host foliage and spores on foliage, XI Region, Chile |
| 1254070 | Gynosporanium rusts | Gymnosporangium spp. | Fort Collins, CO. |
| 1254071 | Gynosporanium rusts | Gymnosporangium spp. | |
| 1428104 | Gynosporanium rusts | Gymnosporangium spp. | Telial stage |
| 2251002 | western gall rust | Endocronartium harknessii | gall on young pine |
