Manfred Mielke's Images
Organization: USDA Forest ServiceCountry: United States
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Symptoms(X)
| 36 Images of 19 Subjects | View Subject List | View Image Details | View Thumbnails |
| Image | Subject Name | Scientific Name | Description |
|---|---|---|---|
| 1399112 | shepherd's crook leaf and shoot blight | Venturia populina | |
| 1399050 | sapstreak disease of sugar maple | Ceratocystis coerulescens | |
| 1399115 | Dothiorella gummosis and rot | Dothiorella gregaria | |
| 1399046 | sapstreak disease of sugar maple | Ceratocystis coerulescens | note small leaves |
| 1399026 | nutrient deficiency | chlorosis | |
| 1399027 | nutrient deficiency | chlorosis | |
| 1399121 | corky bark disease | Diplodia tumefaciens | |
| 1399129 | Marssonina blight of poplar | Marssonina populi | |
| 1399047 | sapstreak disease of sugar maple | Ceratocystis coerulescens | typical fresh stain on buttress root |
| 1399078 | butternut canker | Sirococcus clavigignenti-juglandacearum | |
| 1399080 | butternut canker | Sirococcus clavigignenti-juglandacearum | |
| 1399077 | butternut canker | Sirococcus clavigignenti-juglandacearum | |
| 1399019 | Leptographium root disease | Leptographium procerum | wilt symptoms and resinosis |
| 1399021 | Leptographium root disease | Leptographium procerum | diffuse canker behind resinosis at root collar |
| 1399022 | Nectria canker | Nectria spp. | |
| 1399020 | Leptographium root disease | Leptographium procerum | resinosis |
| 1399085 | needle blight of larch | Meria laricis | |
| 1399079 | butternut canker | Sirococcus clavigignenti-juglandacearum | |
| 1399018 | Leptographium root disease | Leptographium procerum | resinosis |
| 1399049 | sapstreak disease of sugar maple | Ceratocystis coerulescens | characteristic stain on buttress root |
| 1399048 | sapstreak disease of sugar maple | Ceratocystis coerulescens | typical fresh stain on buttress root |
| 1399013 | annosum root disease | Heterobasidion annosum | butt swell |
| 1399076 | butternut canker | Sirococcus clavigignenti-juglandacearum | |
| 1399075 | butternut canker | Sirococcus clavigignenti-juglandacearum | |
| 1399127 | crown gall | Rhizobium radiobacter | Poor pruning resulting in spread of crown gall |
| 1399117 | Cytospora canker | Valsa sordida | Excised canker at base of tree, callous formation. |
| 1399059 | Eutypella canker | Eutypella parasitica | |
| 1399014 | wood decay | Stereum spp. | |
| 1399060 | Eutypella canker | Eutypella parasitica | break at canker |
| 1399015 | wood decay | Stereum spp. | |
| 1399067 | iron deficiency | iron deficiency | |
| 1399110 | Marssonina leaf spot | Marssonina tremulae | |
| 1399118 | crown gall | Rhizobium radiobacter | |
| 1399116 | Dothichiza canker | Dothichiza populea | bark canker |
| 1399069 | Armillaria root rot | Armillaria mellea | Hazard tree |
| 1399012 | annosum root disease | Heterobasidion annosum | peeled logs to prevent Ips build-up |
