William C. Nesmith's Images
Organization: University of KentuckyUnit: Plant Pathology
Country: United States
| 8 Images of 3 Subjects | View Subject List | View Image Details | View Thumbnails |
| Image | Subject Name | Scientific Name | Description |
|---|---|---|---|
| 5424469 | Pythium diseases | Pythium spp. | A float tray showing an area with advanced stunting and yellow of infected plants. |
| 5424470 | Pythium diseases | Pythium spp. | Pythium infected roots seen coming out the bottom of the float tray on the right, healthy roots on the left. |
| 5424454 | blue mold | Peronospora tabacina | Underside of an infected leaf with spots showing a darker border. |
| 5424455 | blue mold | Peronospora tabacina | Close-up of infected spots which start out yellow then become necrotic with age. |
| 5424458 | blue mold | Peronospora tabacina | Plant stem cut near the soil line revealing infected, darkened vascular tissue. |
| 5424459 | blue mold | Peronospora tabacina | Plants with stem cut in cross section showing infected, darkened vascular tissue as a ring. |
| 5424460 | blue mold | Peronospora tabacina | Plant with stem cut both in cross section and tangentially to reveal infected, darkened vascular tissue. |
| 5424462 | Phytophthora blight | Phytophthora nicotianae | Characteristic disking of pith tissue of the lower stem (shank) of an infected tobacco plant. |
