Articles tagged Rhizosphaera
- Spruce Diseases
| Category: Insects & Diseases | Tags:
CYTOSPORA CANKER Cytospora canker, caused by the fungus Cytospora kunzei (also known as Valsa kunzei var. piceae), is the most prevalent and destructive fungal disease of Norway and Colorado blue spruce. Occasionally, Cytospora canker is found on...
- April 16, 2009 Plant Health Care Report
| Category: PHC Reports Archive | Tags:
This issue contains details on many items including: Hemlock rust miteWoolly alder aphidLarch casebearerSpiny rose gallLophodermiumRhizosphaeraVolutella stem and leaf blightCytospora canker of spruceBlack knot DOWNLOAD THE APRIL 16, 2009 REPORT...