Birch – Powdery Mildew
Microsphaera sp.
Birch – Powdery Mildew Signs & Symptoms
- Affected leaves
- Chasmothecia on leaves
- Chasmothecia on leaves
- Chasmothecia on leaves
Birch – Powdery Mildew Pathogen
- Chasmothecium
- Chasmothecium releasing ascospores
- Chasmothecial appendages
- Chasmothecial appendage