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