Logo Baumkrankheiten - Phytophthora - Dr. Th. Jung

Phytophthora Research and Consultancy

This is an information by Dr. rer. silv. Thomas Jung expert for Phytophthora, forest and tree diseases and nurseries

Diagnosis | Tree assessment | Control | Phytophthora Consulting

Phytophthora Picture Gallery - Alder dieback

Phytophthora Picture Gallery - Alder dieback, Bild alder6.jpg

Alder 5: Grey alder (A. incana) with collar rot caused by P. alni; note the typical tarry spots at the outer bark and the tongue-shaped orange-brown necrosis of the inner bark.

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