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 - Oak decline

Phytophthora Picture Gallery - Oak decline, Bild oak9.jpg

Oak 9: Tap root of a declining mature oak (Q. robur) showing dieback and formation of regeneration roots; note the loss of lateral fine roots on the regeneration roots, and the callussing lesions on the tap root and one regeneration root (fingers) due to Phytophthora infections.

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