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UC IPM
Cutting away tree limb bark to inspect a Phytophthora trunk canker and crown rot, caused by
Phytophthora mengei (= P. citricola).
.
Credit: David Rosen
Cutting away tree limb bark to inspect a Phytophthora trunk canker and crown rot, caused by Phytophthora mengei (= P. citricola)..