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Purple spot lesions on asparagus spears
Diseased asparagus crowns: Phytophthora on left, healthy at center, Fusarium crown rot on right.
Stand decline and dead stems due to Fusarium crown rot
Purple spot, caused by Stempylium vesicarium on asparagus stems
Asparagus crown shown reddish brown discoloration and rot due to Fusarium
Rust pustules (uredinia) on asparagus stem
Overwintering stage (telia) of rust on asparagus stem
Early season rust pustule (aecium) on asparagus stem
