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Allium cepa
Onion (Liliaceae)
Scroll down or click on links at right to see associated pathogens, publications, and images for this taxon.


PATHOGENS
PATHOGEN PLANT PART AFFECTED
Scientific Name - Common Name Leaf Stem Root Flower Seed Fruit
Alternaria porri - Alternaria leafspot ? ? ? ? ? ?
Botrytis squamosa - Leaf blight Yes (blight) No No No No No
Erwinia carotovora ssp. carotovora - Soft rot ? ? ? ? ? ?
Helicotylenchus dihystera - Spiral nematode ? ? ? ? ? ?
Macrosporium sp. - Macrosporium ? ? ? ? ? ?
Meloidogyne sp. - Root-knot nematode No No Yes No No No
Phytophthora cinnamomi - Phytophthora No No Yes No No No
Phytophthora drechsleri - Phytophthora No No Yes (Rot) No No No
Phytophthora manoana - Phytophthora ? ? ? ? ? ?
Phytophthora palmivora - Phytophthora ? ? ? ? ? ?
Phytophthora parasitica - Phytophthora ? ? ? ? ? ?
Puccinia porri - Rust ? ? ? ? ? ?
Pyrenochaeta terrestris - Pink rot ? ? ? ? ? ?
Pythium vexans - Pythium ? ? ? ? ? ?
Rhizoctonia sp. - Root rot No No Yes No No No
Rotylenchulus reniformis - Reniform nematode ? ? ? ? ? ?
Sclerotinia sclerotiorum - Sclerotinia rot ? ? ? ? ? ?
Sclerotium cepivorum - White rot ? ? ? ? ? ?
Stemphylium botryosum - Stemphylium Yes (black mold) No No No No No
Xanthomonas sp. - Xanthomonas ? ? ? ? ? ?

PUBLICATIONS
No publication information available for this taxon.

IMAGES
No images available for this taxon.


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Comments? Questions? e-mail webmaster@hear.org.  This template was created on 02 June 2004 by Starr, and was last updated on 10 August 2005 by PT.