Narrow Results by:

Subject Specific Filters:

  1. Category:             

    Foliage Diseases (8)
    Fruit and Seed Diseases (2)
    Virus and Bacteria (2)

  1. Order:                   (show all)

    Incertae sedis (4)
    Pleosporales (3)
    Pseudomonadales (2)
    Agaricales (1)
    Burkholderiales (1)

  1. Family:                  (show all)

    Incertae sedis (4)
    Pleosporaceae (2)
    Pseudomonadaceae (2)
    Burkholderiaceae (1)
    Corticiaceae (1)

Image Specific Filters:

  1. Descriptor:           

    Symptoms (24)
    Sign (3)
    Feature(s) (1)
    Fruiting Bodies (1)

Image Setting:

Field (18)
Laboratory (7)
Museum (3)

  1. Author:                  (show all)

    Ronald D. Gitaitis (9)
    David B. Langston (6)
    Claudia Nischwitz (5)
    Lindsey du Toit (5)
    Cesar Calderon (2)

Orientation:

Landscape (26)
Portrait (3)

Vegetables: Onions

Remove Filters: Diseases(X) 4 Sizes Available(X)
29 Images of 16 Subjects View Subject List View Image Details View Thumbnails

first prev Page: next last Display:

Subject Scientific Name Images
aster yellows phytoplasma Candidatus Phytoplasma asteris 2
bacterial leaf streak and bulb rot Pseudomonas viridiflava 6
Botrytis leaf blight Botrytis squamosa 1
botrytis rot Botrytis allii 1
downy mildew Peronospora spp. 3
Embellisia skin blotch and bulb canker of garlic Embellisia allii 1
Fusarium wilts, blights, rots and damping-off Fusarium spp. 1
gray molds Botrytis spp. 1
leaf spot Stemphylium spp. 1
pink root of onion Phoma terrestris 1
purple blotch Alternaria porri 1
root rot/damping off Rhizoctonia spp. 3
sour skin of onion Burkholderia cepacia 1
Stemphylium leaf blight and stalk rot Stemphylium vesicarium 2
Xanthomonas leaf blight of onion Xanthomonas axonopodis pv. allii 1
Yellow bud Pseudomonas An undescribed species 3

Page: