Seed Corn Best Management Practices for Ontario
Home
Scouting
Management
Diseases
Insects
Weeds
About this site
Disease Images
Insect Images
Weed Images
Seed Corn Disease Images 3 - Stalk Rots
Browse:
Seedling Diseases
Corn Leaf Diseases
Stalk Rots
Ear Rots or Moulds
Environmental Injury
Herbicide Injury
Return to Disease Scouting
Table of Contents
Anthracnose Stalk Rot
Gibberella Stalk Rot
Fusarium Stalk Rot
Diplodia Stalk Rot
Pythium Stalk Rot
Click on the thumbnail or the image name to view the larger picture
Stalk Rots
Anthracnose Stalk Rot
1.
Anthracnose
at base of stalk
2.
brown to black shiny
areas or streaks
3.
brown to black
areas or streaks
4.
rotted pith
5.
rotted pith
|
top of page
|
Gibberella Stalk Rot
1.
Gibberella stalk rot
2.
pink to reddish
colour
3.
shredded piths
4.
black spots are
easy to scrape off
Fusarium Stalk Rot
1.
light brown to black
lesions near nodes
2.
salmon pink
growth in pith
3.
Fusarium stalk rot
|
top of page
|
Diplodia Stalk Rot
1.
Diplodia stalk rot
2.
pycnidia hard to
scrape off
Pythium Stalk Rot
1.
Pythium lesions
2.
decay at first
internode
3.
infected tissue
has wet look
For further information:
msantavy@seedcorngrowers.on.ca
|
top of page
|