How well do you know your canola stem infections? Take this photo quiz to brush up on the distinguishing features of common stem diseases.

1. What pathogen caused the disease symptoms on this canola plant?

Blackleg

Grey stem

Sclerotinia stem rot

Verticillium stripe

2. What pathogen caused the disease symptoms on this canola plant?

Blackleg

Grey stem

Sclerotinia stem rot

Verticillium stripe

3. What pathogen caused the disease symptoms on this canola plant?

Blackleg

Grey stem

Sclerotinia stem rot

Verticillium stripe

4. What pathogen caused the disease symptoms on this canola plant?

Blackleg

Grey stem

Sclerotinia stem rot

Verticillium stripe

5. What pathogen caused the disease symptoms on this canola plant?

Blackleg

Grey stem

Sclerotinia stem rot

Verticillium stripe

6. What pathogen caused the disease symptoms on this canola plant?

Blackleg

Grey stem

Sclerotinia stem rot

Verticillium stripe

 Loading...