Canola Watch quiz: Stem disease

September 7, 2017 - Issue 24

Check stems before and after swathing for clear signs of disease. If you see damage like that shown in this quiz, can you identify the disease?

1. What disease caused this infection?

 
 
 
 
2. What disease caused this infection?

 
 
 
 
3. What disease caused this infection?

 
 
 
 

 

Canola Watch