Publications for:

pest = Delia (genus)
country = Canada (west)

found 2 publications:

2008

Herbicide rate effects on weed and root maggot dynamics in canola
Weed Science (2008) 56 (3), 477-483
publishers website - pestinfo wiki

2002

Yield loss assessment in canola: effects of brown girdling root rot and maggot damage on single plant yield
Plant Disease (2002) 86 (9), 1005-1010
publishers website - pestinfo wiki