Publications for:

pest = Fusarium culmorum
crop = Onion/garlic/leek (Allium)

found 2 publications:

2003

Root and basal rot of leek caused by Fusarium culmorum in California
Plant Disease (2003) 87 (5), p.601
publishers website - pestinfo wiki

2001

First report of basal rot of leek caused by Fusarium culmorum in Spain
Plant Disease (2001) 85 (6), p.679
publishers website - pestinfo wiki