Publications for:

pest = Ips perturbatus
crop = Spruce (Picea)

found 2 publications:

2006

A new Leptographium species associated with the northern spruce engraver, Ips perturbatus, in western Canada
Mycologia (2006) 98 (1), 149-160
publishers website - pestinfo wiki

2000

Reproduction and developmental phenology of Ips perturbatus (Coleoptera: Scolytidae) inhabiting white spruce (Pinaceae)
The Canadian Entomologist (2000) 132 (4), 529-537
publishers website - pestinfo wiki