Main Impacts on:    
alfalfa alfalfa weevil Hypera postica
canola, alfalfa lygus bug            Lygus borealis & Lygus spp.
canola, flax, alfalfa bertha armyworm Mamestra configurata
crucifers imported cabbageworm Pieris rapae
canola, cereals redbacked cutworm Euxoa ochragaster
canola cabbage seedpod weevil Ceutorhynchus assimilis
stored grains granary weevil Sitophilus granarius
potatoes Colorado potato beetle Leptinotarsa decemlineata
vegetable crops, canola cabbage maggot Delia radicum
canola and mustard diamondback moth Plutella xylostella
wheat,sugarbeets pale western cutworm Agrotis orthogonia
spring wheat and rye wheat stem sawfly Cephus cinctus
spring and winter wheat, durum orange wheat blossom midge Sitodiplosis mosellana
canola crucifer fea beetle Phyllotreta cruciferae
alfalfa, clovers alfalfa plant bugs Adelphocoris lineolatus
aspen forest tent caterpillar Malacosoma disstria
grasses and broadleafed plants migratory grasshopper Melanoplus sanquinipes
  some aphid examples below  
  green peach aphid Myzus persicae
  Russian wheat aphid Diuraphis noxia
  some livestock pests  
  sheep bot fly Oestrus ovis
  horn fly Haematobia irritans
  warble flies Hypoderma bovis
  robust bot flies Dermatobia hominis