Turf Insect Info

Japanese beetle
http://ohioline.osu.edu/hyg-fact/2000/2001.html
http://www.pueblo.gsa.gov/cic_text/housing/japanese-beetle/jbeetle.html

Annual white grub
http://www.urbanext.uiuc.edu/bugreview/grubs.html
http://ianrpubs.unl.edu/Insects/g1085.htm

True white grub
http://www.ag.uiuc.edu/cespubs/hyg/html/199906b.html
http://creatures.ifas.ufl.edu/field/white_grub.htm

Black turfgrass ataenius beetle
http://www.ag.uiuc.edu/cespubs/hyg/html/200310d.html
http://iaa.umd.edu/umturf/Insects/Black_Turfgrass_Ataenius.html

Black cutworm
http://www.ento.psu.edu/extension/factsheets/black_cutworm.htm
http://www.ag.uiuc.edu/cespubs/hyg/html/200303f.html

Sod webworm
http://ohioline.osu.edu/hyg-fact/2000/2011.html
http://entomology.unl.edu/turfent/documnts/swebwrms.htm