Iowa Admin. Code r. 21-46.15
To comply with Iowa Code section 177A.5, there are listed below the insect pests and diseases which the state entomologist finds should be prevented from being introduced into or disseminated within Iowa, in order to safeguard the plants and plant products likely to become infested or infected with such insect pests and diseases.
Insect pests:
Asian gypsy moth (Lymantria dispar dispar (Linnaeus))
Asian longhorned beetle (Anoplophora glabripennis)
Blue alfalfa aphid (Acyrthosiphon kondoi)
Emerald ash borer (Agrilus planipennis)
European woodwasp (Sirex noctilio)
Gypsy (European) moth (Lymantria dispar)
Gypsy moth (European X Asian) (Lymantria dispar x hybrid)
Khapra beetle (Trogoderma granarium)
Rosy (pink) gypsy moth (Lymantria mathura)
Viburnum leaf beetle (Pyrrhalta viburni)
Walnut twig beetle (Pityophthorus juglandis)
Diseases:
Black stem rust of wheat (Puccinia graminis)
Corn late wilt or black bundle disease of corn (Harpophora (Cephalosporium) maydis)
Oat cyst nematode (Bidera avenae)
Golden nematode (Globodera rostochiensis)
Corn cyst nematode (Heterodera zeae)
Columbia root-knot nematode (Meloidogyne chitwoodi)
Mexican corn cyst (Punctodera chalcoensis)
Head smut of corn (Sphacelotheca reiliana)
Sudden oak death (Phytophthora ramorum)
Thousand cankers disease of black walnut (Geosmithia, sp.)
White potato cyst nematode (Globodera pallida)
[ARC 8293B, IAB 11/18/09, effective 12/23/09]