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PLANT PEST
Potato late blight is caused by exotic strains of Phytophthora infestans (A2 mating type).Scott Bauer, USDA Agricultural Research Service, Bugwood.org
Potato late blight (exotic strains)Exotic to AustraliaExotic to Australia: Phytophthora infestans that causes potato late blight is…
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PLANT PEST
Longhorn beetles are identifiable by their extra-long antennae.Asian longhorn beetle is up to 3.5 cm long, black with whitespots, and attacks hardwood trees.Kenneth R. Law, USDA APHIS PPQ, Bugwood.org
Longhorn beetles (exotic species)Exotic to AustraliaFeatures: Three species of wood-…
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PLANT PEST
Ug99 is the name given to a type of fungal infection that is deadly to grains and would see our grain rejected by overseas markets.Sabine Werres BBA, Braunschweig, Germany, PaDIL
Ug99 wheat stem rustExotic to AustraliaFeatures: A fungal pest causing wheat stem rust that could cause…
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PLANT PEST
Potato cyst nematode produces characteristic cysts on plant roots. This is a close up of cysts that measure only 0.5 mm across.Gordon Berg, DPI Victoria, PaDIL.
Potato cyst nematode (exotic strains)Exotic to Australia (white potato cyst nematode), or under management (golden potato…
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PLANT PEST
A varroa mite on the back of a honey bee.Scott Bauer, USDA Agricultural Research Service, Bugwood.org
Mites of bees (Apis spp.) Exotic to Australia, with varroa mite (Varroa destructor) present in parts of Australia and are under management in…
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PLANT PEST
Spotted wing drosophila larvae in a strawberry.Credit: Hannah Burrack, North Carolina State University, Bugwood.org
Spotted wing drosophilaExotic to AustraliaFeatures: A tiny fly (2–3 mm) that attacks a range of soft-skinned fruit and reduces crop yield and quality through direct…
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PLANT PEST
Huanglongbing causes uneven mottling across leaves leading to the eventual death of the citrus plant.M.E. Rogers, UFL, idtools.org.
Huanglongbing and vectorsExotic to AustraliaFeatures: A bacterial disease that causes yellowing, blotchy mottling, and unseasonal leaf flushing,…
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PLANT PEST
Egg mass of fall armyworm. Ronald Smith, Auburn University, Bugwood.org
Southern armywormSouthern armyworm (Spodoptera eridania) is exotic to AustraliaFeatures: Larva – fall armyworm either light green or brown with white lengthwise lines; southern…
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PLANT PEST
Grains of wheat infected with Karnal buntL.A. Castlebury USDA-ARS SBML, PaDIL.
Karnal buntExotic to AustraliaFeatures: A fungal disease that causes broken hollow (bunted) grain, powdery masses of dark spores, and a strong fishy odourWhere it's from: India originally, but now also…
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PLANT PEST
The giant African snail is one species of exotic invasive snails that would damage crops and the environment if it established here. Pest and Diseases Image Library, Bugwood.org.
Invasive snails (exotic species) Exotic to AustraliaFeatures: A number of snail species including…
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