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Fire blight

PLANT PEST Trees with fire blight look burnt. Bruce Watt, University of Maine, Bugwood.org Fire blightExotic to AustraliaFeatures: A fast spreading bacterial infection of rosaceous hosts, particularly apple and pear, affecting all parts of the treeWhere it’s from: Asia, Africa, North, Central and…
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Australian wood volumes analysis

Australian wood volumes analysisFull reportDownload PDF - 3.4 MBDownload Word - 3.9 MBKey findings summaryDownload PDF - 313 KBAuthors: Forest Economics program.SummaryThe wood volumes analysis was announced as a 2022 election commitment during a period of uncertainty in the forest and wood…
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Myrtle (eucalyptus) rust (exotic strains)

PLANT PEST Myrtle rust symptoms on leaves.D.T. Junghans Embrapa, PaDIL. Myrtle (eucalyptus) rust (exotic strains)Exotic to AustraliaFeatures: A fungal infection that causes brown to grey lesions often surrounded by yellow sporesWhere it's from: Central America and Caribbean, United States, South…
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Karnal bunt

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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Plum pox virus

PLANT PEST Fruit infected with plum pox virus is often marked with spots or rings.EPPO, Bugwood.org. Plum pox virus (sharka)Exotic to AustraliaFeatures: Plum pox virus is the most devastating viral disease of stone fruit in the world, deforming fruitWhere it’s from: Europe, Africa, Asia, North…
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Pine pitch canker

PLANT PEST Pine pitch canker has infected the middle tree in this image,causing oozing and saturation with resin.Miloň Dvořák, EPPO. Pine pitch cankerExotic to AustraliaFeatures: Fungal disease of all pine species and Douglas fircausing ‘bleeding’…
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Texas root rot

PLANT PEST Texas root rot causes patches of dead and dying plants, here in a cotton field.Chris Anderson, NSW DPI. Texas root rotExotic to AustraliaFeatures: Soil borne fungal disease that causes sudden wilt and deathin many plant species.Where it’s from: Southwest USA, Mexico, Venezuela, and…
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Invasive snails (exotic species)

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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Fruit flies (exotic)

PLANT PEST The melon fruit fly is one of the exotic species that threaten Australia’s production of fruit and vegetables.Florida Division of Plant Industry, Florida Department of Agriculture and Consumer Services, Bugwood.org. Fruit flies (exotic)Exotic to Australia. Mediterranean fruit fly is…
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Citrus canker

PLANT PEST Citrus canker infected fruit, stems and leaves.Timothy Schubert, Florida Department of Agriculture and Consumer Services, Bugwood.org. Citrus cankerExotic to Australia, previous incursions have been eradicated from AustraliaFeatures: A bacterial disease that causes significant damage…
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