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The WRA system is a question-based assessment of the weed potential of plants proposed for import.Assessment involves answering up to 49 questions on specific characteristics of a plant. The answers generate a numerical score relating to the weed potential of that plant. The score is used to…
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OverviewConsidering the biosecurity threats to Australia’s borders, crisis management plans are an important tool for livestock industries. However, it is unclear how many of these plans exist across livestock sectors, or if they would provide sufficient guidance to a sector in an EAD crisis.This…
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18 February 2026Who does this notice affect?Biosecurity fumigation stakeholders, including overseas government and industry treatment providers (both in Australia and pre-border), shipping, freight, and logistics companies, peak industry bodies and technology developers.What has changed?The…
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The Weed Risk Assessment (WRA) process is a science-based biosecurity risk analysis tool for determining the weed potential of proposed new plant imports.The department conducts WRAs on all new plant…
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The Department of Agriculture and Water Resources has completed its group pest risk analysis (PRA) for thrips and orthotospoviruses on fresh fruit, vegetable, cut-flower and foliage imports.
As our first group PRA, we considered the biosecurity risk posed by plant-feeding thrips insects (…
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The WRA system was developed after a review of Australia’s biosecurity systems which identified the need to screen plants for weed potential before importation.Nairn Quarantine ReviewBefore 1996, plants…
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How do I know if a species has already been assessed?
Species which have been assessed for importation into Australia are listed as either permitted or not permitted entry on the department's Biosecurity import conditions (BICON) system.
Importers should check BICON prior to…
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Department of Agriculture and Water Resources, January 2019DownloadDocumentPagesFile sizeBiosecurity Fact Sheet: Group pest risk analysis for mealybugs PDF 2474 KBIf you have difficulty accessing these files, visit web accessibility for assistance.Online versionKey pointsOn 31 January 2019, the…
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Biological control agent risk analyses, as opposed to plant commodity import risk analyses, do not assess the probability of entry, establishment and spread.Biological control agents intended for release are deliberately introduced, distributed, aided to establish and spread. Therefore it would…
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A biological control agent is an organism, such as an insect or plant disease, that is used to control a pest species.
Before a biological control agent is released into the Australian environment, it must be established, via risk analysis, that the risk associated with release is very low or…
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