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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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We are improving the effectiveness and consistency of the pest risk analysis (PRA) process. A key step in this process is the development of a group PRA approach.
In a PRA, we evaluate the evidence to determine whether an organism:
is a pest
needs regulation
needs phytosanitary measures…
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The department will continue its collaboration with the Centre of Excellence for Biosecurity Risk Analysis (CEBRA), with the Australian Government providing a $6.4 million grant to the University of Melbourne to continue biosecurity research crucial to protecting the nation’s agricultural,…
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Publication detailsDepartment of Agriculture, 2019This guideline outlines the Department of Agriculture commitment to health and safety management.DownloadDocumentPagesFile size
Departmental…
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Nymph description 13 of 15
Distribution
Nymph Description: The colour is brown to green in early stages and more green in later ones. In profile the…
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Species
Go to description of:1. Australian plague locust,
Chortoicetes terminifera
Nymph 2. Spur-throated locust,…
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Short winged morph of an adult Wingless grasshopper
Long winged morph of an adult Wingless grasshopper
Note: Wingless grasshopper is not described in the "Field Guide to the Locusts…
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Adult description 9 of 15
Size: Very large - Australia's biggest grasshopper. Females 60 to 75 mm, males 45 to 55 mm.
Adult Description: Colour creamy brown to…
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Adult description 8 of 15
Size: Females of
B. brachycelus 25 to 35 mm, males 20 to 25 mm. Other species females up to 40 mm.
Adult Description: Colour…
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Adult description 7 of 15
Size: Females 35 to 50 mm, males 25 to 35 mm
Adult Description: Colour is usually green,sometimes to pale brown and more fully brown…
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