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Western Australia has many insect and mollusc pests (snails and slugs) that can affect the quality and yield of vegetable brassicas crops.
Apple looper (Phrissogonus laticostata) is a native insect that damages fruit in apple orchards and vineyards in the South West of Western Australia.
The common auger beetle, Xylopsocus gibbicollis, is a native insect that attacks grapevines in the South-West and Great Southern regions of Western Australia.
European red mite feeds on leaves of fruit trees especially apples. This can result in premature leaf fall which affects fruit tree vigour and fruit quality.
Eutypa dieback is caused by the fungus Eutypa lata which is a prohibited organism in Western Australia. It is a major trunk disease of grapevines that reduces yields and kills the vine.
Leaf eating ladybirds are a relatively minor pest of potatoes in Indonesia and Western Australia, but should be monitored.
Citrus gall wasp is a pest of citrus trees grown in backyards and orchards. Citrus tree owners are encouraged to implement control measures on their property to reduce the threat to the citrus indu
Globodera rostochiensis, golden or potato cyst nematode (PCN) and G.