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Regional and Seasonal content

Please note: This content may be out of date and is currently under review.

weather chart

Climate drivers of the South West Land Division

18 August 2016

The climate of the south-west of Western Australia and the Western Australian Wheatbelt (termed together as the South West Land Division) is influenced by many global and local climate drivers.

Understanding skill of seasonal outlooks

15 December 2016

Many seasonal outlooks are available throughout the year for use in the South West Land Division (SWLD), which includes the Western Australian grainbelt.

Prawn with white spot disease

Prevent white spot disease in prawns: don't use raw food-grade prawns as bait

14 December 2016

White spot disease is a highly contagious viral infection that affects all crustaceans.

Removing a tick from a dog

Ehrlichiosis in dogs (Ehrlichia canis)

31 May 2020

Ehrlichiosis is a disease of dogs that occurs when a brown dog tick infected with the bacteria, Ehrlichia canis (E.

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Australia's ruminant feed ban

28 November 2013

In Australia, it is illegal to feed restricted animal material (RAM) to ruminants (cattle, sheep, goats, deer, camels and alpacas). This is known as the 'ruminant feed ban'.

Cabbage aphids can retard seedling growth and foul mature plants in brassica vegetable crops. Photo courtesy Pia Scanlon, DAFWA

Cabbage and turnip aphids: cabbage pests in Indonesia and Western Australia

11 November 2013

Cabbage and turnip aphids are relatively minor pests of cabbages in both Indonesia and Western Australia.

Palm thrips signs of feeding on a potato leaf

Thrips: potato pest in Indonesia and Western Australia

14 November 2013

Thrips are a relatively minor pest of potato crops in both Indonesia and Western Australia.

Stripped cabbage heart caterpillar larvae tunnel into the growing tip and when young plants are attacked, they wilt and die

Striped cabbage heart caterpillar: cabbage pest in Indonesia and Western Australia

15 January 2014

Striped cabbage heart caterpillar, also known as cabbage centre grub, is a pest of cabbages in Indonesia and Western Australia.

Looper larvae can defoliate potato crops resulting in reduced tuber size and yield

Loopers: potato pest in Indonesia and Western Australia

10 January 2014

Loopers are a relatively minor pest of potato crops in both Indonesia and Western Australia.

Green peach aphid giving birth to nymph on a potato leaf

Green peach aphid: potato pest in Indonesia and Western Australia

14 November 2013

Green peach aphid is a virus vector for potato crops in Indonesia and Western Australia, but a minor direct pest.

Cluster caterpillar moths lay egg masses and larvae feed together on a leaf producing lace like damage symptoms

Cluster caterpillar: potato and cabbage pest in Indonesia and Western Australia

14 November 2013

Cluster caterpillar is a minor pest of potatoes in Indonesia and Western Australia but growers should understand it.

Black cutworm larvae are about 40mm long when fully grown and curl up when disturbed

Black cutworm: potato and cabbage pest in Indonesia and Western Australia

14 November 2013

Black cutworm is a relatively minor pest of potatoes and cabbages in Indonesia and Western Australia.

Near fully grown diamondback larvae are 15 to 20mm long and damage cabbage by feeding on leaves which can retard plant growth and reduce crop marketability

Diamondback moth: cabbage pest in Indonesia and Western Australia

13 January 2014

Diamondback moth is a major pest of cabbage crops in both Indonesia and Western Australia.

Two treated rows of vines in a block heavily infested with six-spotted mite demonstrate the damage potential of this mite

Six-spotted mite - a pest of avocados and grapevines

18 March 2014

Six-spotted mite can defoliate avocado trees and grapevines in the lower south-west of Western Australia.

Page last updated: Wednesday, 31 May 2017 - 5:05am

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