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Ovine Observer #97 December 2022

8 December 2022

In this issue:

1. The WA NLIS Sheep and Goat Advisory Group – 12 months on
2. Abortion and lamb mortality between pregnancy scanning and marking for maiden ewes
3. 2021 and 2022...

ewe and lamb

Earmarking and/or branding of sheep and cattle: changes to identification requirements

2 December 2021

From 1 January 2022, earmarking of sheep and earmarking and/or branding of cattle (including buffalo) will be optional.

Resources: foot-and-mouth and lumpy skin diseases

13 October 2022

This page features the latest digital resources to identify, report and manage risks associated with the highly contagious foot-and-mouth disease (FMD) and lumpy skin di

Ewes with lambs at foot

Sheep pregnancy scanning benchmarks

10 October 2019

Sheep pregnancy scanning occurs at around 90 days after joining and is performed by a skilled operator using an ultrasound scanner.

Agribusiness, Food & Trade newsletters

29 November 2022

The Agribusiness, Food & Trade newsletter provides updates, invitations and articles of interest for the WA industry relating to projects within this section of the department.

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Livestock management for small landholders in Western Australia

28 November 2016

Owning livestock on a small property comes with responsibilities to the animals, neighbours, the environment, and in many cases to legislation, whether the livestock are for production, pets, or ot

Factory worker holding a bar code scanner

Digital Manufacturing on a Shoestring

28 September 2022

The Western Australian Government, through the Department of Primary Industries and Regional Development’s Food Industry Innovation program, has signed a four-year agreement to bring a world-first

Ovine Observer Issue number # 93 September 2021

16 September 2021

In this issue:

1. Inheritance of breech strike, neck wrinkles, dags and breech cover over the lifetime of crutched Merino ewes in a Mediterranean environment

2. Tools to reduce the...

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.

Whitegrubs are the larval stage of beetles. Both larvae and adults damage crops

Whitegrubs: potato and cabbage pest in Indonesia and Western Australia

14 November 2013

Whitegrubs are a minor pest of potato and cabbage crops in Indonesia but can be very damaging in Western Australia.

Two-spotted mite feeding results in loss of leaf function affecting crop vigour

Two-spotted mite: potato pest in Indonesia and Western Australia

14 November 2013

Two-spotted mite is a minor pest of potatoes 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.

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.

Diamondback moth on cauliflower leaf

Diamondback moth insecticide resistance management in vegetable brassicas

12 November 2013

Diamondback moth can quickly develop resistance to insecticides. If this occurs, chemical options to control them are reduced.

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.

Cauliflowers being planted into loam soil using a mechanical plant and strip incorporation of fertiliser

Pre-plant fertiliser for brassica crops on loams

18 November 2013

Fertiliser is a major input cost for vegetable growers. Vegetable growers need to gain maximum yield for the fertiliser applied.

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