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Martin Harries kneeling in a wheat crop

Focus paddocks 2014 trial report

18 September 2014

Management of weeds, disease and nitrogen nutrition are ongoing challenges that limit yield potential.

Close up of young wheat plant showing yellow leaf spot disease

Are early fungicide applications effective for yellow spot and septoria nodorum blotch in the low rainfall zone 2014 trial report

26 September 2014

Previous research in high rainfall zones or above average seasons has shown that in cases where leaf spot disease levels are high very early, fungicide application at or before first node (Z31) is

Close up of sclerotinia stem rot in canola

Fungicide timing for control and yield loss from sclerotinia sclerotiorum in canola 2014 trial report

26 September 2014

For successful management of sclerotinia stem rot in most years it is critical to target fungicides at early stage of bloom (20-30%), but optimal timing can vary depending on the season, in particu

Blood smear technique

Blood smear technique for veterinarians

26 February 2015

Below is a step-by-step guide for veterinarians produced by the Department of Agriculture and Food, Western Australia for performing blood smears for diagnostic use.

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Prevent lead poisoning and residues in livestock

28 November 2013

Preventing lead residues in livestock protects human food safety and Western Australia's ongoing access to international markets.

Brain removal techniques for livestock

17 March 2015

The conventional method for brain removal involves sawing through the bone of the dorsal cranium and removing a cap of bone to expose the brain.

Common blood tubes: lithium heparin (green), clotted (red) and EDTA (purple)

Selecting the right blood test tube and techniques for an accurate diagnosis

18 March 2015

Selecting the right tube for the chosen blood test, taking sufficient samples, and careful handling of those samples gives DAFWA Diagnostic Laboratory Services (DDLS) pathologists the best chance o

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Slime moulds

6 May 2014

During autumn and spring, yellow, grey or brown masses of slimy, frothy, or powdery material may suddenly appear on lawns, mulch, and low-growing plants.

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Sending specimens for identification

18 December 2013

Information on how to collect a specimen, where to send it for identification and the precautions to consider before collecting any plant or animal specimens.

A close up of barley heads affected with loose smut

Controlling barley loose smut

18 November 2014

Loose smut control is necessary to preserve grain yield as affected plants do not produce grain.

Reportable animal diseases - Western Australia

16 March 2015

The Biosecurity and Agriculture Management Act 2007 requires that certain diseases must be reported to the Department of Primary Industries and Regional Development (DPIRD) if they are kno

Chickens drinking

Newcastle disease

12 May 2014

Newcastle disease is a severe viral disease of poultry and other birds.

Sheep and lambs in a field

Pregnancy toxaemia and hypocalcaemia of ewes

12 December 2013

Pregnancy toxaemia and hypocalcaemia affect lambing ewe flocks and have similar signs but different causes.

Coastal brown or big-headed ant seen under a microscope.

Coastal brown ants, big-headed ants

18 November 2013

Coastal brown ants (Pheidole megacephala), also called big-headed ants, are a major nuisance ant species in Western Australia. They are an urban pest and are often seen in lawns and in bri

The sheep on the left has cobalt deficiency. The one on the right has been treated.

Cobalt deficiency in sheep and cattle

22 July 2014

All ruminants (including sheep, cattle and goats) require cobalt in their diet for the synthesis of vitamin B12.

Cattle in paddock

Copper deficiency in sheep and cattle

22 July 2014

Copper is an essential trace element for animals needed for body, bone and wool growth, pigmentation, healthy nerve fibres and white blood cell function.

Chicken

Chicken necropsy guide

5 March 2015

This is a visual guide to a thorough chicken necropsy. Correct necropsy and sampling will increase the likelihood of a definitive diagnosis.

Cottony cushion scale on young citrus tree

Citrus pests, diseases and disorders

8 November 2013

Western Australia has a low prevalence of citrus pests and diseases compared to most other countries.

Types of citrus with the blue sticker and WA birthmark symbol

Citrus pests

18 December 2013

Find out more about the most common insect pests of citrus trees occurring in home gardens in Western Australia and their control using natural or low toxic chemical controls.

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Preventing calf scours in beef herds

28 November 2013

‘Calf scours’ is when young calves develop diarrhoea and become dehydrated. The scour can be white, yellow, grey or blood-stained, and is often foul-smelling.

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