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Tag archive: Western region

Fungicide resistance – Back to basics

Fungal disease appearing on crop

The treatment of fungal plant pathogens through the use of fungicide applications is and will remain essential for maintaining healthy crops and reliable high-quality yields. Their use in modern cropping systems form a key component of integrated crop management, and their effectiveness must be sustained as long as possible. Understanding […]

Cereal disease guides

The Cereal Disease Guides are essential reading to learn about the latest changes to disease resistance. The Guides also summarise what happened during the last season and what diseases are likely in the coming year. The resistance ratings in the guides are an important management tool because they provide a […]

Latest in Canola disease – 2019 GRDC update papers

Blackleg lesions in canola

Keep up with the latest research information on Blackleg, Sclerotinia and Turnip Yellows Virus. The following papers were presented at the GRDC Updates across Australia in February and March 2019 and August 2018. The papers are sorted by region. Click the paper titles to view the full papers. Southern region […]

Latest on Pulse diseases – 2019 GRDC Update papers

Chickpea ascochyta

Keep up with the latest research information on pulse diseases including Phytoplasma, Phytophthora root rot and Ascochyta blight. The following papers were presented at the GRDC Updates across Australia in February and March 2019 and August 2018. The papers are sorted by region. Click the paper titles to view the […]

Latest on Cereal diseases – 2019 GRDC Update papers

Net form of net blotch in wheat

Keep up with the latest research information in cereal diseases: Stem Rust, Net Form of Net Blotch, Crown Rot, Yellow Leaf Spot, Powdery Mildew and Barley Loose Smut. The following papers were presented at the GRDC Updates across Australia in February and March 2019. The papers are sorted by region. […]

Blackspot Manager for field peas 2019

Field pea infected with Blackspot

Blackspot Manager is a forecasting model for ascochyta blight (synonym: blackspot) of field peas. It can be used by agronomists and growers to help identify the best balance between early sowing and potential yield loss from ascochyta blight. Windborne ascochyta spores are released from infected stubble early in autumn, with […]

Planning for the 2019 season in WA – Sclerotinia management in canola

Conditions in Western Australia during the 2018 growing season were favourable for the development of sclerotinia in canola crops. Sclerotinia apothecia were first observed mid-July in Geraldton and persisted until September in many places. Infection in canola was detected as early as August with the first report being received in […]

New mechanism of fungicide resistance in spot type of net blotch discovered

Fran Lopez-Ruiz CCDM

Fran Lopez-Ruiz from the Centre for Crop and Disease Management (CCDM) explains the recent detections of fungicide resistance to spot form of net blotch in barley and the importance of its management, especially in southern Western Australia. The CCDM has received and analysed multiple samples from barley paddocks which have […]

Which foliar fungicide active ingredients are registered for WA?

WA foliar fungicides registrations

Registrations of foliar fungicides for use in cereals, canola & lupins in Western Australia were updated in April 2018. The information provided details of products with full registration or with permits for use in WA and provides further details on application rates, withholding periods and other instructions, along with how […]

Latest on Canola disease – 2018 GRDC Update Papers

Canola close up

Keep up with the latest research information on canola diseases including blackleg and sclerotinia. The following papers and key messages were presented at the GRDC Updates across Australia in February and March 2018. Southern region papers Western region papers Read the key messages below and click the paper titles to […]

Crown rot in winter cereals – Western region

West cereal crown rot 2017

*Information on crown rot symptoms and management is available in the article Crown rot in winter cereals During 2015 and 2016 there were low levels of crown rot in many wheat paddocks in the low to medium rainfall zones of WA. The severe level of disease experienced during the 2014 […]

Crown rot in winter cereals

Dry seasonal conditions across much of Australia in 2017 favoured the expression of whiteheads in wheat crops associated with infection by the fungal disease crown rot. Crown rot infection of seedlings is favoured by a wet start to the season. If the season stays wet and/or mild there may be […]