Field Crop Diseases

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Tag archive: southern region

Don’t turn your back on ascochyta in pulses despite dry

Ascochyta in lentils

Dry conditions across the medium and low rainfall zones in South Australia and Victoria hasn’t stopped the development of ascochyta blight in some chickpea and lentil crops. In spite of low seasonal rainfall, the frequent rainfall events during August along with heavy dews have provided suitable conditions for infection in […]

Blackspot Manager for field peas

Blackspot field peas

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 timing […]

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 in 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 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 […]

Spot the difference – Identifying faba bean diseases

Figure 4 Alternaria dark lesions often have a red-brown margin with concentric rings. SOURCE Frank Henry, Agriculture Victoria and Rohan Kimber, SARDI

This guide is provided to help growers and agronomists identify common faba bean diseases in the field including ascochyta blight, cercospora leaf spot, chocolate spot, alternaria leaf spot and rust. Correct identification is important because different fungicides are used to manage different fungal diseases. In particular ascochyta blight, chocolate spot […]

Eyespot of winter cereals – interview with Marg Evans

Marg evans discussing eyespot

We interviewed Marg Evans from SARDI about Eyespot, a fungal disease of cereals which occurs in medium and high rainfall zones. The disease has been known to occur in paddocks in New South Wales and South Australia for many years.  In this short video Marg discusses symptoms, management and current […]

Eyespot of winter cereals – an emerging disease

Eyespot is a fungal disease of cereals which occurs in medium and high rainfall zones and has been known to occur in paddocks in New South Wales and South Australia for many years. More recently, with changes in farming systems, eyespot has been causing increasing problems in South Australia. In […]

Latest on crop disease – 2017 GRDC mid-year update papers

Keep up with the latest research information on crop diseases including blackleg, sclerotinia, wheat rusts and septoria.  The following papers were presented at the GRDC Updates across Australia in July and August 2017. Click the paper titles to view the full papers. Southern Update Papers Northern Update papers Wheat and […]

Blackleg Management Guide

Blackleg lesions on canola leaf

Blackleg is a fungal disease of canola that can cause severe yield loss. It is more severe in areas of intensive canola production as fungal spores are released from the previous year’s canola stubble and spread by wind and rain splash. With good management yield loss can be minimised. The blackleg management guide […]