Topic: southern region

Blackspot Manager for 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 […]

Latest on Canola disease – 2018 GRDC Update Papers

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 view the full […]

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 and […]

Crown rot in winter cereals – Southern region

*Information on crown rot symptoms and management is available in the article Crown rot in winter cereals
South Australia
In the main South Australian grain growing areas in 2017, crops generally established late or were sown early but did not receive follow-up rains for 4-8 weeks. In the South East many crops […]

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 no […]

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.
Spray boom technology – improving coverage and managing drift
Author: […]

Blackleg Management Guide

Blackleg lesions on canola leaf

Figure 1. Blackleg leaf lesion on canola
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 […]