Black field crickets. Black field crickets (Teleogryllus commodus) have been observed in higher than usual numbers in cropping and pasture paddocks around parts of South Australia this autumn. Large numbers have been reported in the South-East
Investigating possible changes in length and age, growth rates, and maturity size of Snapper in SA to inform stock assessment models.
The action threshold developed for Russian wheat aphid (RWA) is ‘dynamic’. This means that yield potential, market value of the crop, and cost of control are factored into each season’s calculation. At GS30 determine the RWA Action Threshold
Using the 'degree-day' model to stay ahead of Etiella. The lucerne seed web moth, also known as ‘Etiella’, may appear irregularly but is a serious pest that can cause significant damage to lentil and lucerne crops. They can also impact other
The Primary industries and Regions SA (PIRSA) Animal Ethics Committee (AEC) is responsible for ensuring that the use of animals for scientific purposes by PIRSA personnel or collaborators is justified, provides for the welfare of the animals and
Look out for these emergence pests. Many of our management practices for cropping have changed dramatically over the last 20 years. Reduced tillage and increased stubble retention has resulted in changes to soil moisture retention, groundcover and
Bait for slugs and snails before egg lay. There are two main species of slugs which are recorded as agriculturally significant pests in SA and cause damage by eating seed and new seedlings: the black keeled slug, Milax gagates, and the grey field
Native millipedes. Native millipedes, likely Somethus sp., have been reported in wheat on Yorke Peninsula. They have also been reported in stubble alongside black Portuguese millipedes and slugs on the upper Mid North. In Australia, there are around
Slaters spotted feeding on crops. Slaters have been reported feeding on bean seeds near Frances in large numbers, often with 5 to 6 slaters per seed. Photographs indicate they are likely pill bugs (Armadillidium vulgare). West of Cummins and near
Using the active acoustic methodology developed in WA to estimate the biomass of Snapper aggregations in SA’s gulfs.