Technical Bulletin No. 11 – 29.08.25

Very warm oceans to our north are creating an enhanced moisture source, and a blocking high hanging around in the Tasman Sea is stalling the passage of fronts, lows and troughs, which has led to persistent harvest rainfall. There still is no La Nina…

• Growers are checking cereal growth stages to ensure timely and appropriate post-emergent chemical applications.
• Urea is being sourced and topdressing is underway in some areas.
• Mice activity is low pressure and isolated
• As part of its monitoring project, BCG has detected elevated populations of black keeled slugs around Horshammmmmm

• Sowing is continuing with growers 30 per cent (Wimmera) – 70 per cent (Mallee) through their program.
• Insect pressure is starting to increase and is requiring monitoring.
• Slugs are still causing concerns in known problem areas.
• Growers are looking for rain in the next week with surfaces now drying quickly.
• Some in-season sprays have commenced in early crops such as canola.

• Urea was going out before rain this week with growers recognising opportunities given crop need and the seasonal outlook. Supply may be a concern for those who have not organised early in the short term.
• Some regions are having access issues again due to rain, it is likely track renovations will likely be on the cards
  again this summer.
• Mice continue to be a problem in isolated regions, some have baited three times.
• Considerations of fungicide plans are already 1occurring with recent weather.