Summer spray adjuvants


Research organisaton

Trial details

Researcher(s) Simon Craig (BCG)
Year(s) 2009
Contributor Birchip Cropping Group
Trial location(s) Site 1, Kooloonong, VIC
Summer spray adjuvants locations

To evaluate a number of commercially available adjuvants to accompany glyphosate for summer weed control.

Key messages
  • Based on current prices, adjuvants can account for 5-50% of the total cost of application.
  • Vegetable oils in general performed better than BS1000, Hot-up and Companion.
  • Based on cost, Infiltrator was the best adjuvant to accompany Roundup CT.
Lead research organisation N/A
Host research organisation N/A
Related program N/A
Acknowledgments N/A
Other trial partners Not specified
Download the trial report to view additional trial information


Crop type No crop specified
Treatment type(s)
  • Herbicide: Method
Trial type Experimental
Trial design Replicated

Kooloonong 2009

Sow date Not specified
Harvest date Not specified
Plot size Not specified
Plot replication Not specified
Download the trial report to view additional method/treatment information
Trial source data and summary not available
Check the trial report PDF for trial results.
Observed trial site soil information
Trial site soil testing
Not specified
Soil conditions
Trial site Soil texture
Site 1, Kooloonong, VIC Not specified
Derived trial site soil information
Australian Soil Classification Source: ASRIS
Trial site Soil order
Site 1, Kooloonong, VIC Vertosol
Soil Moisture Source: BOM/ANU
Average amount of water stored in the soil profile during the year, estimated by the OzWALD model-data fusion system.
Year Site 1, Kooloonong VIC
2009 403.1mm
2008 391.8mm
2007 406.5mm
2006 426.2mm
2005 451.3mm
2004 408.8mm
2003 406.3mm
2002 389.0mm
2001 444.8mm
2000 412.2mm
National soil grid Source: CSIRO/TERN
NOTE: National Soil Grid data is aggregated information for background information on the wider area
Actual soil values can vary significantly in a small area and the trial soil tests are the most relevant data where available

Soil properties



Derived climate information

No observed climate data available for this trial.
Derived climate data is determined from trial site location and national weather sources.

Site 1, Kooloonong VIC

NOTE: Exact trial site locality unknown - Climate data may not be accurate

Some data on this site is sourced from the Bureau of Meteorology

SILO weather estimates sourced from
Jeffrey, S.J., Carter, J.O., Moodie, K.B. and Beswick, A.R. (2001). Using spatial interpolation to construct a comprehensive archive of Australian climate data , Environmental Modelling and Software, Vol 16/4, pp 309-330. DOI: 10.1016/S1364-8152(01)00008-1.

Trial report and links

2009 trial report

Trial last modified: 08-05-2019 09:26am AEST