The interaction between plant growth regulator (PGR) and nitrogen application in early-sown first wheat


Research organisatons
Funding source

Trial details

Researcher(s) N/A
Year(s) 2015
Contributor Riverine Plains
Trial location(s) Dookie, VIC
The interaction between plant growth regulator (PGR) and nitrogen application in early-sown first wheat locations
Not specified
Key messages
Not specified
Lead research organisation Commonwealth Scientific and Industrial Research Organisation
Host research organisation N/A
Trial funding source GRDC
Related program Maintaining profitable farming systems with retained stubble
Acknowledgments N/A
Other trial partners Not specified
Download the trial report to view additional trial information


Crop type Cereal (Grain): Wheat
Treatment type(s)
  • Fertiliser: Rate
Trial type Experimental
Trial design Replicated

Dookie 2015

Sow date 19 May 2015
Harvest date Not specified
Plot size Not specified
Plot replication Not specified
Psuedoreplication Not specified

host farmer paddock management


host farmer paddock management


host farmer paddock management

Download the trial report to view additional method/treatment information

Download results

Trial results Effect of plant growth regulator on grain yield, protein, screening and hectolitre weight at Dookie in 2015

# Treatment 1
Protein (%) Grain yield (t/ha) Hectolitre weight (kg/hL) Screenings (%)
1 Untreated 17.2 2.91 78.9 14.8
2 Moddus + Chlormequat 17.1 3 80.7 9.6

Grain yield t/ha


Hectolitre weight kg/hL


Protein %


Screenings %

Observed trial site soil information
Trial site soil testing
Not specified
Soil conditions
Trial site Soil texture
Dookie, VIC Not specified
Derived trial site soil information
Australian Soil Classification Source: ASRIS
Trial site Soil order
Dookie, VIC Sodosol
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 Dookie VIC
2015 153.8mm
2014 168.0mm
2013 169.5mm
2012 202.6mm
2011 236.0mm
2010 251.3mm
2009 194.9mm
2008 248.4mm
2007 238.2mm
2006 267.3mm
2005 304.7mm
2004 298.6mm
2003 350.4mm
2002 334.5mm
2001 388.8mm
2000 413.1mm
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



Dookie VIC 2015

Observed climate information

Rainfall trial gsr (mm) 233mm

Derived climate information

Dookie VIC


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

2015 trial report

Trial last modified: 28-11-2019 13:06pm AEST