Variable rate fertiliser application

2012
CC BY 4.0

Research organisatons

Trial details

Researcher(s) Luke Dawson (CSBP)
Year(s) 2012
Contributor Liebe Group
Trial location(s) East Dalwallinu, WA
Variable rate fertiliser application locations
Aims

To evaluate the economics of a variable rate approach to fertiliser applications over the 2012 growing season. This trial was also designed as a proof of concept trial for CSBP’s Fertlogic Variable Rate Technology platform.

Key messages
Not specified
Lead research organisation CSBP
Host research organisation N/A
Related program N/A
Acknowledgments

CSBP would like to thank the following people/groups: - The Liebe Group for organising field walks and the Spring Field Day. - The Mills family for hosting the 2012 Main Trial Site. - Ryan Guthrie, Rowan Maddern and James Easton from CSBP Field Research.


Other trial partners Not specified
Download the trial report to view additional trial information

Method

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

East Dalwallinu 2012

Sow rate or Target density 65
Sow date 6 June 2012
Harvest date Not specified
Plot size Not specified
Plot replication 3
Fertiliser

17/7/12: As per protocol

16/8/12: As per protocol

Herbicide

6/6/12: 1 L/ha Powermax, 2.5 L/ha Boxer Gold

Insecticide

6/6/12: 300 mL/ha Lorsban

Download the trial report to view additional method/treatment information

Download results

Trial results Table 1

# Treatment 1
Treatment 2
Grain yield (t/ha)
1 Blanket (1.8 t/ha) 85 Agstar Extra, 50 Flexi N, 25 Flexi N High Zone 1.71
2 High (3.0 t/ha) 140 Agstar Extra, 100 Flexi N, 50 Flexi N High Zone 1.9
3 NUlogic (2.5 t/ha) 120 Agstar Extra, 50 Flexi N, 25 Flexi N High Zone 1.81
4 Nil High Zone 1.39
5 Blanket (1.8 t/ha) 85 Agstar Extra, 50 Flexi N, 25 Flexi N Low Zone 1.27
6 High (3.0 t/ha) 140 Agstar Extra, 100 Flexi N, 50 Flexi N Low Zone 1.38
7 NUlogic (2.5 t/ha) 70 Agstar Extra Low Zone 1.19
8 Nil Low Zone 0.85
9 Blanket (1.8 t/ha) 85 Agstar Extra, 50 Flexi N, 25 Flexi N Medium Zone 1.41
10 High (3.0 t/ha) 140 Agstar Extra, 100 Flexi N, 50 Flexi N Medium Zone 1.63
11 NUlogic (2.5 t/ha) 65 Agstar Extra, 50 Flexi N, 25 Flexi N Medium Zone 1.5
12 Nil Medium Zone 1.28

Grain yield t/ha


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Observed trial site soil information
Trial site soil testing
Site Depth Type pH EC P K N A OC CAT
East Dalwallinu, WA 0 - 10cm N/A
East Dalwallinu, WA 10 - 30cm N/A
Soil conditions
Trial site Soil texture
East Dalwallinu, WA Not specified
Derived trial site soil information
Australian Soil Classification Source: ASRIS
Trial site Soil order
East Dalwallinu, WA Kandosol
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 East Dalwallinu WA
2012 309.7mm
2011 288.9mm
2010 265.3mm
2009 286.5mm
2008 314.0mm
2007 276.0mm
2006 277.8mm
2005 242.3mm
2004 259.5mm
2003 282.6mm
2002 232.5mm
2001 266.2mm
2000 340.9mm
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

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Climate

East Dalwallinu WA 2012


Observed climate information

Rainfall trial gsr (mm) 133mm

Derived climate information

East Dalwallinu WA

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

SILO weather estimates sourced from https://www.longpaddock.qld.gov.au/silo/
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

2012 trial report



Trial last modified: 23-07-2019 15:28pm AEST