Wheat maxiumum yield experiment

2006

Research organisatons
Funding source
Riverine Plains John Sykes Rural Consulting

Trial details

Researcher(s) John Sykes (John Sykes Rural Consulting)
Year(s) 2006
Contributor Riverine Plains
Trial location(s) Balldale, NSW
Wheat maxiumum yield experiment locations
Aims

To assess the level of input required to maximise yields of wheat grown after wheat.

Key messages
  • In dry years wheat has little response to extra inputs.
  • Avoid using unneessary inputs early to maximise income.
Lead research organisation John Sykes Rural Consulting
Host research organisation Riverine Plains
Trial funding source GRDC
Related program N/A
Acknowledgments

Mr C Cay, Mrs S Cay


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
  • Fungicide: Rate
  • Fungicide: Timing
Trial type Experimental
Trial design Randomised,Replicated

Balldale 2006

Sow date 28 June 2006
Harvest date Not specified
Plot size 1.5m x 16m
Plot replication 4
Psuedoreplication Not specified
Paddock history 2006 - Wheat, 2005 - Wheat, 2004- Canola
Fertiliser

90kg/ha MAP at sowing and as per treatments

Fungicide

As per treatments

Seed treatment All wheat was treated with jockey.
Download the trial report to view additional method/treatment information

Download results

Trial results Table 1

# Treatment 1
Treatment 2
Treatment 3
Protein (%) Grain yield (t/ha) Gross margin ($/ha) Screenings (%)
1 P20 0N 12.3 0.66 53 1.7
2 P20 20N 14.6 0.84 87 2.6
3 P20 40N 15.4 0.91 86 4.1
4 P20 60N 17.2 0.85 48 6.4
5 P20 80N 16.8 0.79 10 7.8
6 P20 100N 17.9 0.59 -70 8.2
7 P20 120N 17.3 0.5 -117 8.6
8 P20 0N 2 Applications 500mL 125g/L Triadamefon @Z30 & Z39 12.6 0.94 129 1
9 P20 20N 2 Applications 500mL 125g/L Triadamefon @Z30 & Z39 14.2 1.2 188 1.6
10 P20 40N 2 Applications 500mL 125g/L Triadamefon @Z30 & Z39 15.8 1.22 176 4.6
11 P20 60N 2 Applications 500mL 125g/L Triadamefon @Z30 & Z39 17.4 0.94 71 4.6
12 P20 80N 2 Applications 500mL 125g/L Triadamefon @Z30 & Z39 17.2 0.71 -17 6.1
13 P20 100N 2 Applications 500mL 125g/L Triadamefon @Z30 & Z39 17 0.68 -48 7.4
14 P20 120N 2 Applications 500mL 125g/L Triadamefon @Z30 & Z39 17.4 0.47 -131 7.9
15 P20 80N Jockey seed dressing & 500mL 125g/L Triadamefon @Z31 16.8 0.79 11 6.2
16 P20 80N Jockey seed dressing & 500mL 125g/L Triadamefon @Z39 17.6 0.78 7 7.3
17 P20 80N Jockey seed dressing & 500mL 125g/L Triadamefon @Z45 17.4 0.69 -19 6.8
18 P25 80N 2 Applications 500mL 125g/L Triadamefon @Z30 & Z39 16.8 0.8 0 5.4
19 P25 120N 2 Applications 500mL 125g/L Triadamefon @Z30 & Z39 17.5 0.8 -42 8.2
20 P30 80N 2 Applications 500mL 125g/L Triadamefon @Z30 & Z39 16.9 0.74 -25 6.7
21 P40 80N 2 Applications 500mL 125g/L Triadamefon @Z30 & Z39 17.6 0.71 -63 6.3

Grain yield t/ha


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Gross margin $/ha


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Protein %


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Screenings %


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Observed trial site soil information
Trial site soil testing
Not specified
Soil conditions
Trial site Soil texture
Balldale, NSW Red chromosol
Derived trial site soil information
Australian Soil Classification Source: ASRIS
Trial site Soil order
Balldale, NSW 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 Balldale NSW
2006 434.0mm
2005 488.1mm
2004 450.6mm
2003 412.0mm
2002 388.0mm
2001 437.6mm
2000 454.4mm
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

Balldale NSW 2006


Observed climate information

Rainfall trial gsr (mm) 166mm

Derived climate information

Balldale NSW

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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

2006 trial report