N x P wheat vs canola

2008
CC BY 4.0

Research organisatons

Trial details

Researcher(s) Erin Cahill (CSBP)
James Easton (CSBP)
Year(s) 2008
Contributor Liebe Group
Trial location(s) East Marchagee, WA
N x P wheat vs canola locations
Aims

To demonstrate and compare nitrogen and phosphorus responses in wheat and canola side by side.

Key messages
  • Good growing conditions produced wheat yields of up to 5.0t/ha and canola yields of up to 2.6t/ha.
  • There was no response to P in either crop where N was applied.
Lead research organisation CSBP
Host research organisation N/A
Related program N/A
Acknowledgments

Thanks to Rowan Maddern and Ryan Guthrie (CSBP Field Research) for their contribution to this trial and the Hunt family for hosting the trial.


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

Method

Crop types Oilseed: Canola Cereal (Grain): Wheat
Treatment type(s)
  • Crop: Type
  • Fertiliser: Application Method
  • Fertiliser: Timing
Trial type Experimental
Trial design Replicated

East Marchagee 2008 Canola

Sow date 5 May 2008
Harvest date Not specified
Plot size 20m x 2m
Plot replication 3
Fertiliser

Whole site 150 kg/ha Gypsum, 0,8,16 kg/ha Phosphorus and 0,42,84 kg/ha Nitrogen

Herbicide

5/5/2008 Canola: 1.2 L/ha roundup powermax Pre, 2 L/ha atrazine, 300 ml/ha imidan PSPE Wheat:1.2 L/ha roundup powermax, 2 L/ha trifluralin Pre 300 ml/ha imidan PSPE; 1/7/08 Canola 2 L/ha atrazine, 450 ml/ha select + oil + SoA;

Insecticide

5/5/2008 200 ml/ha talstar, 5/8/08 125 ml/ha cypermethrin

Fungicide

5/8/2008 Wheat 145 ml/ha folicur,

East Marchagee 2008 Wheat

Sow date Not specified
Harvest date Not specified
Plot size Not specified
Plot replication Not specified
Fertiliser Not specified
Herbicide Not specified
Insecticide Not specified
Fungicide Not specified
Download the trial report to view additional method/treatment information

Download results

Trial results Table 1

# Treatment 1
Treatment 2
Treatment 3
Gross margin ($/ha) Protein (%) Grain yield (t/ha)
1 canola 0 N 0 P 1114 2.32
2 canola 0 N 8 P 1059 2.29
3 canola 0 N 16 P 1086 2.43
4 Wheat 0 N 0 P 756 9.1 3.15
5 Wheat 0 N 8 P 894 9.7 3.89
6 Wheat 0 N 16 P 897 9.8 4.07
7 canola 42 N 8 P 1135 2.61
8 canola 42 N 16 P 1004 2.42
9 Wheat 42 N 8 P 1010 10.1 4.7
10 Wheat 42 N 16 P 1020 10 4.91
11 canola 84 N 8 P 995 2.48
12 canola 84 N 16 P 960 2.49
13 canola 84 N 0 P 1016 2.44
14 Wheat 84 N 8 P 986 10.5 4.92
15 Wheat 84 N 16 P 955 10.3 4.96
16 Wheat 84 N 0 P 997 10.1 4.8

Grain yield t/ha


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Gross margin $/ha


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Protein %


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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 Marchagee, WA 0 - 10cm Sand over Gravel
East Marchagee, WA 10 - 30cm Sand over Gravel
Soil conditions
Trial site Soil texture
East Marchagee, WA Sand over gravel
Derived trial site soil information
Australian Soil Classification Source: ASRIS
Trial site Soil order
East Marchagee, WA 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 East Marchagee WA
2008 218.5mm
2007 180.9mm
2006 197.4mm
2005 201.6mm
2004 184.3mm
2003 188.1mm
2002 172.1mm
2001 174.1mm
2000 213.9mm
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 Marchagee WA 2008


Observed climate information

Rainfall trial gsr (mm) 324mm

Derived climate information

East Marchagee 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 last modified: 06-08-2019 07:53am AEST