Timing of Nitrogen in Low Rainfall Canola

2014

Research organisation
Funding source

Trial details

Researcher(s) Mark Seymour
Sally Sprigg
Year(s) 2014
Contributor Department of Agriculture and Food WA
Trial location(s) Buntine, WA
Timing of Nitrogen in Low Rainfall Canola locations
Aims

To investigate the response to changing the nitrogen rate and changing the time of application.  Canola yield and oil will be measured and RR hybrids will be compared with open-pollinated TT types (OP TT).

Key messages
  •  In a dry year, there was no economic response to applied N.  
Lead research organisation Department of Agriculture and Food WA
Host research organisation N/A
Trial funding source GRDC DAW00227
Related program N/A
Acknowledgments

This trial is one of a series conducted throughout WA as part of the GRDC/DAFWA co-funded project “Tactical Break Crop Agronomy in Western Australia”.  Thanks to the Merredin RSU for trial management.  Laurie Maiolo provided technical assistance to ensure all treatments and measurements occurred in a timely and accurate fashion.


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

Method

Crop type Oilseed: Canola
Treatment type(s)
  • Fertiliser : Rate
  • Fertiliser : Timing
Trial type Experimental
Trial design Replicated

Buntine 2014

Sow rate or Target density 30 plants/m²
Sow date 1 May 2014
Harvest date Not specified
Plot size Not specified
Plot replication 3
Paddock history Paddock rotation: Wheat 2013, Canola 2012, Wheat 2011, Lupin 2010.
Fertiliser

Basal Fertiliser: 80 kg/ha of MacroPro Plus (10%N, 14%P, 8.4%K, 8%S, Cu 0.1, Zn 0.2, Mn 0.01) at seeding – error resulting in all plots receiving 8 kg N/ha.

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
Buntine, WA Sand over gravel
Derived trial site soil information
Australian Soil Classification Source: ASRIS
Trial site Soil order
Buntine, 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 Buntine WA
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Climate

Buntine WA 2014


Observed climate information

Rainfall avg gsr (mm) 136mm

Derived climate information

Buntine 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

2014 trial report