Nitrogen management trial

2013

Research organisaton
Funding source

Trial details

Researcher(s) Keith Bolto
Lyn Dohle
Year(s) 2013
Contributor Agriculture Kangaroo Island Incorporated
Trial location(s) Birchmore, SA
Nitrogen management trial locations
Aims

To look at different Nitrogen rates, timings and products under well drained conditions.

Key messages
  • Products with low cost per unit N were the most profitable in 2013.
  • Very high N treatment increased quality but reduced yield.
  • Some products that claim to increase N efficiency require further investigation.
Lead research organisation Agriculture Kangaroo Island Incorporated
Host research organisation N/A
Trial funding source GRDC
Related program N/A
Acknowledgments

Many thanks to the trial sponsors:

  • GRDC funding administerd by AgKI.
  • S & W Veitch for providing trial site.
  • KIPG for performing grain quality tests.
  • Fertiliser companies for providing product.
  • Andrew Ware (SARDI) for statistical analysis.

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

Method

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

Birchmore 2013

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

Download results

Trial results Table 1

# Treatment 1
Screenings (%) Protein (%) Test weight (kg/hL)
1 Agrocote 2.3 11 82.8
2 Biopolymer Urea 2.2 11.6 81
3 Control 2.16 11.2 81.6
4 Perlka 2.26 11.2 83.4
5 TwinN 2.6 10.9 83.2
6 Urea 150 2.4 11.9 82.8
7 Urea 400 2.5 13.3 81.8
8 Urea AMS blend 2.5 11.7 81.4

Protein %


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Screenings %


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Test weight kg/hL


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Observed trial site soil information
Trial site soil testing
Not specified
Soil conditions
Trial site Soil texture
Birchmore, SA Not specified
Derived trial site soil information
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 Birchmore SA
2013 429.9mm
2012 409.8mm
2011 457.3mm
2010 431.2mm
2009 440.2mm
2008 382.1mm
2007 324.6mm
2006 366.9mm
2005 365.1mm
2004 388.0mm
2003 408.1mm
2002 351.0mm
2001 436.1mm
2000 463.8mm
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

Derived climate information

No observed climate data available for this trial.
Derived climate data is determined from trial site location and national weather sources.

Birchmore SA

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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

2013 trial report



Trial last modified: 15-12-2021 09:33am AEST