Managing acidity

2014
CC BY 4.0

Research organisatons

Trial details

Researcher(s) Stuart McAlpine (Optima Agriculture)
Year(s) 2014
Contributor Liebe Group
Trial location(s) West Buntine, WA
Managing acidity locations
Aims

Examine the effect of variable rates of fertiliser on acidity in the furrow and how CalSap® interacts with soil pH over a period of time at different locations in the profile.

Key messages
  • In furrow remediation could be useful in managing acidity generated by fertiliser placement.
  • CalSap® is a liquid product which can be used to manage acidity generated by fertiliser in the furrow.

 

Lead research organisation Optima Agriculture
Host research organisation N/A
Related program N/A
Acknowledgments

Optima would like to thank Mike and Narelle Dodd for setting up the demonstration and the Liebe Group in providing staff, a weigh trailer and assistance with compiling the information.


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

Method

Crop type Oilseed: Canola
Treatment type(s)
  • Soil Improvement
Trial type Demonstration
Trial design Unreplicated

West Buntine 2014

Sow rate or Target density 3 kg/ha
Sow date 30 May 2014 30 May 2014
Harvest date Not specified
Plot size 300m x 14m
Plot replication Not specified
Fertiliser

30/05/2014: 35 kg/ha AgFlow, 10 kg/ha Muriate of Potash, Flexi-N as per protocol (Table 1)

20/07/2014: 30 L/ha of Flexi-N at cabbage

Herbicide

29/05/2014: 1.1 L/ha Glyphosate, 1.1 kg/ha Atrazine, 1 L/ha Propyzamide

01/06/2014: 1.1 kg/ha Atrazine

28/06/2014: 500 mL/ha Clethodim

Soil amelioration

27/03/2013: 2 t/ha Limesand, full cut cultivation

Other trial notes

For further information, contact
Stuart McAlpine, Optima Agriculture
stuartmcalpine@bigpond.com

Download the trial report to view additional method/treatment information

Download results

Trial results Table 1

# Variety
Treatment 1
Treatment 2
Oil (%) Grain yield (t/ha) Protein (%)
1 Plot # Flexi-N (L/ha) CalSap (L/ha)
2 1 30 42.4 0.69 23.2
3 2 43.3 0.65 23.3
4 3 30 10 42.7 0.75 22.7
5 4 60 10 41.8 0.68 23.2
6 5 30 5 43.1 0.74 23.1
7 6 60 41.3 0.69 24.4
8 7 60 5 41.5 0.64 24.1
9 8 30 41.9 0.59 24.4
10 9 43.2 0.71 22.1

Grain yield t/ha


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Oil %


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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
West Buntine, WA 0 - 15cm 4.50 0.05
West Buntine, WA 15 - 40cm 4.30
Soil conditions
Trial site Soil texture
West Buntine, WA Yellow sands
Derived trial site soil information
Australian Soil Classification Source: ASRIS
Trial site Soil order
West 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 West Buntine WA
2014 135.3mm
2013 135.4mm
2012 129.6mm
2011 157.7mm
2010 104.5mm
2009 101.9mm
2008 151.8mm
2007 118.9mm
2006 118.0mm
2005 101.2mm
2004 108.3mm
2003 117.8mm
2002 56.6mm
2001 67.8mm
2000 154.4mm
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

West Buntine WA 2014


Observed climate information

Rainfall avg gsr (mm) 185mm

Derived climate information

West 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 last modified: 11-12-2019 10:27am AEST