Amelioration of subsoil acidity

2003

Research organisaton
Funding source

Trial details

Researcher(s) David Scholz (Elders Ltd) and Peter Bryant (Liebe Group)
Year(s) 2003
Contributor Liebe Group
Trial location(s) Site 4, East Maya, WA
Amelioration of subsoil acidity locations
Aims

To investigate amelioration of subsoil acidity through topdressing higher rates of lime and combining lime with gypsum.

Key messages
  • Yield increases were small in the first year of this demonstration.
  • Bigger increases may be expected in subsequent years.
Lead research organisation Liebe Group
Host research organisation N/A
Trial funding source GRDC
Related program N/A
Acknowledgments

The Liebe Group would like to acknowledge Peter Bryant for the idea and Steve Carr from AgLime Australia for the donation of lime.


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

Method

Crop type Wheat
Treatment type(s)
  • Soil amelioration: Type
  • Soil amelioration: Rate
Trial type Experimental
Trial design Replicated

East Maya 2003

Sow date 27 May 2003
Harvest date Not specified
Plot size 150m x 14m
Plot replication Not specified
Fertiliser

60 kg/ha MAPSZC, 50 kg/ha Urea

Herbicide

1.4 L/ha Glyphosate, 0.25 L/ha Ester

Download the trial report to view additional method/treatment information

Download results

Trial results Table 1

# Treatment 1
0-10cm soil pH (pH) 10-30cm soil moisture (%) 10-30cm soil pH (pH) Screenings (%) 30-60cm soil moisture (%) 0-10cm soil moisture (%) 30-60cm soil pH (pH) Protein (%) Grain yield (t/ha)
1 1 t/ha Lime 5.81 4.03 4.25 n/h 5 1.32 3.84 n/h n/h
2 1 t/ha Lime + 0.75 t/ha Gypsum 4.66 3.04 4.11 4.86 5.01 0.88 3.87 14.3 1.43
3 1 t/ha Lime + 1.5 t/ha Gypsum 5.1 2.98 4.08 3.44 4.36 0.49 3.91 14.1 1.57
4 1 t/ha Lime + 2 t/ha Gypsum 4.95 2.73 4.22 4.86 5.05 0.68 3.89 14.3 1.57
5 2 t/ha Lime 5.85 4.12 4.04 4.56 6.21 1.41 3.8 15.1 1.27
6 4 t/ha Lime 5.19 3.59 4.08 4.56 6.22 1.53 4.01 15.5 1.28
7 Control 1 5.01 3.06 4.09 4.34 4.44 0.46 4.06 14.2 1.51
8 Control 2 4.51 4.39 3.95 5.08 6.98 1.47 3.76 15.4 1.11

Grain yield t/ha


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0-10cm soil moisture %


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0-10cm soil pH pH


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10-30cm soil moisture %


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10-30cm soil pH pH


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30-60cm soil moisture %


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30-60cm soil pH pH


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Protein %


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Screenings %


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Observed trial site soil information
Trial site soil testing
Site Depth Type pH EC P K N A OC CAT
Site 4, East Maya, WA 0 - 10cm Acidic Sand
Site 4, East Maya, WA 10 - 30cm Acidic Sand
Soil conditions
Trial site Soil texture
Site 4, East Maya, WA Acidic sand
Derived trial site soil information
Australian Soil Classification Source
Trial site Soil order
Site 4, East Maya, WA Kandosol
National soil grid Source
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.

Site 4, East Maya WA

NOTE: Exact trial site locality unknown - Climate data may not be accurate
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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.




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