Revisiting gypsum for improved soil structure

2010

Research organisaton

Trial details

Researcher(s) Nadine Hollamby (Liebe Group)
Year(s) 2010
Contributor Liebe Group
Trial location(s) Site 4, Dalwallinu, WA
Revisiting gypsum for improved soil structure locations
Aims

To determine the efficacy and rate of gypsum required to improve soil structure on heavy clay soils in a minimum tillage system.

Key messages
Not specified
Lead research organisation Liebe Group
Host research organisation N/A
Related program N/A
Acknowledgments N/A
Other trial partners Not specified
Download the trial report to view additional trial information

Method

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

Dalwallinu 2010

Sow date 10 May 2010
Harvest date Not specified
Plot size 75m x 24m
Plot replication 3
Fertiliser

26/4/10: 0.5 kg/ha ammonium sulphate, 10/5/10: 90 kg/ha KTill extra, 0.5 kg/ha ammonium sulphate, 23/7/10: 100 kg/ha Urea

Herbicide

26/4/10:1 kg/ha Atrazine, 1.5 L/ha Triflur x, 100 ml/ha LI 700, 18/5/10: 125 ml/ha Venom, 11/6/10: 1.1 kg/ha Geasaprim, 500 ml/ha Hasten, 17/7/10: 500 ml/ha Status, 50 ml/ha Exert, 300 ml/ha Enhance

Insecticide

26/4/10: 1 L/ha Gladiator, 10/5/10: 200 ml/ha Chlorpyrifos,

Download the trial report to view additional method/treatment information

Download results

Trial results Table 1

# Treatment 1
Grain yield (t/ha) Establishment plants (plants/m2)
1 0 t/ha Gypsum 0.5 55
2 2 t/ha Gypsum 0.5 42
3 4 t/ha Gypsum 0.49 43

Grain yield t/ha


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Establishment plants plants/m2


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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, Dalwallinu, WA 0 - 10cm Red loam
Site 4, Dalwallinu, WA 10 - 30cm Red loam
Soil conditions
Trial site Soil texture
Site 4, Dalwallinu, WA Red loam
Derived trial site soil information
Australian Soil Classification Source
Trial site Soil order
Site 4, Dalwallinu, 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

Site 4, Dalwallinu WA 2010


Observed climate information

Rainfall trial gsr (mm) 172mm

Derived climate information

Site 4, Dalwallinu 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.




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