The Chief Executive Officer of the Department of Agriculture and Food and the State of Western Australia accept no liability whatsoever by reason of negligence or otherwise arising from the use or release of this information or any part of it. Copyright © Western Australian Agriculture Authority, 2015.
Researcher(s) |
Paul Blackwell (DAFWA) Bindi Isbister (DAFWA) |
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Year(s) | 2015 |
Contributor | Northern Agri Group |
Trial location(s) |
Binnu, WA
|
Identify profitable long term management of subsoil compaction for deep sandy soil at Binnu.
Lead research organisation |
Department of Agriculture and Food WA |
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Host research organisation | N/A |
Trial funding source | GRDC DAW00243 |
Related program |
Minimising the impact of soil compaction on crop yield |
Acknowledgments |
Piet and Dale Diepeveen for trial site, Damien Harris for loaning ripping tractor and Chris Pinkney, Agrarian, for support and advice. |
Other trial partners | Not specified |
Crop type | Cereal (Grain): Wheat |
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Treatment type(s) |
|
Trial type | Experimental |
Trial design | Replicated |
Sow rate or Target density | 70kg/ha |
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Sow date | 11 May 2015 |
Harvest date | Not specified |
Plot size | Not specified |
Plot replication | 3 |
Psuedoreplication | Not specified |
Fertiliser |
65kg/ha MAP:MOP 70:30 blend, deep banded post emergent 115kg UREA:AMSOL:MOP 56:28:16 |
@T1: 1 year | @T2: 5 years | ||||||||
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# | Variety |
Treatment 1
|
Treatment 2
|
Treatment 3
|
Screenings (%) | Grain yield (t/ha) | Protein (%) | Return on investment ($/ha) | Return on investment ($/ha) |
1 | █ Mace | █ Nil ripping | █ Nil | █ yellow pale sand (dune) | 2.2 | 0.63 | 13.4 | 0 | 0 |
1 | █ Mace | █ 300mm ripped | █ Nil | █ yellow pale sand (dune) | 3.1 | 0.65 | 11.9 | -1 | 0 |
1 | █ Mace | █ 550mm ripped | █ Nil | █ yellow pale sand (dune) | 3.9 | 1.49 | 11.5 | 5 | 26 |
2 | █ Mace | █ 550mm with topsoil slotting plates | █ Nil | █ yellow pale sand (dune) | 2.9 | 1.69 | 14.7 | 6 | 36 |
2 | █ Mace | █ Nil ripping | █ 5t/ha lime | █ yellow pale sand (dune) | 1.2 | 0.78 | 11.8 | -2 | -5 |
2 | █ Mace | █ 300mm ripped | █ 5t/ha lime | █ yellow pale sand (dune) | 2 | 0.78 | 10.6 | -1 | 0 |
3 | █ Mace | █ 550mm ripped | █ 5t/ha lime | █ yellow pale sand (dune) | 1.2 | 1.38 | 9.2 | 0 | 4 |
3 | █ Mace | █ 550mm with topsoil slotting plates | █ 5t/ha lime | █ yellow pale sand (dune) | 1.5 | 1.83 | 11.4 | 1 | 8 |
3 | █ Mace | █ Nil ripping | █ 10t/ha organic pellets | █ yellow pale sand (dune) | 1.5 | 0.83 | 11.8 | -1 | -1 |
4 | █ Mace | █ 300mm ripped | █ 10t/ha organic pellets | █ yellow pale sand (dune) | 1.8 | 1.07 | 10.5 | -1 | -1 |
4 | █ Mace | █ 550mm ripped | █ 10t/ha organic pellets | █ yellow pale sand (dune) | 2.1 | 1.66 | 9.4 | -1 | -1 |
4 | █ Mace | █ 550mm with topsoil slotting plates | █ 10t/ha organic pellets | █ yellow pale sand (dune) | 1.6 | 1.57 | 11.8 | -1 | -1 |
5 | █ Mace | █ Nil ripping | █ Nil | █ loamy yellow sand (swale) | 1.6 | 1.9 | 10.1 | 0 | 0 |
5 | █ Mace | █ 300mm ripped | █ Nil | █ loamy yellow sand (swale) | 1.8 | 1.51 | 8.6 | -5 | -17 |
5 | █ Mace | █ 550mm ripped | █ Nil | █ loamy yellow sand (swale) | 1.6 | 2.25 | 8.3 | 1 | 10 |
6 | █ Mace | █ 550mm with topsoil slotting plates | █ Nil | █ loamy yellow sand (swale) | 1 | 3.34 | 9.7 | 8 | 39 |
6 | █ Mace | █ Nil ripping | █ 5t/ha lime | █ loamy yellow sand (swale) | 1.9 | 2.11 | 11 | -5 | -17 |
6 | █ Mace | █ 300mm ripped | █ 5t/ha lime | █ loamy yellow sand (swale) | 1.6 | 2.05 | 10.4 | -1 | 0 |
7 | █ Mace | █ 550mm ripped | █ 5t/ha lime | █ loamy yellow sand (swale) | 2.2 | 2.78 | 9.7 | 0 | 5 |
7 | █ Mace | █ 550mm with topsoil slotting plates | █ 5t/ha lime | █ loamy yellow sand (swale) | 1.9 | 3.57 | 10.9 | 2 | 11 |
7 | █ Mace | █ Nil ripping | █ 10t/ha organic pellets | █ loamy yellow sand (swale) | 1.6 | 2.23 | 10.1 | -1 | -1 |
8 | █ Mace | █ 300mm ripped | █ 10t/ha organic pellets | █ loamy yellow sand (swale) | 1.5 | 2.58 | 9 | -1 | -1 |
8 | █ Mace | █ 550mm ripped | █ 10t/ha organic pellets | █ loamy yellow sand (swale) | 1.8 | 3.47 | 8.3 | -1 | -1 |
8 | █ Mace | █ 550mm with topsoil slotting plates | █ 10t/ha organic pellets | █ loamy yellow sand (swale) | 1.3 | 4.2 | 9.3 | -1 | 0 |
9 | █ Mace | █ | █ | █ | |||||
9 | █ Mace | █ | █ | █ | |||||
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11 | █ Mace | █ | █ | █ | |||||
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24 | █ Mace | █ | █ | █ | |||||
24 | █ Mace | █ | █ | █ |
Rainfall trial gsr (mm) | 212.5mm |
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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.