Researcher(s) |
Peter Hooper (Hart) Sarah Noack (Hart) Nick Poole (Hart) Stuart Sherriff (Precision Agriculture Australia) Michael Straight (Hart) Sam Trengove (FAR) Tracey Wylie (FAR) |
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Year(s) | 2014 - 2015 |
Contributor | Hart Field Site Group |
Trial location(s) |
Hart, SA
|
To measure and demonstrate on-farm strategies that can reduce nitrous oxide by trialling four key practices:
Lead research organisation |
Hart Field Site Group |
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Host research organisation |
Hart Field Site Group |
Trial funding source | Department of Agriculture AOTGR2-0015 |
Related program | N/A |
Acknowledgments |
The authors acknowledge the department of Agriculture for funding this research project as part of Action on The Ground (AOTGR2-0015). We also gratefully acknowledge Rob Wandel for hosting and managing the trial on his property.
|
Other trial partners | The Foundation for Arable Research Australia and Precision Agriculture Australia |
Crop types | Cereal (Grain): Wheat Oilseed: Canola Grain Legume: Field peas |
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Treatment type(s) |
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Trial type | |
Trial design |
Sow date | Not specified |
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Harvest date | Not specified |
Plot size | Not specified |
Plot replication | Not specified |
Fertiliser | Not specified |
Sow date | Not specified |
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Harvest date | Not specified |
Plot size | Not specified |
Plot replication | Not specified |
Fertiliser | Not specified |
Sow date | Not specified |
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Harvest date | Not specified |
Plot size | Not specified |
Plot replication | Not specified |
Fertiliser | Not specified |
Sow date | Not specified |
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Harvest date | Not specified |
Plot size | Not specified |
Plot replication | Not specified |
Fertiliser | Not specified |
Sow date | 3 May 2015 |
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Harvest date | Not specified |
Plot size | 9.0m x 16.5m |
Plot replication | 4 |
Fertiliser |
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Sow date | Not specified |
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Harvest date | Not specified |
Plot size | Not specified |
Plot replication | Not specified |
Fertiliser | Not specified |
@T1: GS32 | @T2: GS39 | @T3: GS65 | @T4: GS99 | |||||||
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# |
Treatment 1
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Treatment 2
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Screenings (%) | Test weight (kg/hL) | Protein (%) | Grain yield (t/ha) | Nitrogen uptake (kg N/ha) | Nitrogen uptake (kg N/ha) | Nitrogen uptake (kg N/ha) | Nitrogen uptake (kg N/ha) |
1 | █ Canola previous crop | █ Nil | 2.1 | 77.4 | 11.6 | 2.76 | 29 | 44 | 46 | 92 |
1 | █ Canola previous crop | █ 40 kg N/ha @ GS31 | 3.2 | 76.6 | 12.2 | 3.05 | 33 | 47 | 61 | 73 |
1 | █ Canola previous crop | █ 80 kg N/ha @ GS31 | 4.8 | 74.1 | 13.2 | 3.1 | 38 | 44 | 75 | 115 |
1 | █ Canola previous crop | █ 80 kg N/ha IBS | 2.9 | 77.2 | 12.3 | 3.05 | 34 | 52 | 66 | 95 |
1 | █ Canola previous crop | █ 80 kg N/ha @ GS31 + inhibitor | 5.8 | 74.6 | 13.6 | 3.3 | 37 | 54 | 84 | 106 |
2 | █ Canola previous crop | █ 53 kg N/ha split @ GS30, 32, 45 | 3.8 | 75.8 | 12.4 | 3.19 | 31 | 50 | 63 | 103 |
2 | █ Field pea previous crop | █ Nil | 1.3 | 79.7 | 11.4 | 3.85 | 52 | 66 | 83 | 61 |
2 | █ Field pea previous crop | █ 40 kg N/ha @ GS31 | 1.8 | 78.7 | 12.1 | 4.31 | 48 | 73 | 86 | 67 |
2 | █ Field pea previous crop | █ 80 kg N/ha @ GS31 | 1.8 | 78 | 13 | 4.4 | 50 | 79 | 104 | 77 |
2 | █ Field pea previous crop | █ 80 kg N/ha IBS | 1.4 | 79.5 | 12.4 | 4.15 | 53 | 80 | 91 | 66 |
3 | █ Field pea previous crop | █ 80 kg N/ha @ GS31 + inhibitor | 1.7 | 78.9 | 13 | 4.21 | 51 | 78 | 94 | 96 |
3 | █ Field pea previous crop | █ 53 kg N/ha split @ GS30, 32, 45 | 1.4 | 78.9 | 12.8 | 4.13 | 51 | 76 | 98 | 71 |
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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.