| Researcher(s) |
Debbie Gillam |
|---|---|
| Year(s) | 2017 |
| Contributor | Liebe Group |
| Trial location(s) |
Irwin, WA
|
To determine the best way to apply nutrients and increase nutrient uptake on non-wetting soils after amelioration in the Geraldton port zone.
| Lead research organisation | N/A |
|---|---|
| Host research organisation |
Grains Research and Development Corporation |
| Trial funding source | GRDC LIE00010-A |
| Related program | N/A |
| Acknowledgments |
Many thanks to the Department of Industries and Regional Development (DPIRD) for their assistance with trial management, CSBP for technical support and, the Kelly Family for the site and assistance. |
| Other trial partners | Not specified |
| Crop type | Cereal (Grain): Wheat |
|---|---|
| Treatment type(s) |
|
| Trial type | Experimental |
| Trial design | Replicated |
| Sow rate or Target density | 80 kg/ha |
|---|---|
| Sow date | 16 May 2017 16th May 2017 |
| Harvest date | Not specified |
| Plot size | 2m x 20m |
| Plot replication | 4 |
| Paddock history | 2013: Wheat 2014: Lupins 2015: Wheat 2016: Lupins |
| Fertiliser |
16/05/2017: Seeding fertiliser as per treatment list 17/07/2017: 50 L/ha Flexi N |
| Herbicide |
16/05/2017: 118 gm/ha Sakura, 1.5 L/ha Trifluralin 17/07/2017: 800 ml/ha Jaguar |
| Insecticide |
16/05/2017: 200 ml/ha Lorsban, 200 ml/ha Dominex |
| Other trial notes |
For further information, contact Debbie Gillam, Mingenew Irwin Group |
| # | Variety |
Hectolitre weight (kg/hL) | Plant density (plants/m2) | Protein (%) | Screenings (%) | Grain yield (t/ha) | Returns ($/ha) |
|---|---|---|---|---|---|---|---|
| 1 | █ Std N no K | 69.5 | 46 | 13.7 | 8.7 | 0.45 | 113 |
| 2 | █ Std N std K | 71.1 | 65 | 13.8 | 8.3 | 0.83 | 233 |
| 3 | █ Liquid K | 68.6 | 30 | 13.9 | 9 | 0.39 | 98 |
| 4 | █ Std N High K | 73 | 50 | 12.6 | 5.8 | 0.9 | 225 |
| 5 | █ Low N, High K | 71.2 | 62 | 13 | 6.3 | 0.91 | 228 |
| 6 | █ Std N, High K | 68.9 | 52 | 13.4 | 6.9 | 0.96 | 240 |
| 7 | █ Std N, High K | 69.4 | 61 | 13.6 | 6.8 | 0.98 | 245 |
| 8 | █ Std N, no K | 69.2 | 37 | 13.7 | 9.1 | 0.44 | 110 |
| 9 | █ Std N, very High K | 71.1 | 65 | 13.8 | 6.4 | 1.08 | 270 |
| Rainfall avg gsr (mm) | 213mm |
|---|
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.
