| Researcher(s) |
Laura Dorman (MIG) Debbie Gillam (MIG) Craig Topham (Agrarian Management) |
|---|---|
| Year(s) | 2014 |
| Contributor | Mingenew-Irwin Group |
| Trial location(s) |
Morawa, WA
|
To give growers a better understanding of managing soil moisture through chemical and mechanical fallow rotations.
| Lead research organisation | N/A |
|---|---|
| Host research organisation | N/A |
| Trial funding source | GRDC |
| Related program | N/A |
| Acknowledgments |
Thanks to GRDC. |
| Other trial partners | Agrarian Management, WA College of Agriculture (Morawa) |
| Crop type | Cereal (Grain): Wheat |
|---|---|
| Treatment type(s) |
|
| Trial type | Experimental |
| Trial design | Replicated |
| Sow rate or Target density | 60kg/ha |
|---|---|
| Sow date | 14 May 2014 |
| Harvest date | 17 November 2014 |
| Plot size | 12.5m x 100m |
| Plot replication | 8 |
| Fertiliser |
14/5/14: 60kg/ha Agras Extra, 30L/ha Flexi N (post emergent) |
| Herbicide |
Knockdown: 2.0L roundup, Pre emerg 2.0L Trifluralin, Post emerg 250g Propiconizole, 500ml MCPA LVE, 500ml Velocity |
| # | Variety |
Treatment 1
|
Establishment plants (plants/m2) | Hectolitre weight (kg/hL) | Protein (%) | Screenings (%) | Grain yield (t/ha) | Returns ($/ha) |
|---|---|---|---|---|---|---|---|---|
| 1 | █ Corack | █ High level fallow management | NA | NA | NA | NA | NA | -40 |
| 2 | █ Corack | █ Continuous cropping | 120 | 82.8 | 11.4 | 1.65 | 1.19 | 375 |
| 3 | █ Corack | █ Low Level Fallow Management | 0 | NA | NA | NA | NA | -25 |
| 4 | █ Corack | █ Mechanical Fallow | 0 | NA | NA | NA | NA | -35 |
| 5 | █ Corack | █ Continuous Cropping (2) | 120 | 82.4 | 10.8 | 1.39 | 1.21 | 381 |
| 6 | █ Corack | █ Continuous Cropping (2) | 120 | 82.8 | 10.8 | 1.45 | 1.21 | 381 |
| 7 | █ Corack | █ Continuous Cropping (2) | 120 | 82.8 | 10.9 | 1.5 | 1.2 | 378 |
| 8 | █ Corack | █ Continuous Cropping (2) | 120 | 82.8 | 11 | 1.22 | 1.19 | 375 |
| Rainfall trial gsr (mm) | 275mm |
|---|
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.
