| Researcher(s) |
Nick Poole (FAR NZ in conjunction with Riverine Plains) |
|---|---|
| Year(s) | 2009 |
| Contributor | Riverine Plains |
| Trial location(s) |
Coreen, NSW
|
To evaluate the performance of different drill openers at a range or row spacings in canola following a commercial triticale crop to improve water use efficiency (WUE) in no-till cropping and stubble retention systems in spatially and temporally variable conditions in the Riverine Plains.
For a summary of key messages and results see the attached trial report.
| Lead research organisation |
Commonwealth Scientific and Industrial Research Organisation |
|---|---|
| Host research organisation |
Riverine Plains |
| Trial funding source | GRDC |
| Related program |
Improving Water Use Efficiency |
| Acknowledgments |
Hanrahan Family, Coreen and Peracto Pty Ltd as trial manager. |
| Other trial partners | FAR Australia |
| Crop type | Oilseed: Canola |
|---|---|
| Treatment type(s) |
|
| Trial type | Experimental |
| Trial design | Replicated |
| Sow rate or Target density | 2.5kg/ha |
|---|---|
| Sow date | 1 June 2009 |
| Harvest date | Not specified |
| Plot size | 44m x 3m |
| Plot replication | 4 |
| Fertiliser |
170kg/ha SuPerfect + host farmer paddock management |
| Herbicide |
host farmer paddock management |
| Insecticide |
host farmer paddock management |
| Fungicide |
host farmer paddock management |
| Other trial notes |
Improved water use efficiency (WUE) in no-till cropping and stubble retention systems in spatially and temporally variable conditions in the Riverine Plains |
| # |
Treatment 1
|
Treatment 2
|
Establishment plants (plants/m2) | Harvest index (value) | Oil (%) | Grain yield (t/ha) | Total water use (mm) | Transpiration efficiency (kg/ha/mm) |
|---|---|---|---|---|---|---|---|---|
| 1 | █ Disc Opener | █ 9" row spacing | 68.6 | 26.4 | 37.4 | 1.67 | 6.5 | 13.18 |
| 2 | █ Disc Opener | █ 12" row spacing | 55.8 | 27.8 | 37.3 | 1.72 | 6.7 | 13.91 |
| 3 | █ Disc Opener | █ 15" row spacing | 48.3 | 25.2 | 37.1 | 1.5 | 6 | 12.6 |
| 4 | █ Tine Opener | █ 9" row spacing | 47 | 21.3 | 37 | 1.45 | 5.3 | 10.66 |
| 5 | █ Tine Opener | █ 12" row spacing | 56.7 | 29.4 | 36.2 | 1.68 | 6.4 | 14.69 |
| 6 | █ Tine Opener | █ 15" row spacing | 42.4 | 28.5 | 35.5 | 1.48 | 5.9 | 14.27 |
| Rainfall trial gsr (mm) | 234mm |
|---|
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.
