| Researcher(s) |
Luke Dawson (CSBP) James Easton (CSBP) |
|---|---|
| Year(s) | 2011 |
| Contributor | Liebe Group |
| Trial location(s) |
East Coorow, WA
|
To evaluate the economics of a variable rate approach to fertiliser applications over the 2011 growing season. This trial was also designed as a proof of concept trial for CSBP’s Fertlogic Variable Rate Technology (VRT) platform
| Lead research organisation |
CSBP |
|---|---|
| Host research organisation | N/A |
| Related program | N/A |
| Acknowledgments |
CSBP would like to thank the following people/groups: - Rod Birch and Justin Passamani for hosting the trial. - The Liebe Group for organising field walks and the Spring Field Day. - Ryan Guthrie and Rowan Maddern from CSBP Field Research. |
| Other trial partners | Not specified |
| Crop type | Cereal (Grain): Wheat |
|---|---|
| Treatment type(s) |
|
| Trial type | Experimental |
| Trial design | Replicated |
| Sow date | 19 May 2011 |
|---|---|
| Harvest date | Not specified |
| Plot size | 20m x 2.5m |
| Plot replication | 3 |
| Fertiliser |
As per treatments |
| # |
Treatment 1
|
Treatment 2
|
Hectolitre weight (kg/hL) | Protein (%) | Screenings (%) | Grain yield (t/ha) |
|---|---|---|---|---|---|---|
| 1 | █ Blanket | █ High Zone | 78 | 8.8 | 1.2 | 4.21 |
| 2 | █ High (3.5 t/ha) | █ High Zone | 79 | 8.8 | 1.4 | 5.49 |
| 3 | █ Nil | █ High Zone | 78 | 8.2 | 1.3 | 2.71 |
| 4 | █ NUlogic (1.5 t/ha) | █ High Zone | 78 | 8.9 | 1.5 | 2.52 |
| 5 | █ Blanket | █ Low Zone | 79 | 8.5 | 1.6 | 2.88 |
| 6 | █ High (3.5 t/ha) | █ Low Zone | 79 | 8.4 | 1.3 | 4.36 |
| 7 | █ Nil | █ Low Zone | 78 | 8.8 | 1.9 | 1.49 |
| 8 | █ NUlogic (1.5 t/ha) | █ Low Zone | 78 | 8.2 | 1.7 | 3.1 |
| 9 | █ Blanket | █ Medium Zone | 78 | 9 | 1.9 | 3.36 |
| 10 | █ High (3.5 t/ha) | █ Medium Zone | 79 | 9 | 1.7 | 4.54 |
| 11 | █ Nil | █ Medium Zone | 79 | 9.4 | 1.9 | 1.96 |
| 12 | █ NUlogic (1.5 t/ha) | █ Medium Zone | 79 | 8.1 | 1.4 | 4.99 |
| Rainfall trial gsr (mm) | 330mm |
|---|
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.
