| Researcher(s) |
James Hunt (CSIRO) Dannielle Ick (BCG) Nick Poole (FAR) |
|---|---|
| Year(s) | 2014 |
| Contributor | Birchip Cropping Group |
| Trial location(s) |
Quambatook, VIC
|
| Further information | View external link |
To assess the impact of time of sowing (TOS) on a range of wheat variety maturity classes (winter wheat, slow and mid spring maturing varieties) and to measure the impact of plant density and the presence of weeds (simulated with tame oats) on these varieties.
| Lead research organisation |
Birchip Cropping Group |
|---|---|
| Host research organisation | N/A |
| Trial funding source | GRDC SFS00028 |
| Related program |
Grain & Graze 3 |
| Acknowledgments |
This trial was funded by GRDC and conducted in collaboration with CSIRO and FAR. This trial work was also partially funded through GRDC’s Grain and Graze 3 project (SFS00028). |
| Other trial partners | CSIRO, FAR |
| Crop type | Cereal (Grain): Wheat |
|---|---|
| Treatment type(s) |
|
| Trial type | Experimental |
| Trial design | Replicated,Blocked |
| Sow rate or Target density | 50 and 150 plants/m² |
|---|---|
| Sowing machinery |
Knife points, press wheels, 30cm row spacing |
| Sow date | 1 April 2014 1 April 2014, 6 May 2014 |
| Harvest date | 12 November 2014 13 November 2014, 1 December 2014 |
| Plot size | Not specified |
| Plot replication | Not specified |
| Fertiliser |
Granulock supreme Z @ 50kg/ha at sowing plus 180kg/ha of urea (83 kg N/ha) top-dressed in two separate applications |
| Herbicide |
Pre-sowing - Sakura® @ 118g/ha In-crop - Velocity® @ 670ml/ha + Hasten® @ 1% v/v |
| Insecticide |
Pests were controlled to best management practices. |
| Fungicide |
Trial was managed to be disease free so recieved adequate fungicide applications. |
| # | Variety |
Treatment 1
|
Treatment 2
|
Protein (%) | Screenings (%) | Grain yield (t/ha) | Test weight (kg/hL) |
|---|---|---|---|---|---|---|---|
| 1 | █ Wedgetail | █ 1 April | █ 50 plants/m2 | 13.9 | 4.5 | 2 | 78 |
| 2 | █ Rosella | █ 1 April | █ 50 plants/m2 | 13.2 | 6.4 | 1.9 | 82 |
| 3 | █ Lancer | █ 1 April | █ 50 plants/m2 | 14.6 | 5.9 | 1.4 | 77 |
| 4 | █ Scout | █ 1 April | █ 50 plants/m2 | 14.2 | 11.7 | 1.2 | 74 |
| 5 | █ Wedgetail | █ 1 April | █ 150 plants/m2 | 13.5 | 6 | 2 | 77 |
| 6 | █ Rosella | █ 1 April | █ 150 plants/m2 | 14.3 | 8.2 | 1.7 | 81 |
| 7 | █ Lancer | █ 1 April | █ 150 plants/m2 | 13 | 5.3 | 1.7 | 81 |
| 8 | █ Scout | █ 1 April | █ 150 plants/m2 | 14.1 | 13.5 | 1.1 | 77 |
| 9 | █ Wedgetail | █ 6 May | █ 150 plants/m2 | 14 | 3.2 | 1.1 | 75 |
| 10 | █ Rosella | █ 6 May | █ 150 plants/m2 | 16.3 | 2.3 | 0.6 | 78 |
| 11 | █ Lancer | █ 6 May | █ 150 plants/m2 | 12.3 | 2.6 | 2.3 | 80 |
| 12 | █ Scout | █ 6 May | █ 150 plants/m2 | 12.1 | 3.1 | 1.7 | 78 |
| Rainfall trial total (mm) | 239mm |
|---|---|
| Rainfall trial gsr (mm) | 168mm |
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.
