Researcher(s) |
Nick Poole (FAR Australia) Michael Straight (FAR Australia) |
---|---|
Year(s) | 2015 |
Contributor | Riverine Plains |
Trial location(s) |
Barooga, NSW
Yarrawonga, VIC |
To investigate the interaction between early sowing and row spacing and variety in first wheat crops under full stubble retention.
Lead research organisation |
Commonwealth Scientific and Industrial Research Organisation |
---|---|
Host research organisation | N/A |
Trial funding source | GRDC RPI00009 |
Related program |
Maintaining profitable farming systems with retained stubble |
Acknowledgments |
Thanks to the farmer co-operators, J and S Bruce (Barooga, NSW) and Telewonga Pty Ltd (Yarrawonga, Vic). |
Other trial partners | Not specified |
Crop type | Cereal (Grain): Wheat |
---|---|
Treatment type(s) |
|
Trial type | Experimental |
Trial design | Replicated,Blocked |
Sow date | 15 April 2015 |
---|---|
Harvest date | Not specified |
Plot size | Not specified |
Plot replication | Not specified |
Herbicide |
host farmer paddock management |
Insecticide |
host farmer paddock management |
Fungicide |
host farmer paddock management |
Other trial notes |
GSR (Apr-Oct) |
Sow date | 15 April 2015 |
---|---|
Harvest date | Not specified |
Plot size | Not specified |
Plot replication | Not specified |
Herbicide |
host farmer paddock management |
Insecticide |
host farmer paddock management |
Fungicide |
host farmer paddock management |
Other trial notes |
GSR (Apr-Oct) |
Sow date | 15 April 2015 |
---|---|
Harvest date | Not specified |
Plot size | Not specified |
Plot replication | Not specified |
Herbicide |
host farmer paddock management |
Insecticide |
host farmer paddock management |
Fungicide |
host farmer paddock management |
Other trial notes | Not specified |
Sow date | 15 April 2015 |
---|---|
Harvest date | Not specified |
Plot size | Not specified |
Plot replication | Not specified |
Herbicide |
host farmer paddock management |
Insecticide |
host farmer paddock management |
Fungicide |
host farmer paddock management |
Other trial notes | Not specified |
# |
Treatment 1
|
Harvest index (value) | Protein (%) | Grain yield (t/ha) | Total water use (mm) | Hectolitre weight (kg/hL) | Screenings (%) | Dry matter biomass (kg DM/ha) | Transpiration efficiency (kg/ha/mm) | Establishment plants (plants/m2) |
---|---|---|---|---|---|---|---|---|---|---|
1 | █ 9" row spacing | 36.1 | 9.8 | 4.17 | 186.7 | 77.2 | 7.1 | 10.27 | 19.8 | 110 |
2 | █ 12" row spacing | 40.3 | 9.6 | 4.2 | 167.8 | 11.8 | 6.7 | 9.23 | 22.1 | 127 |
3 | █ 15" row spacing | 44.6 | 9.9 | 4.23 | 153.8 | 77.4 | 7.1 | 8.46 | 24.5 | 112 |
# | Variety |
Hectolitre weight (kg/hL) | Screenings (%) | Protein (%) | Grain yield (t/ha) | Establishment plants (plants/m2) |
---|---|---|---|---|---|---|
1 | █ Wedgetail | 76.7 | 5.3 | 9.6 | 3.91 | 113 |
2 | █ Bolac | 76 | 11.9 | 9.7 | 4.18 | 113 |
3 | █ Lancer | 79 | 5.1 | 10.3 | 4.28 | 116 |
4 | █ Trojan | 78.2 | 5.7 | 9.5 | 4.44 | 123 |
# | Harvest index (value) | Protein (%) | Screenings <2mm (%) | Total water use (mm) | Hectolitre weight (kg/hL) | Grain yield (t/ha) | Dry matter biomass (kg DM/ha) | Transpiration efficiency (kg/ha/mm) | Establishment plants (plants/m2) | |
---|---|---|---|---|---|---|---|---|---|---|
1 | █ 9" row spacing | 30.8 | 13 | 19.3 | 172.5 | 75.7 | 3.33 | 9.49 | 17 | 171 |
2 | █ 12" row spacing | 33.2 | 13.3 | 19.2 | 154.4 | 75.7 | 3.22 | 8.49 | 18.3 | 158 |
3 | █ 15" row spacing | 34.2 | 13.7 | 20.5 | 153.1 | 75.4 | 3.25 | 8.42 | 18.8 | 162 |
# | Variety |
Hectolitre weight (kg/hL) | Grain yield (t/ha) | Protein (%) | Screenings <2mm (%) | Establishment plants (plants/m2) |
---|---|---|---|---|---|---|
1 | █ Wedgetail | 74.3 | 3.23 | 13.8 | 17.7 | 155 |
2 | █ Bolac | 74.3 | 3.32 | 13.3 | 30.9 | 165 |
3 | █ Lancer | 78 | 3.28 | 13.5 | 10.5 | 156 |
4 | █ Trojan | 75.8 | 3.25 | 12.7 | 19.5 | 178 |
Rainfall trial gsr (mm) | 201mm |
---|
Rainfall trial gsr (mm) | 201mm |
---|
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.