Researcher(s) |
Nick Poole (FAR Australia) Tracey Wylie (FAR Australia) |
---|---|
Year(s) | 2013 |
Contributor | Riverine Plains |
Trial location(s) |
Yarrawonga, VIC
|
To evaluate the performance of different in-crop nitrogen treatments and plant populations at a range or row spacings in first wheat following canola.
Lead research organisation |
Commonwealth Scientific and Industrial Research Organisation |
---|---|
Host research organisation | N/A |
Trial funding source | GRDC RP100007 |
Related program |
Maintaining profitable farming systems with retained stubble |
Acknowledgments |
Thanks to farmer co-operators, the Inchbold family, and Agrisearch as the principal trial contractor. |
Other trial partners | Not specified |
Crop type | Cereal (Grain): Wheat |
---|---|
Treatment type(s) |
|
Trial type | Experimental |
Trial design | Replicated |
Sow date | 15 May 2013 |
---|---|
Harvest date | Not specified |
Plot size | 16m x 2m |
Plot replication | 4 |
Herbicide |
host farmer paddock management |
Insecticide |
host farmer paddock management |
Fungicide |
host farmer paddock management |
Other trial notes |
GSR (Apr-Oct) |
Sow date | 15 May 2013 |
---|---|
Harvest date | Not specified |
Plot size | 16m x 2m |
Plot replication | 4 |
Herbicide |
host farmer paddock management |
Insecticide |
host farmer paddock management |
Fungicide |
host farmer paddock management |
Other trial notes |
GSR (Apr-Oct) |
Sow date | 15 May 2013 |
---|---|
Harvest date | Not specified |
Plot size | 16m x 2m |
Plot replication | 4 |
Herbicide |
host farmer paddock management |
Insecticide |
host farmer paddock management |
Fungicide |
host farmer paddock management |
Other trial notes |
GSR (Apr-Oct) |
Sow date | 15 May 2013 |
---|---|
Harvest date | Not specified |
Plot size | 16m x 2m |
Plot replication | 4 |
Herbicide |
host farmer paddock management |
Insecticide |
host farmer paddock management |
Fungicide |
host farmer paddock management |
Other trial notes |
GSR (Apr-Oct) |
# |
Treatment 1
|
Treatment 2
|
Treatment 3
|
Establishment plants (plants/m2) | Grain yield (t/ha) |
---|---|---|---|---|---|
1 | █ 100 (target) | █ 9” row spacing | █ No N | 167 | 3.93 |
2 | █ 100 (target) | █ 9” row spacing | █ Seedbed | 163 | 4.85 |
3 | █ 100 (target) | █ 9” row spacing | █ GS30-31 | 159 | 4.93 |
4 | █ 100 (target) | █ 9” row spacing | █ 50:50 Split | 164 | 5 |
5 | █ 200 (target) | █ 9” row spacing | █ No N | 272 | 3.9 |
6 | █ 200 (target) | █ 9” row spacing | █ Seedbed | 273 | 4.68 |
7 | █ 200 (target) | █ 9” row spacing | █ GS30-31 | 270 | 4.8 |
8 | █ 200 (target) | █ 9” row spacing | █ 50:50 Split | 269 | 4.83 |
9 | █ 100 (target) | █ 15” row spacing | █ No N | 96 | 3.65 |
10 | █ 100 (target) | █ 15” row spacing | █ Seedbed | 88 | 4.55 |
11 | █ 100 (target) | █ 15” row spacing | █ GS30-31 | 87 | 4.3 |
12 | █ 100 (target) | █ 15” row spacing | █ 50:50 Split | 86 | 4.38 |
13 | █ 200 (target) | █ 15” row spacing | █ No N | 152 | 3.7 |
14 | █ 200 (target) | █ 15” row spacing | █ Seedbed | 157 | 4.68 |
15 | █ 200 (target) | █ 15” row spacing | █ GS30-31 | 151 | 4.58 |
16 | █ 200 (target) | █ 15” row spacing | █ 50:50 Split | 146 | 4.83 |
# | Transpiration efficiency (kg/ha/mm) | Harvest index (value) | Dry matter biomass (kg DM/ha) | Grain yield (t/ha) | Total water use (mm) | |
---|---|---|---|---|---|---|
1 | █ 9” | 21.4 | 39 | 10369 | 4.04 | 15.9 |
2 | █ 15” | 23.6 | 43 | 8833 | 3.79 | 14.9 |
# | Transpiration efficiency (kg/ha/mm) | Harvest index (value) | Dry matter biomass (kg DM/ha) | Grain yield (t/ha) | Total water use (mm) | |
---|---|---|---|---|---|---|
1 | █ 100 (target) | 21.8 | 40 | 9807 | 3.89 | 15.3 |
2 | █ 200 (target) | 23 | 42 | 9394 | 3.94 | 15.5 |
# | Transpiration efficiency (kg/ha/mm) | Harvest index (value) | Dry matter biomass (kg DM/ha) | Grain yield (t/ha) | Total water use (mm) | |
---|---|---|---|---|---|---|
1 | █ No N | 19.8 | 36 | 9202 | 3.32 | 13.1 |
2 | █ Seedbed | 22.7 | 41 | 9947 | 4.1 | 16.1 |
3 | █ GS30-31 | 22.7 | 41 | 9873 | 4.07 | 16 |
4 | █ 50:50 Split | 22 | 40 | 10407 | 4.16 | 16.4 |
Rainfall trial gsr (mm) | 222mm |
---|
Rainfall trial gsr (mm) | 222mm |
---|
Rainfall trial gsr (mm) | 222mm |
---|
Rainfall trial gsr (mm) | 222mm |
---|
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.