Researcher(s) |
Bindi Isbister Craig Topham |
---|---|
Year(s) | 2017 |
Contributor | Agrarian Management |
Trial location(s) |
Arrino, WA
Eradu, WA Mullewa, WA Ogilvie, WA Walkaway, WA |
Related trials |
To provide growers and advisers with a better understanding of the benefits of deep ripping and in particular depth of deep ripping required to optimise crop yield and profit.
Lead research organisation |
Grains Research and Development Corporation |
---|---|
Host research organisation |
Agrarian Management |
Trial funding source | GRDC GER9 |
Related program |
Regional Cropping Solutions Network |
Acknowledgments |
Thank you very much to the host farmers Ben Cripps, Paul Messina, Spring Park Farms, Matt Freeman and Braden Bagley. Thank you to DAFWA GRDC funded project DAW00243 for providing advice on trial setup, assistance with soil compaction assessments and result interpretation. |
Other trial partners | Precision Agriculture |
Crop type | Cereal (Grain): Wheat |
---|---|
Treatment type(s) |
|
Trial type | |
Trial design |
Sowing machinery | Not specified |
---|---|
Sow date | Not specified |
Harvest date | Not specified |
Plot size | Not specified |
Plot replication | Not specified |
Soil amelioration | Not specified |
Sowing machinery | Not specified |
---|---|
Sow date | Not specified |
Harvest date | Not specified |
Plot size | Not specified |
Plot replication | Not specified |
Soil amelioration | Not specified |
Sowing machinery | Not specified |
---|---|
Sow date | Not specified |
Harvest date | Not specified |
Plot size | Not specified |
Plot replication | Not specified |
Soil amelioration | Not specified |
Sowing machinery |
controlled traffic farming system 3:1 ratio 45ft header, 45ft seeder, 135ft sprayer, 6.8m ripper |
---|---|
Sow date | 10 May 2017 |
Harvest date | Not specified |
Plot size | Not specified |
Plot replication | 3 |
Soil amelioration |
2016
|
Sowing machinery | Not specified |
---|---|
Sow date | Not specified |
Harvest date | Not specified |
Plot size | Not specified |
Plot replication | Not specified |
Soil amelioration | Not specified |
# | Variety |
Treatment 1
|
Treatment 2
|
Grain yield (t/ha) |
---|---|---|---|---|
1 | █ Wheat | █ Yellow sand Ogilvie | █ No rip | 2.05 |
2 | █ Wheat | █ Yellow sand Ogilvie | █ Shallow | 2.14 |
3 | █ Wheat | █ Yellow sand Ogilvie | █ Deep | 2.28 |
4 | █ Wheat | █ Yellow sand Ogilvie | █ Deep + | N/A |
5 | █ Wheat | █ Yellow loam Arrino | █ No rip | 2.08 |
6 | █ Wheat | █ Yellow loam Arrino | █ Shallow | 2.29 |
7 | █ Wheat | █ Yellow loam Arrino | █ Deep | 2.58 |
8 | █ Wheat | █ Yellow loam Arrino | █ Deep + | N/A |
9 | █ Lupins | █ Pale sand Walkaway | █ No rip | 0.92 |
10 | █ Lupins | █ Pale sand Walkaway | █ Shallow | 1.23 |
11 | █ Lupins | █ Pale sand Walkaway | █ Deep | 1.34 |
12 | █ Lupins | █ Pale sand Walkaway | █ Deep + | 1.38 |
13 | █ Lupins | █ Yellow sand plain Eradu | █ No rip | N/A |
14 | █ Lupins | █ Yellow sand plain Eradu | █ Shallow | 2.38 |
15 | █ Lupins | █ Yellow sand plain Eradu | █ Deep | 2.55 |
16 | █ Lupins | █ Yellow sand plain Eradu | █ Deep + | 2.3 |
17 | █ Canola | █ Red Loam Mullewa | █ No rip | 0.85 |
18 | █ Canola | █ Red Loam Mullewa | █ Shallow | 0.87 |
19 | █ Canola | █ Red Loam Mullewa | █ Deep | 0.84 |
20 | █ Canola | █ Red Loam Mullewa | █ Deep + | N/A |
Rainfall avg ann (mm) | 386mm |
---|---|
Rainfall trial total (mm) | 351mm |
Rainfall trial gsr (mm) | 185mm |
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.