| Researcher(s) |
Paul Blackwell (Department of Agriculture) |
|---|---|
| Year(s) | 2004 |
| Contributor | Liebe Group |
| Trial location(s) |
Balla, WA
|
Evaluate benefits and penalties of cropping traffic on deep ripping.
The results confirm some suspicions of some observant farmers that a small amount of compaction, or 'firming' can be beneficial to crop yield.
| Lead research organisation |
Department of Agriculture and Food WA |
|---|---|
| Host research organisation | N/A |
| Trial funding source | GRDC |
| Related program | N/A |
| Acknowledgments |
|
| Other trial partners | Not specified |
| Crop type | Cereal (Grain): Wheat |
|---|---|
| Treatment type(s) |
|
| Trial type | Experimental |
| Trial design | Replicated |
| Sow date | 2 June 2004 |
|---|---|
| Harvest date | Not specified |
| Plot size | 9m x 200m |
| Plot replication | 3 |
| Fertiliser |
68 kg/ha DAPZn, 75 kg/ha Nitrogold and 50 kg/ha MOP |
| Herbicide |
Roundup 1 L/ha post = 650mL LV60, 5G logran, 5g Ally |
| # |
Treatment 1
|
Treatment 2
|
Grain yield (t/ha) |
|---|---|---|---|
| 1 | █ Header pre. | █ Unwheeled | 1.099 |
| 2 | █ Header pre. | █ Edge | 1.466 |
| 3 | █ Header pre. | █ Centre | 0.736 |
| 4 | █ Boom pre. | █ Unwheeled | 1.099 |
| 5 | █ Boom pre. | █ Edge | 1.346 |
| 6 | █ Boom pre. | █ Centre | 0.698 |
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.
