| Researcher(s) |
Nadine Hollamby (Liebe Group) |
|---|---|
| Year(s) | 2010 |
| Contributor | Liebe Group |
| Trial location(s) |
Dalwallinu, WA
|
To determine the efficacy and rate of gypsum required to improve soil structure on heavy clay soils in a minimum tillage system.
| Lead research organisation |
Liebe Group |
|---|---|
| Host research organisation | N/A |
| Related program | N/A |
| Acknowledgments | N/A |
| Other trial partners | Not specified |
| Crop type | Oilseed: Canola |
|---|---|
| Treatment type(s) |
|
| Trial type | Experimental |
| Trial design | Replicated |
| Sow date | 10 May 2010 |
|---|---|
| Harvest date | Not specified |
| Plot size | 75m x 24m |
| Plot replication | 3 |
| Fertiliser |
26/4/10: 0.5 kg/ha ammonium sulphate, 10/5/10: 90 kg/ha KTill extra, 0.5 kg/ha ammonium sulphate, 23/7/10: 100 kg/ha Urea |
| Herbicide |
26/4/10:1 kg/ha Atrazine, 1.5 L/ha Triflur x, 100 ml/ha LI 700, 18/5/10: 125 ml/ha Venom, 11/6/10: 1.1 kg/ha Geasaprim, 500 ml/ha Hasten, 17/7/10: 500 ml/ha Status, 50 ml/ha Exert, 300 ml/ha Enhance |
| Insecticide |
26/4/10: 1 L/ha Gladiator, 10/5/10: 200 ml/ha Chlorpyrifos, |
| # |
Treatment 1
|
Establishment plants (plants/m2) | Grain yield (t/ha) |
|---|---|---|---|
| 1 | █ 0 t/ha Gypsum | 55 | 0.5 |
| 2 | █ 2 t/ha Gypsum | 42 | 0.5 |
| 3 | █ 4 t/ha Gypsum | 43 | 0.49 |
| Rainfall trial gsr (mm) | 172mm |
|---|
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.
