| Researcher(s) |
Nadine Hollamby (Liebe Group) |
|---|---|
| Year(s) | 2013 |
| Contributor | Liebe Group |
| Trial location(s) |
Miling, WA
|
To determine if inclusion of Bentonite clay improves crop yields on sandy soils.
| Lead research organisation |
Liebe Group |
|---|---|
| Host research organisation | N/A |
| Trial funding source | AGAC |
| Related program | N/A |
| Acknowledgments |
Shari Dougall and Bruce Thorpe from DAFWA Wongan Hills for conducting the mouldboard ploughing. The Seymour family for hosting the trial. This demonstration is funded by the Australian Governments Action on the Ground project. |
| Other trial partners | Not specified |
| Crop type | Cereal (Grain): Barley |
|---|---|
| Treatment type(s) |
|
| Trial type | Demonstration |
| Trial design | Unreplicated |
| Sow date | 8 May 2013 |
|---|---|
| Harvest date | Not specified |
| Plot size | 50m x 20m |
| Plot replication | 1 |
| Fertiliser |
75 kg/ha Mallee, 25 kg/ha MOP, 50 L/ha Flexi N,30 L/ha Flexi N |
| Herbicide |
3 L/ha Trifluralin,125 g/ha Metribuzin |
| # |
Treatment 1
|
Treatment 2
|
Hectolitre weight (kg/hL) | Protein (%) | Screenings (%) | Grain yield (t/ha) |
|---|---|---|---|---|---|---|
| 1 | █ Bentonite | █ Control | 58 | 9.1 | 13 | 3.39 |
| 2 | █ Bentonite | █ Deep ripped | 61 | 9 | 13 | 3.57 |
| 3 | █ Bentonite | █ Mouldboard | 61 | 8.8 | 15 | 2.99 |
| 4 | █ Bentonite | █ Tandem Disc | 58 | 9.7 | 10 | 3.88 |
| 5 | █ No Bentonite | █ Control | 60 | 9.3 | 14 | 3.27 |
| 6 | █ No Bentonite | █ Deep ripped | 60 | 10.7 | 19 | 4.04 |
| 7 | █ No Bentonite | █ Mouldboard | 60 | 9.3 | 13 | 3.21 |
| 8 | █ No Bentonite | █ Tandem Disc | 60 | 9.1 | 14 | 3.34 |
| Rainfall trial gsr (mm) | 262mm |
|---|
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.
