17ES17 Retaining canola seed


Research organisaton
Funding source

Trial details

Researcher(s) Mark Seymour
Year(s) 2017
Contributor Department of Primary Industries and Regional Development WA
Trial location(s) Site 3, Grass Patch, WA
17ES17 Retaining canola seed locations
  • To determine if retaining canola seed leads to reduced yield, oil and financial return.
Key messages
  • Farmers can continue to use retained OP seed for at least three years.
Lead research organisation Department of Primary Industries and Regional Development WA
Host research organisation N/A
Trial funding source GRDC DAW00227
Related program N/A

This trial is one of a series conducted throughout WA as part of the GRDC/DAFWA co-funded project “Tactical Break Crop Agronomy in Western Australia”.  Thanks to the Esperance TSU for trial management and the Sanderson family for their continued support in providing trial sites.  Pam Burgess (DAFWA. Esperance) provided technical assistance to ensure all treatments and measurements occurred in a timely and accurate fashion.

Other trial partners Not specified
Download the trial report to view additional trial information


Crop type Oilseed: Canola
Trial type Experimental
Trial design Blocked, randomised and replicated
Sow rate or Target density 40 plants/m².
Sowing machinery Not specified
Sow date 28 April 2017
Sow date 28 April 2017
Plot size Not specified
Plot replication 4
Plot blocking Not specified
Plot randomisation Not specified
Paddock history 2017 Canola, 2016 Wheat, 2015 Wheat, 2014 Field pea, 2013 Barley.
Fertiliser Not specified
Herbicide Not specified
Insecticide Not specified
Fungicide Not specified
Pesticide Not specified
Soil amelioration Not specified
Seed treatment Not specified
Inoculant Not specified
Tillage Not specified
Other trial notes Not specified
Download the trial report to view additional method/treatment information
Trial source data and summary not available
Check the trial report PDF for trial results.
Observed trial site soil information
Trial site soil testing
Not specified
Soil conditions
Trial site Soil texture
Site 3, Grass Patch, WA Loam
Derived trial site soil information
National soil grid Source
NOTE: National Soil Grid data is aggregated information for background information on the wider area
Actual soil values can vary significantly in a small area and the trial soil tests are the most relevant data where available

Soil properties



Site 3, Grass Patch WA 2017

Observed climate information
Rainfall avg gsr (mm) 232mm
Derived climate information
BOM Data source [] 0km proximity to trial site location


Some data on this site is sourced from the Bureau of Meteorology

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.