Winter Canola Variety Performance Trials

Winter canola performance trials have been conducted for 2 years at the AAFC Harrow Research and Development Center in Essex County. The trials included winter canola varieties sourced primarily from the US, and include the variety Mercedes which is registered in Ontario.

 

Trial Locations

Harrow, Ontario, Canada. pH = 5.6, O.M. = 1.6%, Soil type: 61% Sand, 31% Silt, 8% Clay.

Woodslee, Ontario, Canada. pH = 6, O.M. = 4%, Soil type: 36% Sand, 35% Silt, 29% Clay

 

Planting Date

2018: Sept 13 in Harrow, and Sept 14 in Woodslee.

2019: Early varieties were planted Sept 11 and true winter varieties were planted Sept 17 (rain interrupted planting) at Harrow, Woodslee planted on Sept 11.

 

Planting Details

Planted on 15″ rows with Monosem plot planter (Plate 7212) at a depth of 0.5″-1″. Plots size was 5 rows, 6 m long; only the three middle rows were harvested.

 

Planting Date

Location2018/20192019/2020
HarrowSeptember 13, 2018September 11, 2019 (early block) & September 17, 2019 (true winter)
WoodsleeSeptember 14, 2018September 11, 2019
* Planting Harrow in 2019 was interrupted by rain and completed 7 days later.

 

Harvest Date

Location2018/20192019/2020
HarrowJuly 9, 2019 (early block) & July 12, 2019 (true winter) July 6, 2020 (entire trial)
WoodsleeJuly 8, 2019 (entire trial) June 30, 2020June 30, 2020

 

Pesticides

2018/192019/20
Treflan (trifluralin) @ 0.6 kg/ha PPI
Harrow ONLY - Lontrel was applied @ 0.2 kg/ha to the entire trial area to control broadleaf weeds. Date of spray was October 5, 2018 and crop staging was about 4-6 leaves.
Treflan (trifluralin) @ 0.6 kg/ha PPI Woodslee ONLY - Assure II & Sure-mix was applied @ 48 a.i/ha & 0.5% to control volunteer rye, on October 9, 2019.
No fungicide or insecticide were applied.No fungicide or insecticide were applied.
Reglone desiccant (240g/L) was applied @ 400 g a.i/ha & Agral 90 @ 1L/100L of spray volume to assist in harvest.Reglone desiccant (240g/L) was applied @ 400 g a.i/ha & Agral 90 @ 1L/100L of spray volume to assist in harvest.

 

Percent stand loss over winter

 
2018/19
2019/20
2 Year Average
Harrow
Woodslee
Mean
Harrow
Woodslee
Mean
Harrow
Woodslee
Mean
Entry
-------- % winterkill --------
-------- % winterkill --------
-------- % winterkill --------
Mercedes
10.6
9.1
9.9
0.0
4.9
2.5
5.3
7.0
6.2
Inspiration
16.5
13.6
15.0
0.0
1.8
0.9
8.3
7.7
8.0
Phoenix CL
16.2
7.1
11.6
4.2
6.1
5.2
10.2
6.6
8.4
Plurax CL
20.2
8.6
14.4
3.1
5.5
4.3
11.7
7.1
9.4
Popular
23.8
8.8
16.3
0.0
3.0
1.5
11.9
5.9
8.9
Quartz (OP)
26.6
15.1
20.8
5.9
1.1
3.5
16.3
8.1
12.2
Hidvlle
27.7
8.2
17.9
4.5
4.7
4.6
16.1
6.5
11.3
Hamour
26.5
10.0
18.2
8.2
3.3
5.7
17.4
6.7
12.0
Sitro
36.4
24.0
30.2
3.6
12.5
8.0
20.0
18.3
19.1
CC17070
26.0
20.4
23.2
3.3
0.0
1.7
14.7
10.2
12.4
CC17069-IMI
34.6
5.1
19.8
2.3
2.3
2.3
18.5
3.7
11.1
CC170-2869
35.2
28.3
31.7
0.0
6.9
3.4
17.6
17.6
17.6
CC170208
45.6
34.8
40.2
3.6
24.6
14.1
24.6
29.7
27.2
Arrivée
0.0
0.0
0.0
0.0
0.0
0.0
Mean
26.6
14.8
2.8
5.5
13.7
9.6

 

Winter canola yields

 
2018/19
2019/20
2 Year Average
Harrow
Woodslee
Mean
Harrow
Woodslee
Mean
Harrow
Woodslee
Mean
Entry
-------- lbs/ac --------
-------- lbs/ac --------
-------- lbs/ac --------
Mercedes
3562
4736
4149
5217
4531
4874
4390
4634
4512
Inspiration
3940
4010
3975
4474
3955
4214
4207
3983
4095
Phoenix CL
3928
3823
3876
4578
4335
4456
4253
4079
4166
Plurax CL
4002
4136
4069
5364
4928
5146
4683
4532
4607
Popular
4259
4809
4534
5061
4608
4835
4660
4709
4684
Quartz (OP)
4104
4241
4172
5502
4690
5096
4803
4465
4634
Hidvlle
3704
3838
3771
4735
4482
4609
4219
4160
4190
Hamour
4340
4322
4331
4797
4454
4625
4569
4388
4478
Sitro
2971
2870
2921
3715
2972
3344
3343
2921
3132
CC17070
3991
2933
3462
5314
4601
4958
4653
3767
4210
CC17069-IMI
3985
3328
3656
4362
3983
4173
4174
3655
3914
CC170-2869
3821
3144
3482
4452
4127
4289
4136
3635
3886
CC170208
4088
2958
3523
4298
4159
4228
4193
3558
3876
Arrivée
2494
3698
3096
2494
3698
3096
Mean
3900
3781
4597
4252
4198
4013