Quality of western Canadian flaxseed 2017
1. Introduction
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This report presents quality data and information based on samples of western Canadian flaxseed from the Canadian Grain Commission’s 2017 Harvest Sample Program. The quality data includes oil, protein, free fatty acids, fatty acid composition and iodine values of harvest samples submitted to the Grain Research Laboratory. Producers and grain companies submitted the samples throughout the harvest period. The map shows the Prairie provinces, the traditional growing areas for flaxseed in western Canada.
Figure 1. Map of Prairie provinces showing traditional growing areas for flaxseed
Summary
The Canadian Grain Commission's Harvest Sample Program of western Canadian flaxseed shows that the 2017 crop contains higher oil content and protein content and slightly higher iodine values when compared to the 2016 harvest.
Table 1 shows data for Flaxseed, No. 1 Canada Western. Oil content is 46.1%, which is higher than the 2016 mean (45.6%) and the 10-year mean (45.5%). Protein content is 23.2% and is higher than the 2016 mean (21.9%) and the 10-year mean (22.2%). Iodine value is 192.5 units, which is slightly higher than the 2016 value of 192.2 units. Oil and protein values are reported on a dry matter basis.
| Quality parameter | 2017 | 2016 | 2007 to 2016 mean |
|---|---|---|---|
| Oil contentFootnote1, % | 46.1 | 45.6 | 45.5 |
| Protein contentFootnote2, % | 23.2 | 21.9 | 22.1 |
| Free fatty acids, % | 0.18 | 0.19 | 0.17 |
| Iodine value | 192.5 | 192.2 | 190.9 |
| Fatty acidFootnote3, % in oil | 2017 | 2016 | 2007 to 2016 mean |
|---|---|---|---|
| Palmitic acid (C16:0) | 5.0 | 5.2 | 5.0 |
| Stearic acid (C18:0) | 3.5 | 3.5 | 3.4 |
| Oleic acid (C18:1) | 17.8 | 18.1 | 18.5 |
| Linoleic acid (C18:2) | 15.0 | 14.7 | 15.4 |
| α-Linolenic acid(C18:3) | 57.7 | 57.8 | 56.8 |
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