A field of bright yellow canola is a pretty sight, although most people don’t know what it is when they see it. The terms canola and rapeseed are often used interchangeably, but they aren’t the same crop.
Canola is essentially improved rapeseed. Rapeseed contains high levels of certain compounds that make it unpalatable to livestock. In the early 1970s, after improving the palatability, oil quality and protein level, the crop became known as canola. To be called canola, the crop must test below established levels for erucic acid and glucosinolates; the two undesirable compounds in rapeseed. The term ‘canola’ comes from the term ‘Canadian oil’. [Read more…]