Identity preserving production and marketing (IPPM) systems are used extensively in the Canadian canola industry to segregate varieties with different traits from the commodity stream. This paper examines one use of identify preserved production and marketing systems for genetically modi®ed (GM) canola. A number of transgenic herbicide tolerant (HT) varieties have been approved for release in Canada since 1995 but delays in approval in other countries led the Canadian canola sector to use IPPM

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... ystems to segregate these varieties and direct them toward accepted markets. This paper looks at a number of systems developed for input-trait GM canola, with a focus on the governance mechanisms used. #