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2. AAF (Alberta Agriculture and Forestry), 2016a. Mandatory use of improved seed for reforestation. Forest Policy 2016, No. AF-FP-2016-02, Alberta Agriculture and Forestry, Government of Alberta, Edmonton, Alberta.
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4. ATISC (Alberta Tree Improvement and Seed Center), 2008. Controlled parentage program plan for the region G2 white spruce tree improvement project in the northwest boreal region in Alberta. Alberta Sustainable Resource Development, Smoky Lake, Alberta, Canada.
5. ATISC (Alberta Tree Improvement and Seed Center), 2010. Patterns of optimal growth for lodgepole pine provenances in Alberta. Alberta Sustainable Resource Development, Smoky Lake, Alberta, Canada., Smoky Lake, Alberta, Canada.