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David M. Brenner Curator North Central Regional Plant Introduction Station

David M. Brenner Curator North Central Regional Plant Introduction Station. Dealing with Dormant Seeds. Some Dormancy Syndromes. Winter dormant – cool-moist Hard seeds – scarification Summer dormant – warm moist Fire – fire or smoke

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David M. Brenner Curator North Central Regional Plant Introduction Station

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  1. David M. BrennerCuratorNorth Central Regional Plant Introduction Station Dealing with Dormant Seeds

  2. Some Dormancy Syndromes • Winter dormant – cool-moist • Hard seeds – scarification • Summer dormant – warm moist • Fire – fire or smoke • What are the germination and seed maturity seasons in nature?

  3. Chaerophyllum procumbensBaskin, et al. 2004.J. Torrey Bot. Soc. 131:126-139

  4. Selected Seed Dormancy Breaking References Baskin, C.C., T.S. Hawkins, and J.M. Baskin. 2004. Ecological life cycle of Chaerophyllum procumbens variety shortii (Apiaceae), a winter annual of the North American Eastern Deciduous Forest. Journal of the Torrey Botanical Society 131:126-139. http://www.24hourscholar.com/p/articles/mi_qa4017/is_200404/ai_n9363768 Deno, N.C. 1993-1998. Seed germination theory and practice (and supplements). Privately published from: 139 Lenor Drive, State College PA 16801 http://www.theseedsite.co.uk/normdeno.html Ellis, R.H., T.D. Hong, and E.H. Roberts. 1985. Handbook of seed technology for genebanks. International Board for Plant Genetic Resources. Rome http://www.apd.rdg.ac.uk/Agriculture/Staff/RHE/handbook.htm Smokemaster (A product that simulates the germination inducing effects of smoke) http://www.tecnica.com.au/regen%20smokemaster.html I (David Brenner) have not used this or the burn methods.

  5. Some Dormancy Syndromes • Winter dormant – cool-moist • Hard seeds – scarification • Summer dormant – warm moist • Fire – fire or smoke • What are the germination and seed maturity seasons in nature?

  6. Seed Jars

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