logging in or signing up Genetic variation of English yew_Amalesh Amalesh Download Post to : URL : Related Presentations : Share Add to Flag Embed Email Send to Blogs and Networks Add to Channel Uploaded from authorPOINT lite Insert YouTube videos in PowerPont slides with aS Desktop Copy embed code: (To copy code, click on the text box) Embed: URL: Thumbnail: WordPress Embed Customize Embed The presentation is successfully added In Your Favorites. Views: 74 Category: Education License: All Rights Reserved Like it (0) Dislike it (0) Added: April 16, 2010 This Presentation is Public Favorites: 0 Presentation Description No description available. Comments Posting comment... Premium member Presentation Transcript On the genetic variation of English yew throughout the Eastern Alps(Untersuchungen zur genetischen Variation der Eibe (Taxus baccata L.) im Ostalpenraum) Raphael Th. Klumpp & Amalesh Dhar : 16.04.2010 1 On the genetic variation of English yew throughout the Eastern Alps(Untersuchungen zur genetischen Variation der Eibe (Taxus baccata L.) im Ostalpenraum) Raphael Th. Klumpp & Amalesh Dhar KLUMPP & DHAR: Eibe : 16.04.2010 2 KLUMPP & DHAR: Eibe Inhalt / contents 1. Einleitung / introduction 2. Material & Methoden 3. Ergebnisse u. Diskussion / results and discussion : 3.1 Variation innerhalb (within) Populationen 3.2 Variation zwischen (among) Populationen 3.3 Allelische Strukturen / allelic structures 4. Schlußfolgerungen / consequences 5. Zusammenfassung / summary 6. Danksagung / acknowledgements KLUMPP & DHAR: Eibe : 16.04.2010 3 KLUMPP & DHAR: Eibe Fig. The circumpolar distribution of Taxus baccata and other Taxus species from Hultén & Fries (1986). + indicates interglacial records; indicates isolated occurrences; hatched areas indicate regions of common or fairly common occurrence. Broken lines outline the distribution of Taxus species other than T. baccata. Thomas P.A., Polwart A. 2003. Taxus baccata L. biological flora of the British Isles 229. Journal Ecology 91: 489–524 KLUMPP & DHAR: Eibe - Einleitung : 16.04.2010 4 KLUMPP & DHAR: Eibe - Einleitung Introduction Yew (Taxus baccata) – an endangered species over use in historical time ungulates (wild, domesticated) hunters (Austria only?) lack of knowledge (management) KLUMPP & DHAR: Eibe – österr. Genreservate : 16.04.2010 5 KLUMPP & DHAR: Eibe – österr. Genreservate Austrian map indicating the geographic location of gene conservation forests Hans et al. 2005. Das Eibenvorkommen in den österreichischen Generhaltungswäldern Bundesforschungs- und Ausbildungszentrum für Wald, Naturgefahren und Landschaft 1140 Wien, Hauptstraße 7. http://bfw.ac.at KLUMPP & DHAR: Eibe – Material und Methode : 16.04.2010 6 KLUMPP & DHAR: Eibe – Material und Methode Material Number of stands: 5Austrian gene conservation program Sample tissue: buds Method STAGE, 6 enzyme systems Laboratory procedure according to: Hertel 1996 Data evaluation: GSED (Gillet 1998) KLUMPP & DHAR: Eibe - untersuchte Bestände : 16.04.2010 7 KLUMPP & DHAR: Eibe - untersuchte Bestände The investigated Austrian gene conservation forests KLUMPP & DHAR: Eibe - Methode : 16.04.2010 8 KLUMPP & DHAR: Eibe - Methode Enzyme systems used for electrophoretic analysis of the yew population KLUMPP & DHAR: Eibe – optimale Verjüngung (Almtal) : 16.04.2010 9 KLUMPP & DHAR: Eibe – optimale Verjüngung (Almtal) Yew: optimal recruitment KLUMPP & DHAR: Eibe - Ergebnisse : 16.04.2010 10 KLUMPP & DHAR: Eibe - Ergebnisse Allele frequencies: monomorphic loci KLUMPP & DHAR: Eibe – Variation innerhalb der Populationen : 16.04.2010 11 KLUMPP & DHAR: Eibe – Variation innerhalb der Populationen Estimates of genetic variation parameters for Austrian yew populations (7 loci) KLUMPP & DHAR: Eibe - Literaturvergleich : 16.04.2010 12 KLUMPP & DHAR: Eibe - Literaturvergleich Estimates of genetic variation parameters for different studies on Taxus species KLUMPP & DHAR: Eibe – abgedecktes Stangenholz : 16.04.2010 13 KLUMPP & DHAR: Eibe – abgedecktes Stangenholz managed pole stage KLUMPP & DHAR: Eibe – Genetische Distanzen / Differenzierung : 16.04.2010 14 KLUMPP & DHAR: Eibe – Genetische Distanzen / Differenzierung KLUMPP & DHAR: Eibe – allelische Strukturen : 16.04.2010 15 KLUMPP & DHAR: Eibe – allelische Strukturen Allele frequencies of major polymorphic loci KLUMPP & DHAR: Eibe – allelische Strukturen : 16.04.2010 16 KLUMPP & DHAR: Eibe – allelische Strukturen Allele frequencies minor polymorphic loci KLUMPP & DHAR: Eibe : 16.04.2010 17 KLUMPP & DHAR: Eibe Conclusions A) The expected (He) and observed (Ho) heterozygosity 0.319 and 0.256 B) Average population differentiation 0.153 C) Average Hypothetical gametic diversity 19.15 D)English yew populations in Austria showed a high level of genetic variation with a medium level of inbreeding effect E) Level of expected heterozygosity (He) is within the European range of observations, which means that the probability for local yew decline is low due to high genetic variation KLUMPP & DHAR: Eibe : 16.04.2010 18 KLUMPP & DHAR: Eibe Acknowledgements / Danksagung for technical support / für technische Unterstützung DI Herwig Ruprecht, Ing. Monika Lex, Ing. Thomas Schuster, DI Ercan Oktan, sowie HR DI C. Jasser. for financial support / für finanzielle Unterstützung Landesregierung Steiermark Slide 19: 16.04.2010 19 Universität für Bodenkultur Wien Department für Wald und Bodenwissenschaften Institut für Waldbau Ass. Prof. Dr. Raphael Thomas KLUMPP MSc. Amalesh Dhar Peter Jordan-Str. 82, A-1190 Wien Tel.: +43 1 47654-4063, Fax: +43 1 47654-4092 raphael.klumpp@boku.ac.at , www.boku.ac.at You do not have the permission to view this presentation. In order to view it, please contact the author of the presentation.
Genetic variation of English yew_Amalesh Amalesh Download Post to : URL : Related Presentations : Share Add to Flag Embed Email Send to Blogs and Networks Add to Channel Uploaded from authorPOINT lite Insert YouTube videos in PowerPont slides with aS Desktop Copy embed code: (To copy code, click on the text box) Embed: URL: Thumbnail: WordPress Embed Customize Embed The presentation is successfully added In Your Favorites. Views: 74 Category: Education License: All Rights Reserved Like it (0) Dislike it (0) Added: April 16, 2010 This Presentation is Public Favorites: 0 Presentation Description No description available. Comments Posting comment... Premium member Presentation Transcript On the genetic variation of English yew throughout the Eastern Alps(Untersuchungen zur genetischen Variation der Eibe (Taxus baccata L.) im Ostalpenraum) Raphael Th. Klumpp & Amalesh Dhar : 16.04.2010 1 On the genetic variation of English yew throughout the Eastern Alps(Untersuchungen zur genetischen Variation der Eibe (Taxus baccata L.) im Ostalpenraum) Raphael Th. Klumpp & Amalesh Dhar KLUMPP & DHAR: Eibe : 16.04.2010 2 KLUMPP & DHAR: Eibe Inhalt / contents 1. Einleitung / introduction 2. Material & Methoden 3. Ergebnisse u. Diskussion / results and discussion : 3.1 Variation innerhalb (within) Populationen 3.2 Variation zwischen (among) Populationen 3.3 Allelische Strukturen / allelic structures 4. Schlußfolgerungen / consequences 5. Zusammenfassung / summary 6. Danksagung / acknowledgements KLUMPP & DHAR: Eibe : 16.04.2010 3 KLUMPP & DHAR: Eibe Fig. The circumpolar distribution of Taxus baccata and other Taxus species from Hultén & Fries (1986). + indicates interglacial records; indicates isolated occurrences; hatched areas indicate regions of common or fairly common occurrence. Broken lines outline the distribution of Taxus species other than T. baccata. Thomas P.A., Polwart A. 2003. Taxus baccata L. biological flora of the British Isles 229. Journal Ecology 91: 489–524 KLUMPP & DHAR: Eibe - Einleitung : 16.04.2010 4 KLUMPP & DHAR: Eibe - Einleitung Introduction Yew (Taxus baccata) – an endangered species over use in historical time ungulates (wild, domesticated) hunters (Austria only?) lack of knowledge (management) KLUMPP & DHAR: Eibe – österr. Genreservate : 16.04.2010 5 KLUMPP & DHAR: Eibe – österr. Genreservate Austrian map indicating the geographic location of gene conservation forests Hans et al. 2005. Das Eibenvorkommen in den österreichischen Generhaltungswäldern Bundesforschungs- und Ausbildungszentrum für Wald, Naturgefahren und Landschaft 1140 Wien, Hauptstraße 7. http://bfw.ac.at KLUMPP & DHAR: Eibe – Material und Methode : 16.04.2010 6 KLUMPP & DHAR: Eibe – Material und Methode Material Number of stands: 5Austrian gene conservation program Sample tissue: buds Method STAGE, 6 enzyme systems Laboratory procedure according to: Hertel 1996 Data evaluation: GSED (Gillet 1998) KLUMPP & DHAR: Eibe - untersuchte Bestände : 16.04.2010 7 KLUMPP & DHAR: Eibe - untersuchte Bestände The investigated Austrian gene conservation forests KLUMPP & DHAR: Eibe - Methode : 16.04.2010 8 KLUMPP & DHAR: Eibe - Methode Enzyme systems used for electrophoretic analysis of the yew population KLUMPP & DHAR: Eibe – optimale Verjüngung (Almtal) : 16.04.2010 9 KLUMPP & DHAR: Eibe – optimale Verjüngung (Almtal) Yew: optimal recruitment KLUMPP & DHAR: Eibe - Ergebnisse : 16.04.2010 10 KLUMPP & DHAR: Eibe - Ergebnisse Allele frequencies: monomorphic loci KLUMPP & DHAR: Eibe – Variation innerhalb der Populationen : 16.04.2010 11 KLUMPP & DHAR: Eibe – Variation innerhalb der Populationen Estimates of genetic variation parameters for Austrian yew populations (7 loci) KLUMPP & DHAR: Eibe - Literaturvergleich : 16.04.2010 12 KLUMPP & DHAR: Eibe - Literaturvergleich Estimates of genetic variation parameters for different studies on Taxus species KLUMPP & DHAR: Eibe – abgedecktes Stangenholz : 16.04.2010 13 KLUMPP & DHAR: Eibe – abgedecktes Stangenholz managed pole stage KLUMPP & DHAR: Eibe – Genetische Distanzen / Differenzierung : 16.04.2010 14 KLUMPP & DHAR: Eibe – Genetische Distanzen / Differenzierung KLUMPP & DHAR: Eibe – allelische Strukturen : 16.04.2010 15 KLUMPP & DHAR: Eibe – allelische Strukturen Allele frequencies of major polymorphic loci KLUMPP & DHAR: Eibe – allelische Strukturen : 16.04.2010 16 KLUMPP & DHAR: Eibe – allelische Strukturen Allele frequencies minor polymorphic loci KLUMPP & DHAR: Eibe : 16.04.2010 17 KLUMPP & DHAR: Eibe Conclusions A) The expected (He) and observed (Ho) heterozygosity 0.319 and 0.256 B) Average population differentiation 0.153 C) Average Hypothetical gametic diversity 19.15 D)English yew populations in Austria showed a high level of genetic variation with a medium level of inbreeding effect E) Level of expected heterozygosity (He) is within the European range of observations, which means that the probability for local yew decline is low due to high genetic variation KLUMPP & DHAR: Eibe : 16.04.2010 18 KLUMPP & DHAR: Eibe Acknowledgements / Danksagung for technical support / für technische Unterstützung DI Herwig Ruprecht, Ing. Monika Lex, Ing. Thomas Schuster, DI Ercan Oktan, sowie HR DI C. Jasser. for financial support / für finanzielle Unterstützung Landesregierung Steiermark Slide 19: 16.04.2010 19 Universität für Bodenkultur Wien Department für Wald und Bodenwissenschaften Institut für Waldbau Ass. Prof. Dr. Raphael Thomas KLUMPP MSc. Amalesh Dhar Peter Jordan-Str. 82, A-1190 Wien Tel.: +43 1 47654-4063, Fax: +43 1 47654-4092 raphael.klumpp@boku.ac.at , www.boku.ac.at