Genetic dynamics across early life stages in the tropical tree Prunus africana (Rosaceae) [Elektronische Ressource] / Dana Berens

Berensd

Description

Genetic dynamics across early life stages in the tropical tree Prunus africana (Rosaceae) Dissertation zur Erlangung des Grades Doktor der Naturwissenschaften am Fachbereich Biologie der Johannes Gutenberg-Universität in Mainz Dana Berens Mainz, im Oktober 2010 Dekan: Erste Berichterstatterin: Zweiter Berichterstatter: Tag der mündlichen Prüfung: 17.12.2010 You ever notice that trees do everything to git attention we do, except walk? (Alice Walker, The Color Purple) CONTENT 1 SUMMARY 1 2 GENERAL INTRODUCTION 3 2.1 DISPERSAL IN PLANTS 3 2.2 ANIMAL-MEDIATED GENE FLOW 4 2.3 CONSEQUENCES OF ANIMAL-MEDIATED GENE FLOW FOR GENETIC STRUCTURING 6 2.4 AIMS OF THE THESIS 7 3 DYNAMICS OF CONTEMPORARY GENE FLOW BY POLLEN AND SEEDS ACROSS SUCCESSIVE LIFE STAGES 9 3.1 INTRODUCTION 9 3.2 METHODS 12 3.2.1 STUDY SPECIES 12 3.2.2 STUDY SITE3.2.3 SAMPLING OF PLANT MATERIAL 13 3.2.4 MOLECULAR ANALYSES 14 3.2.5 PARENTAGE ANALYSES 15 3.2.6 ASSESSMENT OF POLLEN DISPERSAL, SEED DISPERSAL, AND GENE FLOW DISTANCES 16 3.2.7 ACCOUNTING FOR SAMPLING BIASES 17 3.2.8 STATISTICAL ANALYSES 18 3.3 RESULTS 20 3.3.1 PARENTAGE ANALYSES 20 3.3.2 POLLEN AND SEED DISPERSAL AND GENE FLOW DISTANCES3.3.3 CONTRIBUTION OF POLLEN AND SEED DISPERSAL TO GENE FLOW 23 3.3.

Sujets

• Biologie

Informations

• Publié par: johannes_gutenberg-universitat_mainz
• Publié le: 01 janvier 2010
• Nombre de lectures: 24
• Poids de l'ouvrage: 2 Mo

Extrait

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Genetic dynamics across early life stages in the tropical tree Prunus africana(Rosaceae)

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Dissertation zur Erlangung des Grades

Doktor der Naturwissenschaften

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am Fachbereich Biologie

der Johannes Gutenberg-Universität in Mainz

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Dana Berens

Mainz, im Oktober 2010

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Dekan:

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Erste Berichterstatterin:

Zweiter Berichterstatter:

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Tag der mündlichen Prüfung: 17.12.2010

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Youevernoticethattreesdoeverythingtogitattentionwedo,exceptwalk?

(Alice Walker, The Color Purple)

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CONTENT  1  SUMMARY 1  2  GENERAL INTRODUCTION 3  2.1  D ISPERSAL IN PLANTS  3  2.2  A NIMAL - MEDIATED GENE FLOW  4  2.3  C ONSEQUENCES OF ANIMAL - MEDIATED GENE FLOW FOR GENETIC STRUCTURING  6  2.4  A IMS OF THE THESIS  7  3  DYNAMICS OF CONTEMPORARY GENE FLOW BY POLLEN AND SEEDS ACROSS SUCCESSIVE LIFE STAGES 9  3.1  I NTRODUCTION  9  3.2  M ETHODS  12  3.2.1 S TUDY SPECIES  12 3.2.2 S TUDY SITE  12 3.2.3 S AMPLING OF PLANT MATERIAL  13 3.2.4 M OLECULAR ANALYSES  14 3.2.5 P ARENTAGE ANALYSES  15 3.2.6 A SSESSMENT OF POLLEN DISPERSAL , SEED DISPERSAL , AND GENE FLOW DISTANCES  16 3.2.7 A CCOUNTING FOR SAMPLING BIASES  17 3.2.8 S TATISTICAL ANALYSES  18 3.3  R ESULTS  20  3.3.1 P ARENTAGE ANALYSES  20 3.3.2 P OLLEN AND SEED DISPERSAL AND GENE FLOW DISTANCES  20 3.3.3 C ONTRIBUTION OF POLLEN AND SEED DISPERSAL TO GENE FLOW  23 3.3.4 D ISPERSAL AND GENE FLOW DISTANCES ACROSS RECRUITMENT STAGES  28 3.4  D ISCUSSION  29  3.4.1 P OLLEN AND SEED DISPERSAL AND GENE FLOW DISTANCES  29 3.4.2 C ONTRIBUTION OF POLLEN AND SEED DISPERSAL TO GENE FLOW  30 3.4.3 D ISPERSAL AND GENE FLOW DISTANCES ACROSS RECRUITMENT STAGES  32 3.4.4 I MPLICATIONS FOR POPULATION GENETIC STRUCTURE  33 3.5  C ONCLUSIONS  34  4  FINE-SCALE SPATIAL GENETIC DYNAMICS ACROSS SUCCESSIVE LIFE STAGES 36  

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