1 resultado para Fitness decoupling
em Portal de Revistas Científicas Complutenses - Espanha
Filtro por publicador
- Repository Napier (1)
- ABACUS. Repositorio de Producción Científica - Universidad Europea (4)
- Aberdeen University (2)
- Abertay Research Collections - Abertay University’s repository (1)
- Acceda, el repositorio institucional de la Universidad de Las Palmas de Gran Canaria. España (6)
- AMS Tesi di Dottorato - Alm@DL - Università di Bologna (2)
- AMS Tesi di Laurea - Alm@DL - Università di Bologna (3)
- ArchiMeD - Elektronische Publikationen der Universität Mainz - Alemanha (1)
- Archimer: Archive de l'Institut francais de recherche pour l'exploitation de la mer (1)
- Archive of European Integration (4)
- Aston University Research Archive (4)
- Biblioteca Digital da Produção Intelectual da Universidade de São Paulo (5)
- Biblioteca Digital da Produção Intelectual da Universidade de São Paulo (BDPI/USP) (55)
- Biblioteca Virtual del Sistema Sanitario Público de Andalucía (BV-SSPA), Junta de Andalucía. Consejería de Salud y Bienestar Social, Spain (5)
- BORIS: Bern Open Repository and Information System - Berna - Suiça (34)
- Brock University, Canada (12)
- Bulgarian Digital Mathematics Library at IMI-BAS (1)
- CentAUR: Central Archive University of Reading - UK (24)
- CiencIPCA - Instituto Politécnico do Cávado e do Ave, Portugal (1)
- Coffee Science - Universidade Federal de Lavras (1)
- Consorci de Serveis Universitaris de Catalunya (CSUC), Spain (23)
- CORA - Cork Open Research Archive - University College Cork - Ireland (1)
- Corvinus Research Archive - The institutional repository for the Corvinus University of Budapest (1)
- Dalarna University College Electronic Archive (1)
- Department of Computer Science E-Repository - King's College London, Strand, London (2)
- Digital Commons - Montana Tech (2)
- Digital Commons at Florida International University (4)
- DigitalCommons - The University of Maine Research (2)
- DigitalCommons@The Texas Medical Center (9)
- Doria (National Library of Finland DSpace Services) - National Library of Finland, Finland (6)
- Duke University (1)
- FUNDAJ - Fundação Joaquim Nabuco (1)
- Galway Mayo Institute of Technology, Ireland (1)
- Helvia: Repositorio Institucional de la Universidad de Córdoba (1)
- Illinois Digital Environment for Access to Learning and Scholarship Repository (1)
- Institute of Public Health in Ireland, Ireland (9)
- Instituto Gulbenkian de Ciência (1)
- Instituto Politécnico de Santarém (4)
- Instituto Politécnico do Porto, Portugal (25)
- Instituto Superior de Psicologia Aplicada - Lisboa (1)
- Iowa Publications Online (IPO) - State Library, State of Iowa (Iowa), United States (52)
- Memoria Académica - FaHCE, UNLP - Argentina (33)
- Ministerio de Cultura, Spain (3)
- National Center for Biotechnology Information - NCBI (12)
- Nottingham eTheses (2)
- Portal de Revistas Científicas Complutenses - Espanha (1)
- Publishing Network for Geoscientific & Environmental Data (3)
- QSpace: Queen's University - Canada (1)
- QUB Research Portal - Research Directory and Institutional Repository for Queen's University Belfast (1)
- Repositório Científico da Universidade de Évora - Portugal (1)
- Repositório Científico do Instituto Politécnico de Lisboa - Portugal (23)
- Repositório Científico do Instituto Politécnico de Santarém - Portugal (1)
- Repositório da Produção Científica e Intelectual da Unicamp (33)
- Repositório da Universidade Federal do Espírito Santo (UFES), Brazil (1)
- Repositório digital da Fundação Getúlio Vargas - FGV (2)
- Repositório Digital da UNIVERSIDADE DA MADEIRA - Portugal (3)
- REPOSITORIO DIGITAL IMARPE - INSTITUTO DEL MAR DEL PERÚ, Peru (1)
- Repositório do Centro Hospitalar de Lisboa Central, EPE - Centro Hospitalar de Lisboa Central, EPE, Portugal (2)
- Repositório Institucional UNESP - Universidade Estadual Paulista "Julio de Mesquita Filho" (49)
- RUN (Repositório da Universidade Nova de Lisboa) - FCT (Faculdade de Cienecias e Technologia), Universidade Nova de Lisboa (UNL), Portugal (29)
- School of Medicine, Washington University, United States (1)
- Scielo España (1)
- Scielo Saúde Pública - SP (33)
- Universidad del Rosario, Colombia (3)
- Universidad Politécnica de Madrid (8)
- Universidade Complutense de Madrid (4)
- Universidade de Lisboa - Repositório Aberto (1)
- Universidade de Madeira (2)
- Universidade do Minho (8)
- Universidade Técnica de Lisboa (1)
- Universitätsbibliothek Kassel, Universität Kassel, Germany (2)
- Université de Lausanne, Switzerland (241)
- Université de Montréal, Canada (6)
- University of Canberra Research Repository - Australia (5)
- University of Michigan (15)
- University of Queensland eSpace - Australia (80)
Resumo:
Juniperus navicularis Gand. is a dioecious endemic conifer that constitutes the understory of seaside pine forests in Portugal, areas currently threatened by increasing urban expansion. The aim of this study is to assess the conservation status of previously known populations of this species located on its core area of distribution. The study was performed in south-west coast of Portugal. Three populations varying in size and pine density were analyzed. Number of individuals, population density, spatial distribution and individual characteristics of junipers were estimated. Female cone, seed characteristics and seed viability were also evaluated. Results suggest that J. navicularis populations are vulnerable because seminal recruitment is scarce, what may lead to a reduction of genetic variability due solely to vegetative propagation. This vulnerability seems to be strongly determined by climatic constraints toward increasing aridity. Ratio between male and female shrubs did not differ from 1:1 in any population. Deviations from 1:1 between mature and non-mature plants were found in all populations, denoting population ageing. Very low seed viability was observed. A major part of described Juniperus navicularis populations have disappeared through direct habitat loss to urban development, loss of fitness in drier and warmer locations and low seed viability. This study is the first to address J. navicularis conservation, and represents a valuable first step toward this species preservation.