1 resultado para Surrounding environment
em Archimer: Archive de l'Institut francais de recherche pour l'exploitation de la mer
Filtro por publicador
- KUPS-Datenbank - Universität zu Köln - Kölner UniversitätsPublikationsServer (1)
- Acceda, el repositorio institucional de la Universidad de Las Palmas de Gran Canaria. España (1)
- AMS Tesi di Dottorato - Alm@DL - Università di Bologna (9)
- AMS Tesi di Laurea - Alm@DL - Università di Bologna (4)
- Aquatic Commons (1)
- ArchiMeD - Elektronische Publikationen der Universität Mainz - Alemanha (1)
- Archimer: Archive de l'Institut francais de recherche pour l'exploitation de la mer (1)
- Aston University Research Archive (4)
- Biblioteca Digital da Produção Intelectual da Universidade de São Paulo (2)
- Biblioteca Digital da Produção Intelectual da Universidade de São Paulo (BDPI/USP) (35)
- Biblioteca Virtual del Sistema Sanitario Público de Andalucía (BV-SSPA), Junta de Andalucía. Consejería de Salud y Bienestar Social, Spain (2)
- Biodiversity Heritage Library, United States (10)
- Bioline International (1)
- BORIS: Bern Open Repository and Information System - Berna - Suiça (3)
- Brock University, Canada (25)
- Bucknell University Digital Commons - Pensilvania - USA (1)
- CentAUR: Central Archive University of Reading - UK (7)
- CiencIPCA - Instituto Politécnico do Cávado e do Ave, Portugal (4)
- Cochin University of Science & Technology (CUSAT), India (32)
- Comissão Econômica para a América Latina e o Caribe (CEPAL) (1)
- Consorci de Serveis Universitaris de Catalunya (CSUC), Spain (82)
- Corvinus Research Archive - The institutional repository for the Corvinus University of Budapest (3)
- DI-fusion - The institutional repository of Université Libre de Bruxelles (1)
- Digital Archives@Colby (1)
- Digital Commons - Michigan Tech (1)
- Digital Commons @ DU | University of Denver Research (1)
- Digital Commons at Florida International University (3)
- Digital Peer Publishing (2)
- DigitalCommons@The Texas Medical Center (1)
- Diposit Digital de la UB - Universidade de Barcelona (1)
- Doria (National Library of Finland DSpace Services) - National Library of Finland, Finland (153)
- Galway Mayo Institute of Technology, Ireland (3)
- Harvard University (1)
- Institute of Public Health in Ireland, Ireland (22)
- Instituto Gulbenkian de Ciência (1)
- Instituto Politécnico de Bragança (1)
- Instituto Politécnico de Castelo Branco - Portugal (1)
- Instituto Politécnico de Viseu (1)
- Instituto Politécnico do Porto, Portugal (42)
- Instituto Superior de Psicologia Aplicada - Lisboa (2)
- Iowa Publications Online (IPO) - State Library, State of Iowa (Iowa), United States (12)
- Martin Luther Universitat Halle Wittenberg, Germany (1)
- Massachusetts Institute of Technology (3)
- Memorial University Research Repository (2)
- National Center for Biotechnology Information - NCBI (7)
- Nottingham eTheses (1)
- Portal de Revistas Científicas Complutenses - Espanha (1)
- Portal do Conhecimento - Ministerio do Ensino Superior Ciencia e Inovacao, Cape Verde (2)
- Publishing Network for Geoscientific & Environmental Data (2)
- QSpace: Queen's University - Canada (1)
- RCAAP - Repositório Científico de Acesso Aberto de Portugal (1)
- ReCiL - Repositório Científico Lusófona - Grupo Lusófona, Portugal (2)
- Repositório Científico da Universidade de Évora - Portugal (1)
- Repositório Científico do Instituto Politécnico de Lisboa - Portugal (17)
- Repositório da Produção Científica e Intelectual da Unicamp (6)
- Repositório digital da Fundação Getúlio Vargas - FGV (2)
- 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 da Universidade de Aveiro - Portugal (1)
- Repositório Institucional UNESP - Universidade Estadual Paulista "Julio de Mesquita Filho" (12)
- RUN (Repositório da Universidade Nova de Lisboa) - FCT (Faculdade de Cienecias e Technologia), Universidade Nova de Lisboa (UNL), Portugal (37)
- Scielo Saúde Pública - SP (90)
- Scottish Institute for Research in Economics (SIRE) (SIRE), United Kingdom (3)
- Universidad de Alicante (1)
- Universidad del Rosario, Colombia (4)
- Universidad Politécnica de Madrid (11)
- Universidade do Minho (20)
- Universidade Federal do Pará (1)
- Universidade Técnica de Lisboa (1)
- Universitätsbibliothek Kassel, Universität Kassel, Germany (5)
- Université de Lausanne, Switzerland (124)
- Université de Montréal, Canada (27)
- University of Queensland eSpace - Australia (117)
- WestminsterResearch - UK (1)
Resumo:
The effect of fish farming on dissolved amino acid concentrations, bacterioplankton abundance and exoproteolytic activity was assessed in 3 experimental marine ponds. Different standing stocks of fish were introduced (semi-intensive pond: 250 g.m(-2); semi-extensive pond: 50 g.m(-2) control pond: 0). Sea bass farming increased dissolved combined amino acid (DCAA) concentrations only in the semi-intensive pond. Bacterial standing stock was unaffected by fish food supply. However, bacterial exoproteolytic activity was strongly stimulated by aquaculture intensification; the average maximal rate of dissolved protein hydrolysis (V-m) increased with intensity (control pond: 1 500 nM.h(-1); semi-extensive pond: 2 600 nM.h(-1) semi-intensive pond: 5 100 nM.h(-1)). DCAA fluxes through bacterial exoproteolytic activity ranged between 16 (semi-extensive) and 11% (semi-intensive) of the daily nitrogen input by fish food. Bacterial exoproteolytic activity allowed a substantial part of the increased supply of dissolved amino nitrogen to be incorporated into bacterial biomass, then available for transfer to higher trophic levels within the ponds. It also significantly decreased dissolved organic nitrogen export from the ponds to the surrounding environment.