Helena Maria de Oliveira Freitas
AuthID: R-000-5TA
91
TITLE: Testing for the survey mode effect on contingent valuation data quality: A case study of web based versus in-person interviews Full Text
AUTHORS: Cristina Marta-Pedroso; Helena Freitas; Tiago Domingos;
PUBLISHED: 2007, SOURCE: Ecological Economics, VOLUME: 62, ISSUE: 3-4
AUTHORS: Cristina Marta-Pedroso; Helena Freitas; Tiago Domingos;
PUBLISHED: 2007, SOURCE: Ecological Economics, VOLUME: 62, ISSUE: 3-4
92
TITLE: Cost–benefit analysis of the Zonal Program of Castro Verde (Portugal): Highlighting the trade-off between biodiversity and soil conservation Full Text
AUTHORS: Cristina Marta-Pedroso; Tiago Domingos; Helena Freitas; Rudolf S de Groot;
PUBLISHED: 2007, SOURCE: Soil and Tillage Research, VOLUME: 97, ISSUE: 1
AUTHORS: Cristina Marta-Pedroso; Tiago Domingos; Helena Freitas; Rudolf S de Groot;
PUBLISHED: 2007, SOURCE: Soil and Tillage Research, VOLUME: 97, ISSUE: 1
93
TITLE: Genetic Diversity of Rhizobia Associated with Acacia longifolia in Two Stages of Invasion of Coastal Sand Dunes
AUTHORS: Rodriguez-Echeverria, S; Crisostomo, JA; Freitas, H;
PUBLISHED: 2007, SOURCE: Applied and Environmental Microbiology, VOLUME: 73, ISSUE: 15
AUTHORS: Rodriguez-Echeverria, S; Crisostomo, JA; Freitas, H;
PUBLISHED: 2007, SOURCE: Applied and Environmental Microbiology, VOLUME: 73, ISSUE: 15
94
TITLE: Diversity of AMF associated with Ammophila arenaria ssp. arundinacea in Portuguese sand dunes Full Text
AUTHORS: Susana Rodríguez-Echeverría; Helena Freitas;
PUBLISHED: 2006, SOURCE: Mycorrhiza, VOLUME: 16, ISSUE: 8
AUTHORS: Susana Rodríguez-Echeverría; Helena Freitas;
PUBLISHED: 2006, SOURCE: Mycorrhiza, VOLUME: 16, ISSUE: 8
95
TITLE: Effects of nickel hyperaccumulation in Alyssum pintodasilvae on model arthropods representatives of two trophic levels Full Text
AUTHORS: Teresa T Gonçalves; Susana C Gonçalves; António Portugal; Sandra Silva; José Paulo Sousa; Helena Freitas;
PUBLISHED: 2006, SOURCE: Plant Soil - Plant and Soil, VOLUME: 293, ISSUE: 1-2
AUTHORS: Teresa T Gonçalves; Susana C Gonçalves; António Portugal; Sandra Silva; José Paulo Sousa; Helena Freitas;
PUBLISHED: 2006, SOURCE: Plant Soil - Plant and Soil, VOLUME: 293, ISSUE: 1-2
96
TITLE: The combined role of topography and overstorey tree composition in promoting edaphic and floristic variation in a Mediterranean forest Full Text
AUTHORS: Maltez-Mouro, S; García, LV; Marañón, T; Freitas, H;
PUBLISHED: 2005, SOURCE: Ecol Res - Ecological Research, VOLUME: 20, ISSUE: 6
AUTHORS: Maltez-Mouro, S; García, LV; Marañón, T; Freitas, H;
PUBLISHED: 2005, SOURCE: Ecol Res - Ecological Research, VOLUME: 20, ISSUE: 6
97
TITLE: Recovery Potential of Dune Ecosystems Invaded by an Exotic Acacia Species (Acacia longifolia) 1
AUTHORS: HÉLIA S MARCHANTE; ELIZABETE M MARCHANTE; ERIKA BUSCARDO; JOSÉ MAIA; HELENA FREITAS;
PUBLISHED: 2004, SOURCE: Weed Technology, VOLUME: 18, ISSUE: sp1
AUTHORS: HÉLIA S MARCHANTE; ELIZABETE M MARCHANTE; ERIKA BUSCARDO; JOSÉ MAIA; HELENA FREITAS;
PUBLISHED: 2004, SOURCE: Weed Technology, VOLUME: 18, ISSUE: sp1
98
TITLE: Metal hyperaccumulation in plants - Biodiversity prospecting for phytoremediation technology
AUTHORS: Prasad, MNV; Freitas, HMD;
PUBLISHED: 2003, SOURCE: ELECTRONIC JOURNAL OF BIOTECHNOLOGY, VOLUME: 6, ISSUE: 3
AUTHORS: Prasad, MNV; Freitas, HMD;
PUBLISHED: 2003, SOURCE: ELECTRONIC JOURNAL OF BIOTECHNOLOGY, VOLUME: 6, ISSUE: 3
INDEXED IN: 
WOS
WOS99
TITLE: Tepidimonas aquatica sp nov., a new slightly thermophilic beta-proteobacterium isolated from a hot water tank Full Text
AUTHORS: Freitas, M; Rainey, FA; Nobre, MF; Silvestre, AJD ; da Costa, MS ;
PUBLISHED: 2003, SOURCE: SYSTEMATIC AND APPLIED MICROBIOLOGY, VOLUME: 26, ISSUE: 3
AUTHORS: Freitas, M; Rainey, FA; Nobre, MF; Silvestre, AJD ; da Costa, MS ;
PUBLISHED: 2003, SOURCE: SYSTEMATIC AND APPLIED MICROBIOLOGY, VOLUME: 26, ISSUE: 3
100
TITLE: Drosophyllum lusitanicum, an endangered West Mediterranean endemic carnivorous plant: threats and its ability to control available resources Full Text
AUTHORS: ELISABETE CORREIA; HELENA FREITAS;
PUBLISHED: 2002, SOURCE: Botan J Linn Soc - Botanical Journal of the Linnean Society, VOLUME: 140, ISSUE: 4
AUTHORS: ELISABETE CORREIA; HELENA FREITAS;
PUBLISHED: 2002, SOURCE: Botan J Linn Soc - Botanical Journal of the Linnean Society, VOLUME: 140, ISSUE: 4
