Results 21 to 30 of about 2,473 (189)

Analysis of the suitability for ecotourism in Beira Baixa region using a spatial decision support system based on a geographical information system

open access: yesRegional Science Policy &Practice, EarlyView., 2022
Abstract Ecotourism can contribute to the conservation of environmental values, as well as to the development of positive synergies between agents in the tourism sector, tourists and the local population. The growing interest in tourism offers with low environmental impact, which support the local economy, translates into a competitive advantage for ...
Luís Quinta‐Nova, Dora Ferreira
wiley   +1 more source

Pattern recognition of acorns from different Quercus species based on oil content and fatty acid profile

open access: yesGrasas y Aceites, 2003
The aim of this study was (i) to characterize different species of Quercus genus and (ii) to discriminate among them on the basis of the content and fatty acid composition of the oil in their fruits and/or their morphological aspects via pattern ...
Suzana Ferreira-Dias   +2 more
doaj   +1 more source

Quercus suber

open access: yes, 2021
Published as part of Ambiental, Dirección General de Calidad y Evaluación, 2021, BOLETÍN OFICIAL DEL ESTADO Núm. 183, pp. 94252 in Iii. Otras Disposiciones Ministerio Para La Transición Ecológica Y El Reto Demográfico 13151, Boletín Oficial Del Estado on pages 94261-94262, DOI: 10.5281/zenodo ...
openaire   +1 more source

Soil properties and understory herbaceous biomass in forests of three species of Quercus in Northeast Portugal

open access: yesForest Systems, 2014
Aim of study: This paper aims to characterize some soil properties within the first 25 cm of the soil profile and the herbaceous biomass in Quercus forests, and the possible relationships between soil properties and understory standing biomass.Area of ...
Marina Castro, Esther Fernandez-Nuñez
doaj   +1 more source

Insights into the Antimicrobial Potential of Acorn Extracts (Quercus ilex and Quercus suber)

open access: yesApplied Sciences, 2023
Acorns, frequently left uncollected in the fields, have been a part of the traditional medicine of different cultures. Among the different properties associated with them, their antimicrobial potential is of particular importance. However, this characterization has long been superficial and has not ventured into other topics such as biofilm inhibition.
Sara Silva   +4 more
openaire   +4 more sources

Anti-photoaging Cream using a Quercus Suber Extract

open access: yesU.Porto Journal of Engineering, 2022
This work aims at developing a new chemical product, which involves all the product design stages, starting from the evaluation of market needs, generation of ideas, selection of the selected idea and finally, the decision of the manufacturing process ...
Adriana Oliveira   +6 more
doaj   +1 more source

SORPTION PERFORMANCE OF QUERCUS CERRIS CORK WITH POLYCYCLIC AROMATIC HYDROCARBONS AND TOXICITY TESTING [PDF]

open access: yesBioResources, 2011
Quercus cerris is an important oak species extended in large areas of Eastern Europe and Minor Asia that has a thick bark which is not utilized at all. The sorption performance of cork from Quercus cerris bark with four polycyclic aromatic hydrocarbons ...
M. Àngels Olivella   +5 more
doaj  

Comparative Analysis of Secondary Metabolites in Diplodia corticola Strains with Different Virulence Degrees Associated with Canker and Dieback of Quercus spp.

open access: yesMolecules, 2023
Diplodia corticola is one of the most aggressive fungal pathogens of Quercus species involved in the decline of Mediterranean oak forests. In this study, three strains of D. corticola associated with holm (Quercus ilex) and cork (Quercus suber) oak trees
Maria Michela Salvatore   +7 more
doaj   +1 more source

Interspecific Variation between the American Quercus virginiana and Mediterranean Quercus Species in Terms of Seed Nutritional Composition, Phytochemical Content, and Antioxidant Activity

open access: yesMolecules, 2021
This study aimed to evaluate a complete nutritional composition in the seeds Quercus virginiana to compare this nutritional composition with three Mediterranean Quercus species. We analyzed the seed morphometry, proximate composition, phytochemicals, and
José Valero-Galván   +2 more
doaj   +1 more source

Embryogenesis in Oak species. A review

open access: yesForest Systems, 2014
Aim of study: A review on the propagation methods of four Quercus species, namely Q. suber, Q. robur, Q. ilex and Q. canariensis, through somatic embryogenesis and anther embryogenesis are presented.Area of study: The study comprises both Mediterranean ...
Aranzazu Gomez-Garay   +2 more
doaj   +1 more source

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