Results 31 to 40 of about 2,554 (211)

Nanocoatings of Bovine Serum Albumin on Glass: Effects of pH and Temperature

open access: yesJournal of Nanomaterials, Volume 2020, Issue 1, 2020., 2020
Protein adsorption is influenced by many factors such as temperature, pH, protein size and structure, or surface energy and roughness, among others. Self‐assembled monolayers (SAMs) and the Langmuir‐Blodgett (LB) technique are two of the techniques more used to produces ultrathin films of proteins on surfaces. In this work, we established protocols for
Sergio-Miguel Acuña-Nelson   +6 more
wiley   +1 more source

Os primórdios da educação profissional em Viticultura e Enologia na região da Serra Gaúcha [PDF]

open access: yes, 2012
Resumo: Há no imaginário coletivo a ideia de que os imigrantes da Serra Gaúcha teriam trazido a tradição e qualidade da viticultura e enologia da Europa, desmerecendo os esforços do governo brasileiro, desde o Império, no tocante à qualificação/formação ...
Cardoso, Sergio Ricardo Pereira
core   +1 more source

Caracterização físico-química do mosto e do vinho Moscato Giallo em videiras cultivadas sob cobertura de plástico Physicochemical characterization of must and wine Moscato Giallo from grapevines grown under plastic overhead cover

open access: yesPesquisa Agropecuária Brasileira, 2008
O objetivo deste trabalho foi avaliar a influência da cobertura de plástico sobre as características físico-químicas do mosto e do vinho da cultivar Moscato Giallo.
Geraldo Chavarria   +4 more
doaj   +1 more source

Efeito de elevadas produtividades do vinhedo nas características físico-químicas e sensoriais do vinho Merlot [PDF]

open access: yesCiência Rural, 2006
O objetivo do trabalho foi determinar o efeito de elevadas produtividades dos vinhedos nas características físico-químicas e sensoriais do vinho Merlot jovem produzido em região de montanha.
Alberto Miele, Luiz Antenor Rizzon
doaj   +1 more source

Yeasts for Sustainable Agriculture: Integrating Plant Growth Promotion and Phytopathogen Biocontrol

open access: yesInternational Journal of Microbiology, Volume 2026, Issue 1, 2026.
Although microbial bioproducts are part of sustainable agriculture, research and commercialization have focused mainly on rhizobacteria and mycorrhizal fungi, leaving yeasts comparatively underexplored relative to other microbial groups. Where documented, several yeast species have been associated with enhanced plant performance through phytohormone ...
Mariajose Carvajal   +4 more
wiley   +1 more source

Selection on tropane alkaloids in native and non‐native populations of Datura stramonium

open access: yesEcology and Evolution, Volume 9, Issue 18, Page 10176-10184, September 2019., 2019
Here, we measured phenotypic selection on two chemical defense against herbivores (atropine and scopolamine) in native (Mexico) and non‐native (Spain) populations of Datura stramonium. Our results support the assumption that the reduction in plant defense in the absence of the plant's natural enemies in invasive ranges is driven by natural selection ...
Guillermo Castillo   +6 more
wiley   +1 more source

Acidez na vinificação em tinto das uvas Isabel, Cabernet Sauvignon e Cabernet Franc [PDF]

open access: yesCiência Rural, 2002
A acidez é uma das características gustativas mais importantes dos vinhos e influencia sua estabilidade e coloração. Devido à insolubilização do ácido tartárico sob a forma de sais, a acidez titulável e o pH podem ser alterados durante a vinificação de ...
Luiz Antenor Rizzon, Alberto Miele
doaj   +1 more source

Grape Stalks Valorization towards Circular Economy: A Cascade Biorefinery Strategy

open access: yesChemSusChem, Volume 18, Issue 10, May 19, 2025.
A cascade protocol for grape stalks valorization has been proposed, characterized by a multidisciplinary strategy using unconventional techniques and subcritical water as a green solvent, where physical/chemical treatments synergistically interact with biological treatments to obtain added value products from all the biomass components.
Carlotta Valle   +11 more
wiley   +1 more source

Development of Hybrid Models for a Vapor‐Phase Fungi Bioreactor

open access: yesMathematical Problems in Engineering, Volume 2015, Issue 1, 2015., 2015
This study is aimed at the development of a model for an experimental vapour‐phase fungi bioreactor, which could be derived in a simple way using the available measurements of a pilot‐plant reactor, without the development of ad hoc experiments for the evaluation of fungi kinetics and the estimation of parameters related to biofilm characteristics. The
Giorgia Spigno   +2 more
wiley   +1 more source

Características sensoriais do vinho Bordô Sensory characteristics of Bordô wine

open access: yesPesquisa Agropecuária Brasileira, 2007
Avaliaram-se as características sensoriais dos vinhos Bordô varietalmente puros e elaborados segundo a tecnologia própria a cada vinícola. A avaliação sensorial foi conduzida por um grupo de nove painelistas devidamente treinados. Os resultados revelaram
Francine Maria Tecchio   +2 more
doaj   +1 more source

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