Results 71 to 80 of about 7,044 (148)
Este artículo estudia los modos de permanencia del oficio de picapedrero como saber tradicional en los talleres artesanales actuales y en la memoria social de la comunidad de Tandil, provincia de Buenos Aires, Argentina.
Bárbara Elba Sosa
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Resistance of Tectona grandis To Ceratocystis Wilt
ABSTRACT Tectona grandis (teak) is a tree species highly appreciated for its high‐quality hardwood and versatile industrial applications. Despite clonal teak plantations showing several advantages, such as reduced rotation time and increased wood volume production, the genetic uniformity of plantations makes them more susceptible to diseases ...
Mallú Loyane Arenhart +8 more
wiley +1 more source
Reseña del libro Historia mínima de la globalización moderna y contemporánea de Carlos ...
Ignacio Barranquero
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The use of polychloroprene is common in elastomeric adhesives. This study highlights the possible substitution of zinc oxide curing systems to a less hazardous metal complex, also evaluating the changes that higher surface area fillers can bring to the adhesive.
Gabriel Bachega Rosa +3 more
wiley +1 more source
La producción lechera en la pampa seca
El despliegue de iniciativas políticas en La Pampa orientadas a la tecnificación del agro y la diversificación de la estructura productiva son temáticas que atrajeron la atención historiográfica.
Federico Martocci
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Pure PP and PP/MoO 3 filaments produced by melt spinning. ABSTRACT Polypropylene (PP) composite fibers containing 0.10, 0.20, and 0.50 wt% molybdenum oxide (MoO 3 ) nanoparticles were produced via melt spinning. In the present study, the effect of this addition on the mechanical, thermal, and chromic properties of the fibers was investigated.
Raphael Borges Magalhães Bergamini +5 more
wiley +1 more source
Discurso, regulación económica y crédito a la producción agraria
El relato y los hechos son recursos de la epistemología histórica. El objetivo de este estudio es abordar la legislación vigente, las líneas de préstamo acordadas y el estudio de casos, para analizar la distribución y la política crediticia rural y ...
Noemí Girbal-Blacha
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This study explores scalable methods of incorporating graphene nanoplatelets into SBR latex with or without a surfactant, using either powder or a masterbatch. Results show that combining a masterbatch with the surfactant DTAB improves vulcanization speed, mechanical strength, hardness, thermal conductivity, and resistance to aging.
Micaela D. Ferrari +4 more
wiley +1 more source
Los bancos multilaterales de desarrollo expresan un conjunto amplio de “objetivos difusos” que fueron moldeando su institucionalidad. El Grupo Banco Mundial opera a través de muchos canales para alentar y promover la inversión privada, lo cual se ...
Leticia Patrucchi, Andrea Molinari
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Lignin dispersion in carboxylated nitrile rubber (XNBR) is enhanced at 7% carboxylic acid, significantly improving the composite's compressive mechanical performance for sealing applications. ABSTRACT Lignin is a promising biobased material that enhances the sustainability of rubber composites as a reinforcing filler.
Gustavo Ninho Campos +6 more
wiley +1 more source

