Results 61 to 70 of about 314,632 (189)

Development and current situation of organic agriculture in Brazil and the State of Sao Paulo. [PDF]

open access: yes, 2008
A description of the organic production in Brazil as well as an in-depth analysis of the organic sector in the State of Sao ...
Abreu, Lucimar Santiago de   +4 more
core  

Management of estuarine beaches on the Amazon coast though the application of recreational carrying capacity indices [PDF]

open access: yes, 2017
The purpose of this paper is to determine the Recreational Carrying Capacity of three estuarine beaches (Colares, Marudá and Murubira) on the Amazon coast of Brazil, based on the combined assessment of natural conditions and visitor facilities.
da Costa, Rauquírio Marinho   +3 more
core   +2 more sources

Beyond species means – the intraspecific contribution to global wood density variation

open access: yesNew Phytologist, EarlyView.
Summary Wood density is central for estimating vegetation carbon storage and a plant functional trait of great ecological and evolutionary importance. However, the global extent of wood density variation is unclear, especially at the intraspecific level. We assembled the most comprehensive wood density collection to date, including 109 626 records from
Fabian Jörg Fischer   +105 more
wiley   +1 more source

O quadro das dispensas da Educação Física escolar na Rede Estadual Paulista

open access: yesConexões, 2014
Considerando que a legislação em vigor incorpora itens que permitem dispensas das aulas de Educação Física, o presente estudo teve por objetivo verificar a incidência das mesmas no Ensino Médio, em escolas da rede estadual paulista que oferecem aulas no ...
Fernanda Moreto Impolcetto   +11 more
doaj   +1 more source

From Hierarchical Capitalism to Developmental Governance: The Emergence of Concerted Skills Formation in Middle‐Income Countries

open access: yesRegulation &Governance, EarlyView.
ABSTRACT Skills formation is a pressing issue for middle‐income countries given the pace of technological change. In Latin America, scholars point to the hierarchical type of capitalism and its segmentalist skills formation system as the main roadblocks to exiting the middle‐income trap.
Aldo Madariaga, Mariana Rangel‐Padilla
wiley   +1 more source

Production of Elastomeric Composites With Different Methods of Incorporating of Graphene Nanoplatelets Into SBR Latex

open access: yesJournal of Applied Polymer Science, Volume 143, Issue 11, March 15, 2026.
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

Un sello para los productos de comercio justo en España: entre la oportunidad y la amenaza

open access: yesRevista de Fomento Social, 2005
Ante la reciente creación en España de una Asociación para impulsar y promover un sello de garantía de productos comercializados bajo condiciones de mayor justicia social, en este artículo se exponen de manera crítica, a la luz del concepto y objetivos ...
María José Montero Simó   +1 more
doaj   +1 more source

Analysis of the Degradation of Thermochromic Sensors in Electrical Devices

open access: yesJournal of Applied Polymer Science, Volume 143, Issue 9, March 5, 2026.
This study examines the degradation of microencapsulated leuco thermochromic pigments, both pure and embedded in epoxy, under thermal, cyclic, and QUV aging. UV radiation is the main factor causing irreversible loss of thermochromism due to microcapsule damage and solvent loss, while thermal exposure produces minor effects.
Marina Kauling de Almeida   +7 more
wiley   +1 more source

From Douyin Shop to TikTok Shop: The Platformized Supply Chain, Spatialized Business Model, and Regional Partnership in Cross‐Border e‐Commerce

open access: yesPolicy &Internet, Volume 18, Issue 1, March 2026.
ABSTRACT This article investigates how TikTok Shop reproduces the e‐commerce model of Douyin Shop against a backdrop of divergent regulatory challenges and geopolitical distrust. One of the strategic changes we observe in TikTok Shop is the shift of consumer goods suppliers from local merchants to China‐based sellers.
Shuaishuai Wang, Jing Meng, Yitong Li
wiley   +1 more source

A Desnacionalização do Ensino Superior Brasileiro: Educação à Ordem do Capital Internacional [PDF]

open access: yes, 2012
A formatação e o reordenamento de poder do mundo atual não excluem a organização universitária. O entorno político, econômico, social e cultural exercem um enorme impacto na educação superior, que não pode e nem deve ficar de fora das mudanças que se ...
Borges, Vanessa Maria de Oliveira
core  

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