The São Francisco River basin in Brazil is marked by socio-economic disparities and environrnental vulnerabilities. Water managers in the semi-arid region of the basin are faced with several challenges, such as competition among different water user groups, local over-exploitation of…

Brazil nut is widely recognized as the cornerstone of the Amazonian extractive economy. Tight linkages between Brazil nut production, regional income, and intact mature forests have thrust this species into focus as a key component of Amazonian conservation and income…

A utilização da modelagem matemática pode contribuir para aumentar o conhecimento em sistemas de produção animal, possibilitando a identificação, compreensão e quantificação das interações e problemas nestes sistemas. Por este motivo, o objetivo deste trabalho foi desenvolver um modelo para…

ABSTRACT: Transgenic crops have being grown in Brazil since 1995, however regulation for such crops only came into force in 2005, granting a key role to CTNBio (National Technical Committee on Biosafety). There are currently 19 transgenic varieties growing in…

Soybean powdery mildew (Erysiphe diffusa) was considered a minor disease in Brazil in the decades immediately after its identification. However, since the outbreak in 1996/97 in all cultivated areas the disease has become a constant threat to farmers and losses…

2009, Autores: Jorge Blajos, Patrick Lavelle, Dalva M. da Mota, Lucia Pitalluga, Sergio Salles Filho, Jorge Irán Vásquez.

Despite numerous studies reporting on sustainable consumption or organic consumer profiles, there is a gap in thorough understanding of organic consumers in different places, since most of studies only investigate organic consumption in most developed countries. The goal of this…

2008

2007

2008