Protected Denominations of Origin (PDO) refer to the adoption of producers' voluntary standards to highlight the quality to consumers and improve the socio-economic sustainability of small-holders. Usually, in agricultural circuits, these focus on aspects of production systems and intrinsic...

Protected Denominations of Origin (PDO) refer to the adoption of producers' voluntary standards to highlight the quality to consumers and improve the socio-economic sustainability of small-holders. Usually, in agricultural circuits, these focus on aspects of production systems and intrinsic...

This study aimed at the technical-economical evaluation of implanting some vegetal-oil extraction units in order to insert the family agriculture into bio-diesel production chain. Three project models (arrangements) for vegetal-oil extraction units at different sizes were proposed, using...