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  • 标题:Physical and chemical characterization of the pulp of different varieties of avocado targeting oil extraction potential
  • 本地全文:下载
  • 作者:Mooz, Edinéia Dotti ; Gaiano, Natália Moreno ; Shimano, Marilis Yoshie Hayashi
  • 期刊名称:Food Science and Technology (Campinas)
  • 印刷版ISSN:0101-2061
  • 电子版ISSN:1678-457X
  • 出版年度:2012
  • 卷号:32
  • 期号:2
  • 页码:274-280
  • DOI:10.1590/S0101-20612012005000055
  • 语种:English
  • 出版社:Sociedade Brasileira de Ciência e Tecnologia de Alimentos
  • 摘要:

    The aim of this study was to evaluate the physicochemical properties of avocado pulp of four different varieties (Avocado, Guatemala, Dickinson, and Butter pear) and to identify which has the greatest potential for oil extraction. Fresh avocado pulp was characterized by moisture, protein, fat, ash, carbohydrates and energy contents were determined. The carotenoids and chlorophyll contents were determined by the organic solvent extraction method. The results showed significant differences in the composition of the fruit when varieties are compared. However, the striking feature in all varieties is high lipid content; Avocado and Dickinson are the most suitable varieties for oil extraction, taking into account moisture content and the levels of lipids in the pulp. Moreover, it could be said that the variety Dickinson is the most affected by the parameters evaluated in terms of overall quality. Chlorophyll and carotenoids, fat-soluble pigments, showed a negative correlation with respect to lipids since it could be related to its function in the fruit. The varieties Avocado and Dickinson are an alternative to oil extraction having great commercial potential to be exploited thus avoiding waste and increasing farmers’ income.

  • 关键词:Persea Americana;valor nutricional;carotenoides;clorofila
  • 其他关键词:Persea Americana;nutritional value;carotenoids;chlorophyll
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