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:''For the @ as a character, see At sign.'' ''Arroba'' was a Portuguese and Spanish customary unit of weight, mass or volume. Its symbol is @. In weight it was equal to 32 pounds (14.7 kg) in Portugal and 25 pounds (11.5 kg) in Spain. The word ''arroba'' has its origin in Arabic ''ar-rubʿ'' (الربع), the fourth part (of a quintal), the term defined the load that a donkey or mule could carry.〔http://www.saudiaramcoworld.com/issue/201202/the.other.side.of.cork.htm〕 The unit is still used in Portugal by cork merchants, and in Brazil by cattle traders. The modern metric arroba used in these country life activities is defined as . In Peru the arroba is equivalent to .〔La República, (En Feria de la Mujer Emprendedora presentan antibióticos naturales saludables ) 〕 In Bolivia nationally it is equivalent to . However locally there are many different values, ranging from in Inquisivi to in Baures.〔(Arroba in Bolivia )〕 ==See also== * Portuguese customary units * Spanish customary units 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「arroba」の詳細全文を読む スポンサード リンク
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