The role of fruit mineral composition, phenolic concentration and polyphenol oxidase activity on mesocarp discolouration in 'Pinkerton'

afrique du sud aguacate almacenamiento en frío avocados avocat azote bore boro boron catechol oxidase catecol oxidasa catéchol oxydase cold storage decoloración discoloration décoloration nitrogen nitrógeno pericarp pericarpio péricarpe south africa stockage au froid sudáfrica