6664 International Standard (ISO INTE RNATIONAL ORGANIZATION FOR STANDARDIZATIONOMEXAYHAPOAHAR OPTAHW3ALMH NO CTAHAAPTW3AUWWGORGANISATION INTE RNATIONALE DE NORMALISATION Bilberries and blueberries - Guide to cold storage Myrtilles - Guide pour I'entreposage refrigeré First edition - 1983-02-15 UDC 634.733 : 664.8.037 Ref. No. 1SO 6664-1983 (E) iO 6664-1983 (E) Descriptors : agricultural products, fruits, bilberries, blueberries, storage. Price based on 3 pages CopyightInternational Oorganization for Standardization license from IHS Not for Resale Foreword ISo (the international Organization for Standardization) is a worldwide federation of national standards bodies (isO member bodies). The work of developing International interested in a subject for which a technical committee has been authorized has the right to be represented on that committee. International organizations, governmental and non-governmental, in liaison with Iso, also take part in the work. Draft international Standards adopted by the technical committees are circulated to the member bodies for approval before their acceptance as International Standards by the Iso Council. International Standard ISO 6664 was developed by Technical Committee ISO/Tc 34, Agricultural food products, and was circulated to the member bodies in May 1981. it has been approved by the member bodies of the following countries : Brazil Ireland Romania Canada Israel South Africa, Rep. of Czechoslovakia Korea, Rep. of Spain Egypt, Arab Rep. of Peru Tanzania Philippines Ethiopia Turkey Hungary Poland USSR India Portugal Yugoslavia The member bodies of the following countries expressed disapproval of the document on technical grounds : France Netherlands @ International Organization for Standardization, 1983 Printed in Switzerland Copyright International Organization for Standardization Not for Resal ISO 6664-1983 (E) INTERNATIONAL STANDARD Bilberries and blueberries - Guide to cold storage Scope and field of application (not too ripe), free of abnormal external humidity, firm, covered 1 by a natural waxy coat, free of bruises, and free of any visible This international Standard describes the optimum conditions signs of attack by fungi and by insects. They should be free of for the cold storage of bilberries (Vaccinium myrtillus L.), other species of small fruits and, if necessary, leaves and twigs. blueberries (Vaccinium angustifolium Ait.) and cultivated varieties (cultivars) of Vaccinium corymbosum L. 3.3 Various treatments The limits of application are given in annex A. Because of their perishability, the fruits should be precooled for several hours after picking to remove natural heat. Precooling by means of a jet of cold air is preferred. 2 Reference IsO2169,Fruitsandvegetables -Physicalconditionsincold 3.4 Putting into store stores - Definitions and measurement. The fruits should be put into the cold store as soon as possible after picking (not later than 12 h) and stored with products Conditions of harvesting and putting into 3 having the least possible odour. store 3.5 Method of storage Harvesting 3.1 The baskets (or other packages) containing the fruits should be The fruits should not be picked when moist (due to rain or dew) handled gently and with care. They should be stacked in a way as they may be attacked by mildew. which will ensure uniform circulation of air through the mass and avoid crushing of the lower layers in the baskets. The They may be picked by hand or by means of special combs pro- baskets should be placed on a floor covered with duckboards to vided that these cause no bruising of the fruits. Since the fruits allow ventilation below the baskets. The cold store should be ripen very little during storage, they should be picked at a stage disinfected beforehand and should be free from odours. very close to maturity, i.e. they should be completely devel- oped, fully coloured, firm, and covered by their natural waxy To ensure the strength of the packages and to mak