ISO INTERNATIONAL STANDARD 9719 First edition 1995-07-01 Root vegetables - Cold storage and refrigerated transport Légumes aracines-Entreposage a froid et transport réfrigéré ISO Referencenumber ISO 9719:1995(E) IS09719:1995(E) Foreword Iso (the International Organization for Standardization) is a worldwide federation of national standards bodics (isOmemberbodies).The work of preparing International Standards is normally carried out through Iso technical committees. Each member body interested in a subject for which a technical committee has been established 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.IsO collaborates closely with the International Electrotechnicai Commission (IEC) on all matters of electrotechnical standardization. Draft International Standards adopted by the technical committees are Standardrequiresapprovalbyat least75%of thememberbodiescasting a vote. International Standard ISO 9719 waspreparedbyTechnicalCommittee ISO/TC 34, Agricultural food products, Subcommittee SC 14, Fresh fruits andvegetables. ISO 1995 microfilm, without permission in writing from the publisher. International Organization for Standardization Case Postale 56· CH-1211 Geneve 20· Switzerland Printed in Switzerland r Standardizatio INTERNATIONALSTANDARD ISO ISO9719:1995(E) Root vegetables - Cold storage and refrigerated transport Scope parasites and disease. Excessive moisture on the surface of the roots and the presence of foreign This International Standard gives guidance on con- odours or flavours should be avoided. Total removal ditions for cold storage and refrigerated transport of of leaves is recommended. It is permitted to cut fresh root vegetables. leaves smoothly with tops of roots of carrots, parsley, celeriac and beetroot. It applies only to stemless root vegetables intended for long-term storage in large-capacity warehouses, 3.2 The vegetables may be stored in warehouses or refrigerated transport. Requirements for the stor- without preliminary cleaning or washing, however, the age of root vegetables with leaves are considerably soil naturally adhering to the roots or bulb should not different and are applicable only to short-term storage exceed 2 % of the root weight. This International Standard applies to black radish (Raphanus sativus),blackroot(Scorzonerahispanica), 3.3Reference to standards for quality requirements carrot (Daucus carota), horseradish (Armoracia valid for the individual types of root vegetable will rusticana)， parsley(Petroselinumcrispumvar. minimize storage losses. tuberosum), red beetroot (Beta vulgaris var. cruenta) and similar root crops. 4Puttinginto storage 2 Normative reference 4.1Root vegetablesmaybestored inboxpallets The following standard contains provisions which, or individual wooden or plastic boxes, stacked on throughreferenceinthistext,constituteprovisions simplepalletstoformhandlingunits.Individual boxes of this International Standard.At the time of publi- onpallets maybe formed into storage blocks suitable cation, the edition indicated was valid. All standards for fork-lift trucks. are subject to revision, and parties to agreements based on this international Standard are encouraged 4.2 The stacking height depends on the structure to investigate the possibility of applying the most re- ofthepallets andboxesbut should conformto na- cent edition of the standard indicated below.Mem- bers of iEC and ISO maintain registers of currently tional standards for maximum loading. A common stacking height for individual boxes on pallets is 4 m, valid International Standards. while that for box pallets is 6 m. Iso 2169:1981,Fruits and vegetables - Physical conditionsin coldstores- -Definitionsandmeasure- 4.3It is necessary to leave a minimum of 25 cm to ment. 30 cm of free space between the stacks and the ceiling,andbetweenthewalls ofthewarehouseand 3 Characteristicsfor storage the near