ISO INTERNATIONAL STANDARD 6322-3 Second edition 1989-07-01 Storageofcerealsandpulses- Part 3: Control of attack by pests Stockage des cereales et des legumineuses - Partie3:ControledeI'attaqueparlesdepredateurs so Reference number ISO 6322-3:1989 (E) Copvriaht International Oraanization for Standardization ISO 6322-3:1989 (E) Foreword ISo (the International Organization for Standardization) is a worldwide federation of 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, govern- mental and non-governmental, in liaison with Iso, also take part in the work. Iso collaborates closely with the International Electrotechnical Commission (IEC) on all matters of electrotechnical standardization. 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. They are approved in accordance with ISO procedures requiring at least 75 % approval by the member bodies voting. International Standard ISO 6322-3 was prepared by Technical Committee ISO/TC 34 Agricultural food products. This second edition cancels and replaces the first edition (ISO 6322-3 : 1981), of which it constitutes a minor revision. Iso 6322 consists of the following parts, under the general title Storage of cereals and pulses: Part 1: General considerations in keeping cereals Part2:Essentialrequirements Part3:Controlofattackbypests Annexes A and B of this part of ISO 6322 are for information only. ISO 1989 All rights reserved. No part of this publication may be reproduced or utilized in any form or by any writing from the publisher. International Organization for Standardization Case postale 56 . CH-1211 Geneve 20 . Switzerland Printed in Switzerland Covriaht Intermational Oranization for Sandardization ISO 6322-3:1989 (E) INTERNATIONAL STANDARD Storage of cereals and pulses Part 3: Control of attack by pests 1 Scope ingestion (acute poison) or by one which acts over a period (chronic poison) or by fumigation with gas. Fumigation is This part of Is0 6322 gives guidance on means of controlling generally used as a part of an integrated control system, as it attackbypestsoncerealsandpulsesinstorage. normally gives no residual protection. NOTE - Other aspects of storage of cereals and pulses are dealt with Fumigation against rodents is normally performcd at lower in ISO 6322-1and ISO 6322-2, and the determination of insect infesta tion is dealt with in ISO 605, ISO 6639-1, ISO 6639-2, ISO 6639-3 and dosage rates and for shorter periods of exposure than those ISO6639-4. required for insect control. It follows that an insect fumigation also controls rodents. Methods involving fumigation or the use of acute poisons should be carried out only by properly trained 2 Vertebrate pests persons, as specified by national governmental regulations. 2.1 General 3 Invertebrate pests :Theabilityofbirds,rats,andmiceand otherrodentstofeedon grain is not limited by the quality or condition of the grain but 3.1 General only by its accessibility. The effects of attack by birds, rats, and mice and other rodents Attack by insects and mites is influenced by the accessibility of are contamination, spillage, loss in mass and reduction in cereals and pulses and also by the type and condition of the :quality. Contamination may,for example, prevent wheat from grain. being used for flour milling because of an excessive count of Attack may not only lead to loss in mass and to contamination, rodent hairs in the finished flour. but may alter the condition and quality of the grain. Attention to hygiene and proofing of stores against access are the principal preventive measures, although anticoagulant baits Infestation of grain both by true storage pests and by field crop (suchaswarfarin)mayalsobeusedfo
ISO 6322-3 1989 Storage of cereals and pulses — Part 3 Control of attack by pests
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