ISO INTERNATIONAL STANDARD 5231 First edition 2022-10 Extended farm management information systems data interface (EFD - Concept and guidelines Reference number IS0 5231:2022(E) ISO @ ISO 2022 IS0 5231:2022(E) COPYRIGHT PROTECTED DOCUMENT @ IS02022 All rights reserved. Unless otherwise specified, or required in the context of its implementation, no part of this publication may be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting on the internet or an intranet, without prior written permission. Permission can be requested from either IsO at the address below or Iso'smemberbodyinthe country oftherequester. ISO copyright office CP 401 · Ch. de Blandonnet 8 CH-1214 Vernier, Geneva Phone:+4122 749 0111 Email: copyright@iso.org Website: www.iso.org Published in Switzerland ii @ IS0 2022 - All rights reserved