ISO/TS TECHNICAL SPECIFICATION 23016-1 First edition 2019-05 Fine bubble technology - Agricultural applications - Part 1: Test method for evaluating the growth promotion of hydroponically grown lettuce Reference number IS0/TS 23016-1:2019(E) @ IS0 2019 IS0/TS 23016-1:2019(E) COPYRIGHTPROTECTEDDOCUMENT @ IS0 2019 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's member body in the country of the requester. ISO copyright office CP 401 : Ch. de Blandonnet 8 CH-1214 Vernier, Geneva Phone: +41 22 749 01 11 Fax: +41 22 749 09 47 Email: [email protected] Website: www.iso.org Published in Switzerland ii @ IS0 2019 - All rights reserved IS0/TS 23016-1:2019(E) Contents Page Foreword .iv Introduction 1 Scope. 1 2 Normative references 1 3 Terms and definitions 1 4 Test method for growth promotion performance on lettuce 2 4.1 Conditions of test environment 2 4.2 Test system and related apparatus 2 4.3 Materials for test. 4.4 Preparation fortest 4.4.1 Confirmation of the working conditions of the fine bubble line system 4.4.2 Hvdroponicbedsvstem 4 4.4.3 Operator(s) and inspector(s) 5 4.4.4 Operation manual 5 4.5 Preliminary test for confirmation of reproducibility 5 4.5.1 General 5 4.5.2 Confirmationofreproducibility 5 4.5.3 Actions when there is a statistically significant difference 5 4.6 Test procedure. 5 4.6.1 Preparation of lettuce seedling 5 4.6.2 Growth system. 5 4.6.3 Sampling. 5 4.6.4 Records. 6 4.6.5 Number of tests 6 4.7 Calculation of degree of growth promotion 7 4.8 Test report 7 Annex A (informative) Example of test results for lettuce growth promotion performance .8 Annex B (informative) Example of recording format for measurement figures of environmental parameters 11 Bibliography 12 @ IS0 2019 - All rights reserved ii