Contents


VOL. 3, ISSUE 3 | January 2019


621 10


FEATURES Filtration


10 Keep it clean Recommendations for your filtration system


14 Prefiltration for surface water Benefits & options


17 Groundwater filtration Protect your system


Troubleshooting


20 Get your pivot ready for spring Prepare for next season


24 Why drip system uniformity matters Improve a poor performing system


IN EVERY ISSUE


Editorial message ..............4 Tech corner .....................6 Legislative update .............8 Your best practice .............28 Economy ......................30 Voices from the industry ......36


International trends ...........38 Association news ..............40 Weather outlook ..............44 Industry insights ..............45 Ad index .......................46


Irrigation Today is published quarterly by the Irrigation Association, 8280 Willow Oaks Corporate Drive, Suite 400, Fairfax, VA 22031-4511 USA, Tel 703.536.7080, Fax 703.536.7019, info@ irrigationtoday.org, www.irrigationtoday.org. The IA and Irrigation Today are not responsible for content or opinions included in this publication. The publisher grants free subscriptions to those who work in the agriculture industry, and all requests will be reviewed for qualification. Those who do not qualify can subscribe by paying the one-year subscription fee of $20 ($35/year international rate).


ISSN 2572-7826 | © 2019 by the Irrigation Association. All rights reserved. No part of this magazine may be reproduced in any form or by any means without permission in writing from the Irrigation Association.


POSTMASTER – Please send address changes to: Irrigation Today, 8280 Willow Oaks Corporate Drive, Suite 400, Fairfax, VA 22031-4511. Cover photo credit: Cal Poly ITRC


irrigationtoday.org 3 More


32 TAPS Real-life production ag competition fosters collaboration & innovation


42 2018 Irrigation Show Success in Long Beach


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