Page 1 Page 2 Page 3 Page 4 Page 5 Page 6 Page 7 Page 8 Page 9 Page 10 Page 11 Page 12 Page 13 Page 14 Page 15 Page 16 Page 17 Page 18 Page 19 Page 20 Page 21 Page 22 Page 23 Page 24 Page 25 Page 26 Page 27 Page 28 Page 29 Page 30 Page 31 Page 32 Page 33 Page 34 Page 35 Page 36 Page 37 Page 38 Page 39 Page 40 Page 41 Page 42 Page 43 Page 444 IREC Farmers' Newsletter No. 197 — Autumn 2017 4 IREC Farmers' Newsletter No. 197 — Autumn 2017 Administration & Advertising The IREC Farmers' Newsletter is published by the Irrigation Research & Extension Committee. The magazine is delivered in an electronic format exclusively to members of IREC. If you wish to become a member either contact the IREC office or join via the IREC website. Businesses and organisations interested in advertising in the IREC Farmers' Newsletter should contact the IREC office. IREC Office Manager: Hayley Wordsworth IREC, Lot 255, Research Station Road, Griffith NSW 2680 P: 02 6963 0936 • M: 0418 402 197 E: Editorial The IREC Farmers' Newsletter welcomes all suggestions and contributions for articles from irrigators, advisors and researchers in government and commercial sectors. If you have suggestions for articles or wish to contribute an article please contact the Editor. Please submit articles for the next edition, Spring 2017, to the editor by 1 July, 2017. The Editor: Lucy Kealey IREC, Lot 255, Research Station Road, Griffith NSW 2680 M: 0417 043 982 E: Design & Production Leysa Flores M: 0448 304 007 E: Photography Cover: Irrigators from southern NSW and northern Victoria on tour in northern NSW. PHOTO: Lou Gall, Gwydir Valley Irrigators Association Inside: Unless indicated otherwise, photographs in this publication are the work or property of the author of the article in which the photo appears. Disclaimer Articles contributed to the IREC Farmers' Newsletter are prepared by experts or professionals in their field or by persons with extensive experience in the subject area. Accordingly, these articles are accepted in good faith as being the most relevant and accurate information available at the time of publication. Information contained within this newsletter has not been independently verified or peer reviewed, and advice is given at the reader's risk. Products or services may be identified by proprietary or trade names to help readers to identify particular types of products but this is not nor intended to be an endorsement or recommendation of any product, manufacturer or service provider. ISSN 0467 - 5282