PMA Fresh Summit 2006 Silicon & the control of Phytophthora Canopy management strategies Summer 2006 Print Post Approved - 44307/0006 Volume 17 No 4 Talking Avocados Avocados Australia Limited Talking Avocados Talking Avocados is published using avocado grower levies which are matched by the Australian Talking Avocados is published by Avocados Australia Limited. Government through Horticulture Australia. Published: Quarterly - Autumn, Winter, Spring and Summer Editor: Antony Allen, PO Box 663 Stones Corner Qld 4120 AVOCADOS AUSTRALIA LIMITED Phone: 07 3391 2344, Fax: 07 3391 2388 ABN 87 105 853 807 Email: [email protected] Circulation: 1,400 Copies Level 1, 123 Logan Road Printed by: Snap Printing, 101 Edward Street Brisbane 4000 Woolloongabba, Qld 4102 Australia Phone: 07 3221 5850, Fax: 07 3221 3208 Email: [email protected] PO Box 663 Stones Corner Qld 4120 Australia Subscriptions: Four issues per year: Australia: AUS $50.00 New Zealand: AUS $65.00 Phone: 07 3391 2344 Rest of the World: AUS $80.00 Fax: 07 3391 2388 Advertising: Avocados Australia Limited, Email: [email protected] PO Box 663 Stones Corner Qld 4120 - Phone: 07 3391 2344, Web: www.avocado.org.au Fax: 07 3391 2388, Email: [email protected] Disclaimer: This publication is produced upon the understanding Antony Allen [email protected] that no responsibility is accepted by Avocados Australia Limited Chief Executive Officer (ABN 87 105 853 807), its Directors and Officers or the Editor for any opinions, claims, statements made and views expressed in Avocados Australia Directors any edition of Talking Avocados. Readers should rely on their own Henry Kwaczynski Chairman 07 5442 1767 inquiries when making decisions concerning their interests. All Sunshine Coast [email protected] material in the magazine is copyright. Reproduction in whole or part is not permitted without written permission of the editor. Daryl Boardman 07 4697 8000 We all make mistakes: If we make a mistake please let us know South Queensland [email protected] so a correction may be made in the next issue. Chris Nelson 02 6569 0881 Central NSW [email protected] Contents Jim Kochi 07 4054 2188 Chairman’s Perspective 3 North Queensland [email protected] Industry Matters 4 Jennie Franceschi 08 9776 1332 Western Australia [email protected] Australian Roundup 10 Lachlan Donovan 07 4159 7670 Thanks Rod 13 Central Queensland [email protected] Avocados flavour PMA Fresh Summit 2006 14 Peter Molenaar 02 6684 2676 North NSW [email protected] Marketing and Promotion Update 16 What is Avocado Blight (Avocado Scab)? 18 John Walsh 07 4126 8200 Central Queensland [email protected] Supply Chain Improvement Project 19 Colin Fechner 08 8541 2819 Infocado Update 21 Tri State [email protected] Silicon and the control of Phytophthora root rot 22 Analysis of Canopy Management Strategies 27 News from around the world 30 Grower Member Application Form 33 2 Summer 2006 Chairman’s Perspective This is my first column for Talking measures in place to control the disease in New Zealand, to ensure Avocados as the incoming Chair avocados coming to Australia are disease free. Avocados Australia is of the Avocados Australia Board. working with Biosecurity Australia to secure increased measures that I commenced in this role in will be effective and sure. The bottom line is that Australia does not September 2006, and by the time have this disease and we don’t want to get it. Talking Avocados goes to press, I The matter will not be put to rest until Biosecurity Australia identifies will have had the benefit of a good and enforces scientifically based, appropriate, robust and effective transition and handover from Rod preventative measures. Dalton, the out going Chair. I would like to give my special thanks to Antony Allen, who spent a I come to the position with a range of emotions and thoughts. Certainly large proportion of his annual leave (spending precious time with I am excited at the prospect of heading the Avocados Australia Board. his wife Anna and baby Aiden) addressing this matter. Thanks also to Avocados Australia is highly regarded as a grower peak body and has Avocados Australia Board members who have put considerable time a great future. There are very few grower groups that are as cohesive and energy into seeking an appropriate solution. or effective. If you have any queries about this matter, please direct these to Antony Equally there is some trepidation at the challenge of building on the Allen at the Avocados Australia office. success that has been Avocados Australia over the past decade. Grower peak bodies are challenging ‘beasts’ to grow and to keep moving in the Avocados Australia Board Members right direction, so I have great admiration for the achievements of all concerned over that time. In particular in this regard, I acknowledge Farewell the leadership Rod Dalton has provided. There have been three changes to membership of the Avocados I am enthusiastic about the chance to lead a team of capable and Australia Board in the last 12 months. dedicated Board members and management. It is evident that the Wayne Franceschi resigned from the Board in October 2005 and Rod management and Board members have great loyalty and ownership Dalton in September 2006. Ron Simpson retired from the Board at the of the organisation. This is a great asset. end of his term in September 2006. My goals for Avocados Australia include addressing real and potential I would like to pay tribute to each of these people for their significant issues facing the industry. These include substantially increased contribution to the Board. Wayne was on the Board for nine years and production, which is looming on the horizon, potential increased worked tirelessly for the good of the whole avocado industry. Ron has numbers of imports, and of course the possibility of some devastating also played a significant role, providing noteworthy experience and a incursion of pest or disease. I am also passionate about increasing the wealth of knowledge. I am sure you would all know the contribution concept of smart marketing and the investigation and development of that Rod made. I would like to sincerely thank all these people and let export market opportunities for our industry. them know that they are certainly missed. It is vital for us to continue to increase membership of Avocados Welcome Australia, ensuring that this body stays vibrant and relevant, taking into account the whole range of needs and interests of all sectors of the Representing Western Australia, Jennie Franceschi joined the Board avocado industry across Australia. Increased membership will be built in the capacity of a casual replacement, and in the September 2006 around the provision of high quality services and commercial benefits elections, was elected in a full capacity. that deliver value to our members. John Walsh joined the Board in September 2006, representing Central Avocado Blight (Sphaceloma perseae) Queensland, and Daryl Boardman now represents South Queensland. As you are aware, there has been quite a deal of discussion about the I welcome these three new Board members and I am confident they discovery of avocado blight in New Zealand. will all make a significant contribution to Avocados Australia. Avocados Australia has been working behind the scenes to secure a strong system of science based protection for Australian avocado growers. Following meetings with Avocados Australia, Biosecurity Henry Kwaczynski Australia has implemented some mitigating measures for the control Henry Kwaczynski of this disease. These will be mandatory for all avocados exported Chairman, Avocados Australia from New Zealand to Australia. Avocados Australia considers that those initial measures are not sufficiently effective for in field and post harvest treatment. I can assure you that Avocados Australia is doing its utmost to obtain a satisfactory outcome with robust preventative 3 Talking Avocados Written, edited and compiled by Industry Matters Antony Allen CEO of Avocados Australia Quarantine: Avocados Australia wins Avocados Australia is still concerned about the effectiveness of policing tougher protections the mitigation measures in orchards and packing sheds in New Zealand. Avocados Australia has won important changes to the mitigation measures to protect the domestic industry from contracting avocado It says there have been a number of breaches of the first set of measures, blight from imported fruit. But it says more improvements are needed and New Zealand avocados are still being held in Melbourne, Brisbane to the implementation of the rules by the Australian Quarantine and and Sydney due to errors in the clearance process in New Zealand. Inspection Service. There have also been a number of containers prevented from being loaded on to ships in New Zealand for similar errors. Quarantine measures to protect Australia from avocado blight were first implemented on the November 21, prompting criticism from “The written protocol won’t protect us,” Mr Kwaczynski said. Avocados Australia. “AQIS has to effectively implement and police the protocols. It recently uncovered the disease in New Zealand and wants to prevent “The verification of spraying in orchards and the effectiveness of the it spreading into Australia. Australia and Chile are the last two avocado in-orchard spray application continues to worry us.” producing countries free of the costly disease. Source: Queensland Country Life “The measures that were put in place on the November 21, 2006 lacked scientific rigor,” says Chair of Avocados Australia, Henry Kwaczynski. The risk to Australian growers “We sought expert advice on a number of aspects, and were extremely greater than cold wet NZ concerned about the lack of science to prove the effectiveness of two out The risk to Australian growers is much higher than colder, wetter New of three of the chemicals being used to protect Australia growers.” Zealand avocado orchards.