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Heritage Potato Collection Heritage Potato Collection Tony Slater Department of Environment & Primary Industries, Victoria Project Number: PT13009 PT13009 This report is published by Horticulture Australia Ltd to pass on information concerning horticultural research and development undertaken for the potato industry. The research contained in this report was funded by Horticulture Australia Ltd with the financial support of: the potato industry All expressions of opinion are not to be regarded as expressing the opinion of Horticulture Australia Ltd or any authority of the Australian Government. The Company and the Australian Government accept no responsibility for any of the opinions or the accuracy of the information contained in this report and readers should rely upon their own enquiries in making decisions concerning their own interests. ISBN 0 7341 3332 4 Published and distributed by: Horticulture Australia Ltd Level 7 179 Elizabeth Street Sydney NSW 2000 Telephone: (02) 8295 2300 Fax: (02) 8295 2399 © Copyright 2014 Final Report for Horticulture Australia Project No: PT13009 (28th February 2014) Project Title: Heritage Potato Collection Authors: Tony Slater Research Provider: Department of Environment and Primary Industries Victoria Final Report for Horticulture Australia Project No: PT13009 (28th February 2014) Project Title: Heritage potato collection Project Leader: Tony Slater, Department of Environment and Primary Industries AgriBio 5 Ring Road, La Trobe University Bundoora VIC 3083 Phone: 03 9032 7325 Email: [email protected] Other Key Personnel: Funding sources: This project has been funded by HAL using the fresh and processing potato industry levy and matched funds from the Federal Government. Published by the Victorian Government Department of Environment and Primary Industries, February 2014. © State of Victoria Department of Environment and Primary Industries and Horticulture Australia Limited. This publication is copyright. No part may be reproduced by any process except in accordance with the provisions of the Copyright Act 1968. Authorised by the Department of Environment and Primary Industries, 8 Nicholson Street, East Melbourne 3002. Disclaimer: This publication may be of assistance to you but the State of Victoria and its employees do not guarantee that the publication is without flaw of any kind or is wholly appropriate for your particular purposes and therefore disclaims all liability for any error, loss or other consequence which may arise from you relying on any information in this publication. Any recommendations contained in this publication do not necessarily represent current HAL policy. No person should act on the basis of the content of this publication, whether as to matters of fact or opinion or other content, without first obtaining specific, independent professional advice in respect of the matters set out in this publication. Contents Contents ............................................................................................................................................... 1 Media Summary ................................................................................................................................... 1 Technical Summary ............................................................................................................................. 2 Introduction .......................................................................................................................................... 3 Objectives......................................................................................................................................... 3 Materials and Methods ......................................................................................................................... 4 Results .................................................................................................................................................. 5 Discussion .......................................................................................................................................... 18 Technology Transfer .......................................................................................................................... 19 Recommendations .............................................................................................................................. 19 Acknowledgements ............................................................................................................................ 19 Media Summary Australia is a signatory to the International Treaty on Plant Genetic Resources for Food and Agriculture. This treaty is an international agreement to ensure the sustainable use of plant genetic resources and the sharing of benefits that arise from that use. This treaty covers most of the globally important crop and forage species, including potato. As a result of the treaty, Australia has 5 major plant genetic resource centres, with a number of minor genetic collections generally managed by recognised government agricultural agencies. The potato genetic resource collection contains c. 250 accessions, and is maintained in a vegetative state rather than as seed, to retain the integrity of the cultivars. This project has successfully propagated 207 cultivars through 2 glasshouse pot trials. The cultivars within the potato genebank include fresh market types with a variety of coloured skins (white, cream, yellow, pink, red and purple) and coloured flesh (white, cream, yellow, pink and purple). There are also cultivars suitable for the crisping and French fry processing industries with a variety of traits. Importantly there are also cultivars with resistances to important pathogens including common scab, powdery scab, potato cyst nematodes and the tuber necrotic strain of PVY. The collection is also from a diverse range of geographic and breeding sources, which should represent a large proportion of the global genetic diversity as potatoes are genetically highly heterogeneous. It is important to maintain this diversity, for the future of the Australian potato industry, as this will enable the industry to rapidly access cultivars if markets change or develop. It will also enable the local development of new germplasm suitable to Australian production conditions. Recently, the development of new breeding techniques has seen the breeding cycle reduced in potato from over 10 years to 4 years, and it is anticipated to reduce further in the near future, making it more efficient and appropriate to develop future germplasm in Australia. 1 Technical Summary Australia is a signatory to the International Treaty on Plant Genetic Resources for Food and Agriculture. This treaty is an international agreement to ensure the sustainable use of plant genetic resources and the sharing of benefits that arise from that use. This treaty covers most of the globally important crop and forage species, including potato. As a result of the treaty, Australia has 5 major plant genetic resource centres, with a number of minor genetic collections generally managed by recognised government agricultural agencies. The potato genetic resource collection of c. 250 accessions was held at the Toolangi Research Station, under the management of the National Potato Breeding Program. It was maintained in a vegetative state rather than as seed, and due to the relatively short dormancy of potato tubers, the cultivars need to undertake an annual growth cycle. This project has successfully propagated 207 cultivars through 2 glasshouse pot trials. Most cultivars grew and regenerated new tubers, although a number simply regenerated new tubers. The cultivars within the potato genebank include fresh market types with a variety of coloured skins (white, cream, yellow, pink, red and purple) and coloured flesh (white, cream, yellow, pink and purple). There are also cultivars suitable for the crisping and French fry processing industries with a variety of traits. Importantly there are also cultivars with resistances to important pathogens including common scab, powdery scab, potato cyst nematodes and the tuber necrotic strain of PVY. The collection is also from a diverse range of geographic and breeding sources, which should represent a large proportion of the global genetic diversity as potatoes are genetically highly heterogeneous. Importantly, the collection also contains a number of cultivars that were bred under Australian production conditions, or are “locally adapted” cultivars. These cultivars will contain combinations of genes that cannot be identified in breeding programs conducted in other production environments. It is important to maintain this diversity, as well as introducing new genetics, for the future of the Australian potato industry. Maintaining genetic resources will enable the industry to rapidly access cultivars if markets change or develop. While access can be obtained from global sources, the introduction of this material takes a number of years of processing including under quarantine to maintain Australia’s level of biosecurity. Maintaining this diversity will also enable the local development of new germplasm suitable to Australian production conditions, resistant to Australian pathogens, and productive under new environmental stresses such as climate variation and drought. The development of modern breeding techniques globally will see the maintenance of this local germplasm collection important for the future rapid development of new germplasm that will be productive
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