Implementing pest management of diamondback moth Greg Baker SA Research & Development Institute Project Number: VG00055 VG00055 This report is published by Horticulture Australia Ltd to pass on information concerning horticultural research and development undertaken for the vegetable industry. The research contained in this report was funded by Horticulture Australia Ltd with the financial support of Syngenta, Aventis Crop Science Pty Ltd, Dow AgroSciences Australia Ltd (NSW), NuFarm Limited, Department of Natural Resources & Environment and the vegetable 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 0980 6 Published and distributed by: Horticultural Australia Ltd Level 1 50 Carrington Street Sydney NSW 2000 Telephone: (02) 8295 2300 Fax: (02) 8295 2399 E-Mail: [email protected] © Copyright 2004 Horticulture Australia Limited PROJECT VG00055 (30 June 2003) – FINAL REPORT Implementing Pest Management of Diamondback Moth Greg Baker et al. Research Providers: South Australian Research and Development Institute Department of Primary Industries, Victoria University of Adelaide Queensland Department of Primary Industries Department of Agriculture, WA Department of Primary Industries, Water and Environment, Tasmania NSW Agriculture January 2004 1 HAL Project VG00055 Project Leader: Greg Baker Entomology Unit SARDI GPO Box 397 Adelaide SA 5001 Phone: +61-8-8303-9544 Fax: +61-8-8303-9542 Email: [email protected] This report details the research and extension delivery undertaken in Project VG00055 on the integrated management of diamondback moth, Plutella xylostella (L.), and other pests of Australian brassica vegetable crops. Main findings, industry outcomes and recommendations to industry along with suggested areas of future research are discussed. January 2004 HAL Disclaimer: Any recommendations contained in this publication do not necessarily represent current Horticulture Australia policy. No person should act on the basis of the contents 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. South Australian Research and Development Institute Disclaimer: IMPORTANT NOTICE. This report is intended as a source of information only. Although SARDI has taken all reasonable care in preparing this report, neither SARDI nor its officers accept any liability resulting from the interpretation or use of the information set out in this report. Information contained in this report is subject to change without notice. The report is not intended for publication or distribution to any other person or organisation. 2 ACKNOWLEDGMENTS The Project Team acknowledge the funding provided by Horticulture Australia Limited, the Australian brassica vegetable growers through the AUSVEG levy, Aventis CropScience, BASF Australia Ltd, CropCare Australasia, Dow AgroSciences Australia Ltd, DuPont (Australia) Ltd, NuFarm Ltd, Sumitomo Chemical and Syngenta Crop Protection Pty Limited. Support from the participating institutions, South Australian Research and Development Institute; Department of Primary Industries, Victoria; University of Adelaide; Queensland Department of Primary Industries; Department of Agriculture WA; Department of Primary Industries, Water and Environment, Tasmania; and NSW Agriculture, is also acknowledged. In addition, the Project team wish to recognize the invaluable assistance provided by members of the AUSVEG Brassica Grower in helping guide and oversee the direction of this project, and the generous support of the Vegetable IDO’s, particularly Craig Feutrill (Brassica IDO), and of the numerous growers who co-operated with field trials, field days, etc. Specific acknowledgments are provided at the end of each research and extension report. The Project leader thanks the team members for their willing co-operation and openness throughout the Project. Without this goodwill the achievements of this Project would have been substantially diminished. THE PROJECT TEAM Greg Baker (SARDI) Françoise Berlandier (WADA) Nancy Endersby (DPI Victoria) Lionel Hill (DPIWE Tasmania) Leigh James (NSW Agriculture) Dijana Jevremov (SARDI) Mike Keller (Adelaide University) Peter Ridland (DPI Victoria) Nancy Schellhorn (SARDI) Bronwyn Walsh (QDPI) Felicity Wardlaw (DPIWE Tasmania) 3 CONTENTS Media Summary--------------------------------------------------------------------------------------- 6 Technical Summary ---------------------------------------------------------------------------------- 7 Introduction-------------------------------------------------------------------------------------------10 Research Reports ------------------------------------------------------------------------------------14 Scouting Crop Scouting Research NANCY SCHELLHORN, CATE PAULL AND ANDREW HAMILTON --------12 WA Report on Crop Scouting FRANÇOISE BERLANDIER-------------------------------------------------------------22 Insecticide Resistance Management National Insecticide Resistance Testing Program for Diamondback Moth, 2000-2003 NANCY ENDERSBY, PETER RIDLAND AND JINGYE ZHANG ---------------26 The AIRAC “Two-Window” Insecticide Resistance Management Strategy, 2000-2003 GREG BAKER ------------------------------------------------------------------------------33 WA Report on The AIRAC “Two-Window” Insecticide Resistance Management Strategy FRANÇOISE BERLANDIER-------------------------------------------------------------40 Movement On-Farm Movement of Moths and Parasitoids NANCY SCHELLHORN, CATE PAULL AND GITA SIEKMANN --------------41 Property-to-Property Movement NANCY SCHELLHORN, LOU MARATOS AND JUDY BELLATI--------------44 Natural Enemies Managing Natural Enemies MICHAEL KELLER-----------------------------------------------------------------------50 The Impact of Parasitoid Wasps on Plutella xylostella in Perth, WA FRANÇOISE BERLANDIER AND DAVID COUSINS -----------------------------62 Dissemination of the Biological Control Agent, Trichogramma, on Brassica Vegetable Seedlings PETER RIDLAND AND SWARNA HEWA-KAPUGE------------------------------70 Insecticides Adulticidal Activity of Insecticides NANCY SCHELLHORN, CATE PAULL AND LOU MARATOS-----------------76 The Influence of Temperature on the Performance of Five New Insecticides for DBM Control GREG BAKER AND KEVIN POWIS---------------------------------------------------80 Pest Control Using Imidacloprid as an Insecticidal Dip for Brassica Vegetable Seedlings BRONWYN WALSH AND MIKE FURLONG----------------------------------------84 4 Cultivar Effects Cultivar Effects on Oviposition Preference, Larval Feeding and Development Time of DBM ANDREW HAMILTON, NANCY ENDERSBY, PETER RIDLAND AND MELISSA NEAL -------------------------------------------------------------------------------------------------93 Extension Activities-------------------------------------------------------------------------------- 101 APPENDIX A: Journal of Economic Entomology manuscript “A dynamic binomial sequential sampling plan for Plutella xylostella on broccoli and cauliflower in Australia.” - 113 APPENDIX B: NSW DBM Scouting Project – Mary Cannard, University of Western Sydney. ------------------------------------------------------------------------------------------------- 123 APPENDIX C: 1999/2000 Bioassay Results For National Insecticide Resistance Testing Program. ------------------------------------------------------------------------------------- 126 APPENDIX D: 2000/2001 Bioassay Results For National Insecticide Resistance Testing Program. ------------------------------------------------------------------------------------- 147 APPENDIX E: 2001/2002 Bioassay Results For National Insecticide Resistance Testing Program. ------------------------------------------------------------------------------------- 166 APPENDIX F: 2002/2003 Bioassay Results For National Insecticide Resistance Testing Program. ------------------------------------------------------------------------------------- 186 APPENDIX G: International Journal of Pest Management manuscript “The use of dusts and dyes to mark populations of beneficial insects in the field.” ------------------------- 200 APPENDIX H: The role of surrounding vegetation and refuges: Increasing the effectiveness of predators and parasitoids in cotton and broccoli systems. ---------------------------- 214 APPENDIX I: The Communication Plan ---------------------------------------------- 223 APPENDIX J: Workshops --------------------------------------------------------------- 237 APPENDIX K: Press releases, media items, factsheets------------------------------ 244 APPENDIX L: Team and R&D Committee meetings ------------------------------- 259 APPENDIX M: Newsletters & IPM Brochure ---------------------------------------- 273 APPENDIX N: Handbook modules----------------------------------------------------- 285 APPENDIX O: Surveys ------------------------------------------------------------------ 289 5 MEDIA SUMMARY Diamondback moth (DBM) is a key Brassica pest with a marked ability to rapidly become resistant to insecticides. Building on the foundations laid in project VG97014