Crop Updates 2009 - Weeds

This session covers twenty three papers from different authors: Herbicides 1. New pre-seeding grass selective herbicides – How well do they work in zero or no-till systems? Dr Catherine Borgerand Dr Abul Hashem, Department of Agriculture and Food 2. Velocity®—An alternate mode of action for the control of wild radish in cereals, Mike Clarke, Bayer Cropscience Pty Ltd, Dr Aik Cheam, Department of Agriculture and Food, Dr Michael Walsh, WAHRI, University of Western Australia 3. Herbicide tolerance of new barley varieties, Harmohinder Dhammu, Vince Lambert, Chris Roberts and Russell Quartermaine, Department of Agriculture and Food 4. Herbicide tolerance of Desi chickpea – influence of seeding depth and rainfall, Harmohinder Dhammu, and David Nicholson, Department of Agriculture and Food 5. Herbicide tolerance of new wheat varieties, Harmohinder Dhammu, and David Nicholson, Department of Agriculture and Food 6. PARAGON plus Bromicide 200: a triple mode-of-action approach to combating wild radish, Raphanus raphanistrum, Mike Jackson and Bill Campbell, Nufarm Australia Limited 7. Interaction of glyphosate dose, annual ryegrass growth stage and environmental conditions on the performance of glyphosate for control of annual ryegrass, John Moore, Abul Hashem, Mario D’Antuono, Paul Matson and Dave Nicholson, Department of Agriculture and Food 8. Metribuzin pre-sowing of lupins, Peter Newman, Department of Agriculture and Food 9. Wild radish herbicides - you get what you pay for, Peter Newman, Department of Agriculture and Food 10. Glyphosate-the consequences of cutting rates, Sally Peltzer and Dave Minkey, Department of Agriculture and Food, and Australian Herbicide Resistance Initiative 11. Reasons to use only the full label herbicide rate, Stephen B Powles, Qin Yu, Mechelle Owen, Roberto Busi and Sudheesh Manalil, WA Herbicide Resistance Initiative, School of Plant Biology, University of Western Australia 12. Mandelup has reasonable tolerance to atrazine, Leigh Smith and Peter White, Department of Agriculture and Food Herbicide resistance 13. Risk of glyphosate resistance in wide-row lupin cropping systems, Fiona Evans, Abul Hashem and Art Diggle, Department of Agriculture and Food 14. More glyphosate-resistant annual ryegrass populations within Western Australia, Dr Abul Hashem and Dr Catherine Borger, Department of Agriculture and Food 15. Western Australian farmers are sowing herbicide-resistant weed seed into their cropping paddocks! Mechelle Owen1, Pippa Michael2and Stephen Powles1, 1WA Herbicide Resistance Initiative, School of Plant Biology, University of Western Australia, 2Muresk Institute, Curtin University of Technology Integrated Weed Management 16. Inversion ploughing: Effects of long-term deep burial on weed seed reserves, Aik Cheam and Siew Lee, Department of Agriculture and Food 17. How long cam wild radish seeds survive in the soil? Aik Cheam and Siew Lee, Department of Agriculture and Food 18. An economic comparison of IWM tools, Rob Grima, Department of Agriculture and Food 19. Emerging weeds in changing farming systems, Dr Abul Hashem, Department of Agriculture and Food 20. Eight years of IWM smashes ryegrass seed banks by 98 per cent over 31 focus paddocks, Peter Newman, Glenn Adam and Trevor Bell, Department of Agriculture and Food 21. Mouldboard plough - the answer to all the problems with sandplain farming! Peter Newman and Steve Davies, Department of Agriculture and Food 22. Flaxleaf fleabane - coming to a property near you! Sally Peltzer, Department of Agriculture and Food, 23. Trimming weed seed heads and crop-topping reduce seed bank of wild radish, Glen Riethmuller and Abul Hashem, Department of Agriculture and Foo

Crop Updates 2005 - Katanning

This session covers twenty five papers from different authors KEYNOTE How Farmers Can Work Together for a More Sustainable and Profitable Business, Brian McAlpine Farmer, Nuffield Scholar GENERAL 2005 Seasonal Outlook, David Stephens and Nicola Telcik, Department of Agriculture Essentials for cereal leaf disease management, K. Jayasena, R. Loughman, G. Thomas, C. Beard, and B. Paynter, Department of Agriculture Benefits to the grower of grain licensing, Colin Mann, Grain Licensing Authority SOIL & NUTRIENTS The effect of higher nitrogen fertiliser prices on rotation and fertiliser strategies in cropping systems, Ross Kingwell, Department of Agriculture Effect of stubble burning and seasonality on microbial processes and nutrient cycling, Francis Hoyle, University of Western Australia Soil Biology and Crop Production in Western Australian Farming Systems, D.V. Murphy, N. Milton, M. Osman, F.C. Hoyle, L.K Abbott, W.R. Cookson and S. Darmawanto, University of Western Australia Nutrient Management to get optimal production, Bill Bowden, Department of Agriculture OTHER CROPS Which malting barley variety and why? Blakely Paynter, Department of Agriculture KASPA AND OTHER NEW PULSE VARIETIES, 1. New Pulse varieties and where they fit in, K. Regan, P. White, Department of Agriculture & CLIMA, K. Siddique, CLIMA, K. Adhikari, Department of Agriculture & CLIMA, M. Harries, CLIMA Kaspa in the WA Grain Belt 2003-2004, Ian Pritchard, Department of Agriculture New annual pastures for Mediterranean farming systems, Angelo Loi, Phil Nichols, Clinton Revell & David Ferris, Department of Agriculture Challenging herbicide resistant ryegrass, Bill Roy, Agricultural Consulting & Research Services Pty.Ltd WEED MANAGEMENT Ingest, incinerate or invert? The pro’s and con’s of 3 weed seed removal tactics, Sally Peltzer1, Dave Minkey1 and Michael Walsh2 Department of Agriculture 1 and Western Australian Herbicide Resistance lnitiative2 A good use guide for pre-emergent herbicides, Alexandra Douglas, Department of Agriculture OTHER USEFUL INFORMATION 17.Growing season outlook, Meredith Fairbanks, Ian Foster, Geraldine Pasqual, David Stephens, Nicola Telcik, David Tennant, Department of Agriculture 18. Status Of Department Of Agriculture Western Australia Crop Varieties 19. Seed Licensee Details 20. Gene technology for growers. What is it? How does it Work? Belinda Barr, Australian Centre for Plant Functional Genomics, Dr Heather Bray, Molecular Plant Breeding Cooperative Research Centre. 21. Agronomic package for EGA Eagle Rock, Steve Penny, Department of Agriculture 22. Nutrient timing and requirements for increased crop yields in the high rainfall cropping zone, Narelle Hill, Ron McTaggart, Dr. Wal Anderson and Ray Tugwell Department of Agriculture 23. Insect contamination of cereal grain at harvest, Svetlana Micic and Phil Michael, Department of Agriculture 24. Crop leftovers: what’s in stubble for sheep? Roy Butler and Keith Croker, Department of Agriculture 25. Mandelup – Narrow-leafed lupi

Crop Updates 2002 - Weeds

This session covers fifty eight papers from different authors: 1. INTRODUCTION Vanessa Stewart, DEPARTMENT OF AGRICULTURE INTEGRATED WEED MANAGEMENT IWM system studies / demonstration sites 2. Major outcomes from IWM demonstration sites, Alexandra Douglas Department of Agriculture 3. Integrated weed management: Katanning, Alexandra Douglas Department of Agriculture 4. Integrated weed management: Merredin, Vanessa Stewart Department of Agriculture 5. Long term resistance site: Get ryegrass numbers low and keep them low! Peter Newman and Glen Adams Department of Agriculture 6. Using pastures to manage ryegrass populations, Andrew Blake and Natalie Lauritsen Department of Agriculture Weed biology and competition 7. Understanding the weed seed bank life if important agricultural weeds, Sally Peltzer and Paul Matson Department of Agriculture 8. Consequence of radish competition on lupin nutrients in wheat-lupin rotation, Abul Hashem and Nerys Wilkins Department of Agriculture 9. Consequence of ryegrass competition on lupin nutrients in a wheat-lupin rotation, Abul Hashem and Nerys Wilkins Department of Agriculture 10. Brome grass too competitive for early sown wheat in a dry year at Mullewa, Peter Newman and Glenn Adam Department of Agriculture Crop establishment and weed management 11. Seeding rate, row spacing and herbicides for weed control, David Minkey Department of Agriculture 12. Effect of different seeding methods on wheat and ryegrass, Abul Hashem, Glen Riethmuller and Nerys Wilkins Department of Agriculture 13. Role of tillage implements and trifluralin on the effectiveness of the autumn tickle for stimulating annual ryegrass emergence, Tim Cusack1, Kathryn Steadman1 and Abul Hashem2,1Western Australia Herbicide Resistance Initiative, UWA; 2Department of Agriculture, 14. Timing of autumn tickle in important for non-wetting soils, Pippa Michael1, Peter Newman2 and Kathryn Steadman 2, 1Western Australia Herbicide Resistance Initiative, UWA, 2Department of Agriculture 15. Early investigation into weed seed burial by mouldboard plough, Sally Peltzer and Alex Douglas Department of Agriculture 16. Rolling post-emergent lupins to improve weed emergence and control on loamy sand, Paul Blackwell, Department of Agriculture and Dave Brindal, Strawberry via Mingenew IWM tools 17. Crop topping in 2001: How did we do? Peter Newman and Glenn Adam Department of Agriculture 18. Wickwipers work! Peter Newman and Glenn Adam Department of Agriculture 19. Wild radish and ryegrass seed collection at harvest: Chaff carts and other devices, Michael Walsh Western Australia Herbicide Resistance Initiative, UWA and Wayne Parker Department of Agriculture 20. Improving weed control in grazed pastures using legumes with low palatability, Clinton Revell, Giles Glasson Department of Agriculture, and Dean Thomas Faculty of Agriculture, University of Western Australia Adoption and modelling 21. Grower weed survey, Peter Newman and Glenn Adam Department of Agriculture 22. Agronomist survey, Peter Newman and Glenn Adam Department of Agriculture 23. Ryegrass RIM model stands the test of IWM field trial data, Alister Draper Western Australia Herbicide Resistance Initiative, UWA and Bill Roy, Western Australia Herbicide Resistance Initiative, UWA Agricultural Consulting and Research Services 24. Multi-species RIM: An update, Marta Monjardin1,2, David Pannell2 and Stephen Powles 1, 1Western Australia Herbicide Resistance Initiative, UWA, 2 ARE, University of Western Australia 25. RIM survey feedback, Robert Barrett-Lennard and Alister Draper Western Australia Herbicide Resistance Initiative, UWA 26. Effect of historic input and product prices on choice of ryegrass management strategies, Alister Draper1 and Martin Bent2, 1Western Australia Herbicide Resistance Initiative, UWA, 2Muresk Institute of Agriculture 27. Living with ryegrass – trading off weed control and economic performance, Martin Bent1 and Alister Draper2 , 1Muresk Institute of Agriculture, Curtin University, 2Western Australia Herbicide Resistance Initiative, UWA HERBICIDE RESISTANCE 28. Glyphosate resistance in WA and Australia: Where are we at? Paul Neve1, Art Diggle2, Patrick Smith3, Mechelle Owen1, Abul Hashem2, Christopher Preston4and Stephen Powles1,1Western Australian Herbicide Resistance Initiative, University of Western Australia, 2Department of Agriculture, 3CSIRO Sustainable Ecosystems, 4CRC for Australian Weed Management and Department of Applied and Molecular Ecology, Waite Campus, University of Adelaide 29. We need you weeds: A survey of knockdown resistance in the WA wheatbelt, Paul Neve1, Mechelle Owen1, Abul Hashem2 and Stephen Powles1 1Western Australian Herbicide Resistance Initiative, University of Western Australia, 2Department of Agriculture 30. A test for resistance testing, Mechelle Owen, Tracey Gillam, Rick Llewellyn and Steve Powles,Western Australia Herbicide Resistance Initiative, University of Western Australia 31. In field testing for herbicide resistance, a purpose built multi-treatment spray boom with results from 2001, Richard Quinlan, Elders Ltd 32. Advantages and limitations of a purpose built multi-treatment spray boom, Richard Quinlan, Elders Ltd 33. Group F resistant wild radish: What’s new? Aik Cheam, Siew Lee Department of Agriculture, and Mike Clarke Aventis Crop Science 34. Cross resistance of Brodal® resistant wild radish to Sniper®, Aik Cheam and Siew Lee, Department of Agriculture 35. Managing a biotype of wild radish with Group F and Group C resistance, Aik Cheam, Siew Lee, David Nicholson, Peter Newman Department of Agriculture and Mike Clarke, Aventis Crop Science HERBICIDE TOLERANCE 36. Herbicide tolerance of new wheat varieties, Harmohinder S. Dhammu, Terry Piper and David Nicholson, Agriculture Western Australia 37. Response of barley varieties to herbicides, Harmohinder S. Dhammu, Terry Piper, Department of Agriculture 38. Tolerance of barley to phenoxy herbicides, Harmohinder S. Dhammu, Terry Piper, Department of Agriculture and Chad Sayer, Nufarm Australia Limited 39. Response of Durum wheats to herbicides, Harmohinder S. Dhammu, Terry Piper, Department of Agriculture 40. Response of new field pea varieties to herbicides, Harmohinder S. Dhammu, Terry Piper and David Nicholson, Department of Agriculture 41. Herbicide tolerance of Desi chickpeas on marginal soil, Harmohinder S. Dhammu, Terry Piper and David Nicholson, Department of Agriculture 42. Herbicide tolerance of newer lupin varieties, Terry Piper, Harmohinder Dhammu and David Nicholson, Department of Agriculture 43. Herbicide tolerance of some annual pasture legumes, Clinton Revell and Ian Rose, Department of Agriculture 44. Herbicide tolerance of pasture legumes, Andrew Blake, Department of Agriculture HERBICIDES – NEW PRODUCTS/PRODUCT USES; USE 45. Knockdown herbicides do not reliably kill small grass weeds, Peter Newman and Glenn Adam, Department of Agriculture 46. ‘Hair Cutting’ wheat with Spray.Seed®: Does it work? Peter Newman and Glenn Adam, Department of Agriculture 47. ‘Haircutting’: Does the number one cut work? Robert Barrett-Lennard1 and Jerome Critch2,1WA Herbicide Resistance Initiative, University of WA, 2Student, University of WA 48. Hammer EC (Carfentrazone-ethyl): A mixing partner for glyphosate to enhance the control of difficult broadleaf weeds, Gordon R. Cumming, Crop Care Australasia 49. Marshmallow control in reduced tillage systems, Sam Taylor, Wesfarmers Landmark 50. Herbicide options for summer germinating marshmallow, Vanessa Stewart, Department of Agriculture 51. Dual Gold® safe in a dry year at Coorow, Peter Newman and Glenn Adam, Department of Agriculture 52. The effect of glyphosate, paraquat and diquat as a crop topping application on the germination of barley, John Moore and Roslyn Jettner, Department of Agriculture 53. Herbicide options for melon control, Vanessa Stewart, Department of Agriculture 54. Herbicide options for the control of Chloris truncate (windmill grass) Vanessa Stewart, Department of Agriculture 55. Allelopathic effects of crop, pasture and weed residues on subsequent crop and pasture establishment, Stuart Bee1, Lionel Martin1, Keith Devenish2 and Terry Piper2, 1Muresk Institute of Agriculture, Curtin University of Technology, Northam, Western Australia, 2Centre for Cropping Systems, Department of Agriculture WEED ISSUES 56. Role of Roundup ReadyÒ canola in the farming system, Art Diggle1, Patrick Smith2, Paul Neve3, Felicity Flugge4, Amir Abadi5 and Stephen Powles3, 1Department of Agriculture; 2CSIRO, Sustainable Ecosystems; 3Western Australian Herbicide Resistance Initiative; 4Centre for Legumes in Mediterranean Agriculture; 5Touchstone Consulting 57. ’Weeds for Feed’ and livestock enterprise structures: A feasibility study and farmer survey in the north-easern wheatbelt, Duncan Peter and Stuart McAlpine, Department of Agriculture and Liebe Group, Buntine 58. e-weed, Vanessa Stewart, Agriculture Western Australi

Crop Updates 2005 - Weeds

This session covers thirty three papers from different authors: INTRODUCTION Alexandra Douglas, CONVENOR – WEEDS DEPARTMENT OF AGRICULTURE INTEGRATED WEED MANAGEMENT IWM system studies/demonstration sites 1. Eight years managing herbicide resistant ryegrass, Bill Roy, Agricultural Consulting & Research Services Pty Ltd, York 2. Ingest, incinerate or invert? The pro’s and con’s of three weed seed removal tactics, Sally Peltzer1, Dave Minkey1and Michael Walsh2,Department of Agriculture1 and Western Australian Herbicide Resistance Initiative2 3. The art of burning, Peter Newman1and Michael Walsh2, 1Department of Agriculture, 2WAHRI, University of WA 4. When is the right timing to maximise seed set control of wild radish? Aik Cheam1, Siew Lee1, Deirdre Lemerle2, Eric Koetz2and Andrew Storrie2,1Department of Agriculture, 2Department of Primary Industries, New South Wales 5. Cover crop management to combat annual ryegrass resistance and improve wheat yields, Jeff Russell, Department of Agriculture, Angie Roe, Farm Focus Consultants 6. When does double knockdown strategy pay? Rick Llewellyn1, David Pannell1and Alfons Weersink2, 1University of Western Australia; 2University of Guelph, Canada 7. Knockdowns for large wild radish, single and double, Peter Newman, Research Officer and Glenn Adam, Technical Officer, Department of Agriculture 8. The reality of cutting herbicide rates – does it cause resistance? Art Diggle1, Paul Neve2 and Marta Monjardino1, 1Department of Agriculture, WA and CRC for Australian Weed Management, 2WA Herbicide Resistance Initiative, University of Western Australia All about rows 9. Weed control by banding and inter-row spraying of herbicides in wide row lupins, Dr Abul Hashem, Department of Agriculture, Ray Fulwood, Farmer, Meckering; and Mike Collins, R&D Officer, WANTFA, 10. Ryegrass seed set increases with increasing wheat row spacing and stubble retention, Glen Riethmuller, Department of Agriculture 11. Lupins tolerate robust herbicide rates when applied in-row with shielded sprayer, Peter Newman, Glenn Adam and Dave Nicholson, Department of Agriculture 12. Non-selective herbicide molecules for inter-row weed control in wide row lupins,Dr Abul Hashem, Dave Nicholson, Dr David Bowran, Dr Shahab Pathan, Department of Agriculture 13. Crop row orientation induced photo sensory effect on the competitive interactions of crops and weeds, Dr Shahab Pathan1, Dr Abul Hashem1, Nerys Wilkins1 and Catherine Borger3, 1Department of Agriculture, 3WAHRI, The University of Western Australia Herbicide resistance surveys 14. Frequency of herbicide resistance in wild radish populations across the WA wheatbelt, Dr Michael Walsh, Mechelle Owen and Prof. Stephen Powles, WAHRI, University of Western Australia 15. Frequency of herbicide resistance in annual ryegrass across the WA wheatbelt, Mechelle Owen, Michael Walsh and Stephen Powles, WA Herbicide Resistance Initiative, University of Western Australia 16. The incidence and severity of wild radish resistance in the NAR – results from an in-situ survey, Rob Grima and Andrew Blake, Elders Limited Weed competition, biology and ecology 17. Effect of wild radish density and lupin cultivars on their competition at Merredin, Dr Shahab Pathan, Dr Abul Hashem and Dr Bob French, Department of Agriculture 18. Role of environmental and management factors on dormancy and germination of weed seeds, Claudio M. Ghersa, IFEVA, Depto de Recursos Naturales y Ambiente, Facultad de Agronomia, Universidad de Buenos Aires, Argentina 19. Survival of annual ryegrass seed at various soil depths, Aik Cheam and Siew Lee, Department of Agriculture 20. When is annual ryegrass emergence optimised? Kathryn Steadman and Mechelle Owen, WA Herbicide Resistance Initiative, University of Western Australia 21. Salsol tragus – What we know and what we want to know, Catherine Borger, Western Australian Herbicide Resistance Initiative, University of Western Australia 22. Effect of sheep mastication and digestion on the transmission and viability of small flowered mallow (Malva parviflora L.) seeds, Pippa J. Michael, Philip E. Vercoe, Kathryn J. Steadman and Julie A. Plummer, WAHRI, University of Western Australia Herbicide efficacy and application 23. CLEARFIELD wheat to control brome grass and Guildford grass, Dr Abul Hashem, Alex Douglas, Department of Agriculture 24. Getting the best out of grass herbicides pre-sowing of wheat, Peter Newman, Glenn Adam, Department of Agriculture 25. Should Diuron post-emergent in lupins make a comeback? Peter Newman, Glenn Adam, Department of Agriculture Herbicide tolerance 26. EAG Eagle Rock tolerance to metribuzin and its mixtures, Harmohinder Dhammu, David Nicholson and Chris Roberts, Department of Agriculture 27. Herbicide tolerance of the new bread wheats, Harmohinder Dhammu, David Nicholson, Department of Agriculture 28. Herbicide tolerance of new lupin varieties, Harmohinder Dhammu, David Nicholson, Department of Agriculture 29. Response of new field pea varieties to herbicides, Harmohinder Dhammu, David Nicholson, Department of Agriculture 30. Herbicide tolerance of new chickpea varieties, Harmohinder Dhammu, Department of Agriculture 31. Herbicide tolerance of medic varieties and new annual pasture species, Christiaan Valentine and David Ferris, Department of Agriculture 32. The impact of herbicides on pasture legume seed set, David Ferris and Christiaan Valentine, Department of Agriculture, Weed projects 33. Applied weed management in Western Australia – new GRDC project DAW00114, Dr Abul Hashem,Dr Shahab Pathan and David Minkey, Department of Agricultur

Crop Updates 2005 - Weeds

This session covers thirty three papers from different authors: INTRODUCTION Alexandra Douglas, CONVENOR – WEEDS DEPARTMENT OF AGRICULTURE INTEGRATED WEED MANAGEMENT IWM system studies/demonstration sites 1. Eight years managing herbicide resistant ryegrass, Bill Roy, Agricultural Consulting & Research Services Pty Ltd, York 2. Ingest, incinerate or invert? The pro’s and con’s of three weed seed removal tactics, Sally Peltzer1, Dave Minkey1and Michael Walsh2,Department of Agriculture1 and Western Australian Herbicide Resistance Initiative2 3. The art of burning, Peter Newman1and Michael Walsh2, 1Department of Agriculture, 2WAHRI, University of WA 4. When is the right timing to maximise seed set control of wild radish? Aik Cheam1, Siew Lee1, Deirdre Lemerle2, Eric Koetz2and Andrew Storrie2,1Department of Agriculture, 2Department of Primary Industries, New South Wales 5. Cover crop management to combat annual ryegrass resistance and improve wheat yields, Jeff Russell, Department of Agriculture, Angie Roe, Farm Focus Consultants 6. When does double knockdown strategy pay? Rick Llewellyn1, David Pannell1and Alfons Weersink2, 1University of Western Australia; 2University of Guelph, Canada 7. Knockdowns for large wild radish, single and double, Peter Newman, Research Officer and Glenn Adam, Technical Officer, Department of Agriculture 8. The reality of cutting herbicide rates – does it cause resistance? Art Diggle1, Paul Neve2 and Marta Monjardino1, 1Department of Agriculture, WA and CRC for Australian Weed Management, 2WA Herbicide Resistance Initiative, University of Western Australia All about rows 9. Weed control by banding and inter-row spraying of herbicides in wide row lupins, Dr Abul Hashem, Department of Agriculture, Ray Fulwood, Farmer, Meckering; and Mike Collins, R&D Officer, WANTFA, 10. Ryegrass seed set increases with increasing wheat row spacing and stubble retention, Glen Riethmuller, Department of Agriculture 11. Lupins tolerate robust herbicide rates when applied in-row with shielded sprayer, Peter Newman, Glenn Adam and Dave Nicholson, Department of Agriculture 12. Non-selective herbicide molecules for inter-row weed control in wide row lupins,Dr Abul Hashem, Dave Nicholson, Dr David Bowran, Dr Shahab Pathan, Department of Agriculture 13. Crop row orientation induced photo sensory effect on the competitive interactions of crops and weeds, Dr Shahab Pathan1, Dr Abul Hashem1, Nerys Wilkins1 and Catherine Borger3, 1Department of Agriculture, 3WAHRI, The University of Western Australia Herbicide resistance surveys 14. Frequency of herbicide resistance in wild radish populations across the WA wheatbelt, Dr Michael Walsh, Mechelle Owen and Prof. Stephen Powles, WAHRI, University of Western Australia 15. Frequency of herbicide resistance in annual ryegrass across the WA wheatbelt, Mechelle Owen, Michael Walsh and Stephen Powles, WA Herbicide Resistance Initiative, University of Western Australia 16. The incidence and severity of wild radish resistance in the NAR – results from an in-situ survey, Rob Grima and Andrew Blake, Elders Limited Weed competition, biology and ecology 17. Effect of wild radish density and lupin cultivars on their competition at Merredin, Dr Shahab Pathan, Dr Abul Hashem and Dr Bob French, Department of Agriculture 18. Role of environmental and management factors on dormancy and germination of weed seeds, Claudio M. Ghersa, IFEVA, Depto de Recursos Naturales y Ambiente, Facultad de Agronomia, Universidad de Buenos Aires, Argentina 19. Survival of annual ryegrass seed at various soil depths, Aik Cheam and Siew Lee, Department of Agriculture 20. When is annual ryegrass emergence optimised? Kathryn Steadman and Mechelle Owen, WA Herbicide Resistance Initiative, University of Western Australia 21. Salsol tragus – What we know and what we want to know, Catherine Borger, Western Australian Herbicide Resistance Initiative, University of Western Australia 22. Effect of sheep mastication and digestion on the transmission and viability of small flowered mallow (Malva parviflora L.) seeds, Pippa J. Michael, Philip E. Vercoe, Kathryn J. Steadman and Julie A. Plummer, WAHRI, University of Western Australia Herbicide efficacy and application 23. CLEARFIELD wheat to control brome grass and Guildford grass, Dr Abul Hashem, Alex Douglas, Department of Agriculture 24. Getting the best out of grass herbicides pre-sowing of wheat, Peter Newman, Glenn Adam, Department of Agriculture 25. Should Diuron post-emergent in lupins make a comeback? Peter Newman, Glenn Adam, Department of Agriculture Herbicide tolerance 26. EAG Eagle Rock tolerance to metribuzin and its mixtures, Harmohinder Dhammu, David Nicholson and Chris Roberts, Department of Agriculture 27. Herbicide tolerance of the new bread wheats, Harmohinder Dhammu, David Nicholson, Department of Agriculture 28. Herbicide tolerance of new lupin varieties, Harmohinder Dhammu, David Nicholson, Department of Agriculture 29. Response of new field pea varieties to herbicides, Harmohinder Dhammu, David Nicholson, Department of Agriculture 30. Herbicide tolerance of new chickpea varieties, Harmohinder Dhammu, Department of Agriculture 31. Herbicide tolerance of medic varieties and new annual pasture species, Christiaan Valentine and David Ferris, Department of Agriculture 32. The impact of herbicides on pasture legume seed set, David Ferris and Christiaan Valentine, Department of Agriculture, Weed projects 33. Applied weed management in Western Australia – new GRDC project DAW00114, Dr Abul Hashem,Dr Shahab Pathan and David Minkey, Department of Agricultur

Crop Updates 2009 - Weeds

This session covers twenty three papers from different authors: Herbicides 1. New pre-seeding grass selective herbicides – How well do they work in zero or no-till systems? Dr Catherine Borgerand Dr Abul Hashem, Department of Agriculture and Food 2. Velocity®—An alternate mode of action for the control of wild radish in cereals, Mike Clarke, Bayer Cropscience Pty Ltd, Dr Aik Cheam, Department of Agriculture and Food, Dr Michael Walsh, WAHRI, University of Western Australia 3. Herbicide tolerance of new barley varieties, Harmohinder Dhammu, Vince Lambert, Chris Roberts and Russell Quartermaine, Department of Agriculture and Food 4. Herbicide tolerance of Desi chickpea – influence of seeding depth and rainfall, Harmohinder Dhammu, and David Nicholson, Department of Agriculture and Food 5. Herbicide tolerance of new wheat varieties, Harmohinder Dhammu, and David Nicholson, Department of Agriculture and Food 6. PARAGON plus Bromicide 200: a triple mode-of-action approach to combating wild radish, Raphanus raphanistrum, Mike Jackson and Bill Campbell, Nufarm Australia Limited 7. Interaction of glyphosate dose, annual ryegrass growth stage and environmental conditions on the performance of glyphosate for control of annual ryegrass, John Moore, Abul Hashem, Mario D’Antuono, Paul Matson and Dave Nicholson, Department of Agriculture and Food 8. Metribuzin pre-sowing of lupins, Peter Newman, Department of Agriculture and Food 9. Wild radish herbicides - you get what you pay for, Peter Newman, Department of Agriculture and Food 10. Glyphosate-the consequences of cutting rates, Sally Peltzer and Dave Minkey, Department of Agriculture and Food, and Australian Herbicide Resistance Initiative 11. Reasons to use only the full label herbicide rate, Stephen B Powles, Qin Yu, Mechelle Owen, Roberto Busi and Sudheesh Manalil, WA Herbicide Resistance Initiative, School of Plant Biology, University of Western Australia 12. Mandelup has reasonable tolerance to atrazine, Leigh Smith and Peter White, Department of Agriculture and Food Herbicide resistance 13. Risk of glyphosate resistance in wide-row lupin cropping systems, Fiona Evans, Abul Hashem and Art Diggle, Department of Agriculture and Food 14. More glyphosate-resistant annual ryegrass populations within Western Australia, Dr Abul Hashem and Dr Catherine Borger, Department of Agriculture and Food 15. Western Australian farmers are sowing herbicide-resistant weed seed into their cropping paddocks! Mechelle Owen1, Pippa Michael2and Stephen Powles1, 1WA Herbicide Resistance Initiative, School of Plant Biology, University of Western Australia, 2Muresk Institute, Curtin University of Technology Integrated Weed Management 16. Inversion ploughing: Effects of long-term deep burial on weed seed reserves, Aik Cheam and Siew Lee, Department of Agriculture and Food 17. How long cam wild radish seeds survive in the soil? Aik Cheam and Siew Lee, Department of Agriculture and Food 18. An economic comparison of IWM tools, Rob Grima, Department of Agriculture and Food 19. Emerging weeds in changing farming systems, Dr Abul Hashem, Department of Agriculture and Food 20. Eight years of IWM smashes ryegrass seed banks by 98 per cent over 31 focus paddocks, Peter Newman, Glenn Adam and Trevor Bell, Department of Agriculture and Food 21. Mouldboard plough - the answer to all the problems with sandplain farming! Peter Newman and Steve Davies, Department of Agriculture and Food 22. Flaxleaf fleabane - coming to a property near you! Sally Peltzer, Department of Agriculture and Food, 23. Trimming weed seed heads and crop-topping reduce seed bank of wild radish, Glen Riethmuller and Abul Hashem, Department of Agriculture and Food