20TH ANNUAL AUSTRALIAN POULTRY SCIENCE SYMPOSIUM SYDNEY, NEW SOUTH WALES 9 - 11TH FEBRUARY 2009 Organised by THE POULTRY RESEARCH FOUNDATION (University of Sydney) and THE WORLD’S POULTRY SCIENCE ASSOCIATION (Australian Branch) Papers presented at this Symposium have been refereed by external referees and by members of the Editorial Committee. However, the comments and views expressed in the papers are entirely the responsibility of the author or authors concerned and do not necessarily represent the views of the Poultry Research Foundation or the World’s Poultry Science Association. Enquiries regarding the Proceedings should be addressed to: The Director, Poultry Research Foundation Faculty of Veterinary Science, University of Sydney Camden NSW 2570 Tel: 02 46 550 656; 9351 1656 Fax: 02 46 550 693; 9351 1693 ISSN-1034-6260 AUSTRALIAN POULTRY SCIENCE SYMPOSIUM 2009 ORGANISING COMMITTEE Dr. Peter Groves (Acting Director) Dr P. Selle (Editor) Ms. L. Browning (President PRF) Dr. D. Balnave Ms. M. Betts Professor W.L. Bryden Mr. P. Doyle Professor D.J. Farrell Mr. G. Hargreave Dr. R. Hughes Mr. G. McDonald Dr. W. Muir Ms. J. O’Keeffe Dr. R. Pym Dr. J. Roberts Dr T.M. Walker Dr. D. Witcombe The Committee thanks the following, who refereed papers for the Proceedings: D.J. Cadogan D. Creswell G.M. Cronin J.A. Downing D.J. Farrell P.J. Groves R.J. Hughes W.I. Muir R. Ravindran P.H. Selle The Committee would also like to recognise the following Chairpersons for their contribution to: Australian Poultry Science Symposium 2007 Ms. Linda Browning – President Poultry Research Foundation Dr. Robert Pym – President Australian WPSA Branch Dr. Phil Glatz – Sardi Dr. Tim Walker – Bartter Enterprises Dr. Wendy Muir – University of Sydney Professor Mingan Choct – Australian Poultry CRC Dr. Vivien Kite – RIRDC Chicken Meat Programme Professor Juliet Roberts – University of New England Professor Wayne Bryden – University of Queensland Dr. Clive Jackson – Biological Technology Transfer Pty. Ltd Dr. David Witcombe – AECL 50th Anniversary Seminar 2008 Ms. Linda Browning – President Poultry Research Foundation Emeritus Professor Frank Annison - Honorary Governor / past Director Dr. Derick Balnave – Honorary Governor / past Director Professor Wayne Bryden – Honorary Governor / past Director Dr. Tom Scott – past Director Dr. Peter Groves - Acting Director Poultry Research Foundation AUSTRALIAN POULTRY AWARD The Australian Poultry Award is presented annually to an Australian resident who has made a long-term outstanding contribution to poultry science and/or the Australian poultry industry. The Award is made by the Australian Branch of the World's Poultry Science Association (WPSA) and takes the form of a suitably inscribed plaque which includes the winner's name, together with a framed citation. Nominations are called for early each year from the membership of WPSA, and completed nominations require to be forwarded to the Secretary of the Australian Branch no later than 31st July. The selection committee consists of the Australian Branch Management Committee of WPSA (10 members) as well as Award recipients from the previous 10 years who are still active in the Australian poultry Industry. Voting is by secret postal ballot, and if more than two candidates are nominated, a preferential voting system is used. The Award is made to the winner at suitable forums where poultry industry people are gathered, such as the annual Australian Poultry Science Symposium, the biennial Poultry Information Exchange (PIX), and the triennial Australian Poultry Convention. Previous recipients of the award are: 1964 Mr A.O. Moll 1987 Mr E. Rigby 1965 Dr M.W. McDonald 1988 Mr W. Shaw 1966 Professor R.B. Cumming 1989 Dr H. Bray 1967 Mr F. Skaller 1990 Dr M. Mackenzie 1968 Professor G.L. McClymont 1991 Professor D.J. Farrell 1969 Dr S. Hunt 1992 Dr B.L. Sheldon 1970 Dr L. Hart 1993 Mr R. Macindoe 1971 Mr N. Milne 1994 Mr B. Bartlett 1972 Mr R. Morris 1995 Dr R.A.E. Pym 1973 Mr J. & Mr R. Ingham 1996 Dr E.E. Best 1974 Mr S.J. Wilkins 1997 Mr M. Peacock 1975 Professor C.G. Payne 1998 Professor D. Balnave 1976 Mr W. Stanhope 1999 Dr H. Westbury 1977 Professor B. Sinkovic 2000 Mr L. Brajkovich 1978 Mr J. Douglas 2001 Mr R.J. Hughes 1979 Mr D. Blackett 2002 Dr T.M. Grimes 1980 Dr A.F. Webster 2003 Dr. R. MacAlpine 1981 Mr R. Fuge 2004 Dr. M. Choct 1982 Dr J.G. Fairbrother 2005 Professor P. Spradbrow 1983 Dr R.K. Ryan 2006 Dr. Juliet R.Roberts 1984 Mr C. Donnelley 2007 Dr. Vivien Kite 1985 Dr P. Gilchrist 1986 Dr C.A.W. Jackson SPONSORS of the 2009 AUSTRALIAN POULTRY SCIENCE SYMPOSIUM Invited Speaker Sponsors AECL Egg Program American Soybean Association HatchTech Poultry Research Foundation RIRDC Chicken Meat Program Gold Sponsors DSM Nutritional Products Pty. Ltd Silver Sponsors ADM Australia Pty. Ltd Alltech Biotechnology Pty. Ltd Biomin Australia Feedworks Bronze Sponsors Baiada Poultry Pty. Ltd BEC Feed Solutions Elanco Animal Health Evonik Degussa Australia Pty. Ltd Guangzhou Wisdom Bio-Technology Pty. Ltd JEFO Australia Phibro Animal Health Alternative Sponsors Australian Poultry CRC Kemin (Aust) Pty. Ltd Kemira Taylor & Francis Group Company Speaker Sponsors ADM Australia Alltech Biotechnology Pty. Ltd Auspac Ingredients / Trouw Nutrition / Nutreco Pty. Ltd Baiada Poultry Pty. Ltd Kemira Novus Nutrition Pty. Ltd CONTENTS CLIMATE CHANGE AND INDUSTRY SUSTAINABILITY CLIMATE CHANGE: IMPLICATIONS FOR WATER UTILISATION IN ANIMAL AGRICULTURE 1 AND POULTRY, IN PARTICULAR N. Costa – Murdoch University CCRPSI – MEETING THE CLIMATE CHANGE CHALLENGE THROUGH COORDINATION OF 9 PRIMARY INDUSTRY RESEARCH O. Cameron - Land and Water Australia THE POULTRY NUTRITIONISTS’ CHALLENGE 17 J. Ratcliff - FACS Consulting - UK CLIMATE CHANGE AND RAW MATERIAL SUPPLY FOR POULTRY 20 R.A. Swick – Linden Nutrition Pte. Ltd, Singapore NATIONAL ADOPTION AND EVOLUTION OF THE WPSA “HIGH SCHOOLS POULTRY 28 EDUCATION PROJECT” P. Kent – Department of Primary Industries and Fisheries NEAR INFRARED REFLECTANCE ANALYSIS OF GRAINS TO ESTIMATE NUTRITIONAL 31 VALUE FOR CHICKENS J.L. Black, R.J. Hughes, S.G. Nielsen, A.M. Tredrea and P.C. Flinn – John L. Black Consulting ENZYMES, FEED ADDITIVES AND NUTRITION INFLUENCE OF MAIZE PARTICLE SIZE AND PHYTASE SUPPLEMENTATION ON THE 35 PERFORMANCE OF BROILER STARTERS A.M. Amerah and V. Ravindran – Massey University NZ COMBINING NSP-ENZYMES AND PHYTASE: THE FORMULATION CHALLENGE IN BROILER 36 NUTRITION! M. Francesch, K. Liu, P.Dalibard and P-A. Geraert – Adisseo Asia Pacific SUPPLEMENTATION OF WHEAT-BASED BROILER DIETS WITH XYLANASE AND PHYTASE, 40 INDIVIDUALLY AND IN COMBINATION D.J. Cadogan, P.H. Selle, G.G. Partridge and V. Ravindran– Feedworks INTESTINAL NUTRIENT UPTAKE IN RESPONSE TO MANNO-OLIGOSACCHARIDES AND 44 DIETARY THREONINE IN BROILER CHICKENS S.H.Chee, P.A. Iji, M. Choct and L.L. Mikkelsen– University of New England PECTINASES BREAK DOWN CELL WALLS IN LEGUMES 45 A.Ali, I.H. Williams, G.B. Martin and S. Sipsas - University of Western Australia PECTINASES ALLOW BROILERS TO PERFORM WELL ON DIETS WITH 20% DEHULLED 46 LUPINS A.Ali, I.H. Williams, G.B. Martin and S.Sipsas – University of Western Australia ENZYMES, FEED ADDITIVES AND NUTRITION (Cont.) EFFECT OF PHYTASE SUPPLEMENTATION OF A LOW PHOSPHORUS SORGHUM-SOYBEAN 47 DIET ON LAYER PERFORMANCE A. Kumar, J.G. Dingle and J. Sands – University of Queensland APPLICATION OF SAPONINS AS FEED ADDITIVES IN POULTRY PRODUCTION 50 P.R. Cheeke – Oregon State University USA HOT TOPICS THE POTENTIAL OF HIGH-YIELDING TRITICALE VARIETIES FOR POULTRY 56 A.V. Elangovan, P. Iji, M. Bhuiyan and R. Jessop - University of New England EFFECTS OF A SIX-HOUR-THERMAL CONDITIONING ON PERFORMANCE AND THERMO- 57 TOLERANCE ACQUISITION IN TWO BROILER CHICKEN STRAINS M.A.M. Sayed and J.A. Downing – University of Sydney DOES ANTIOXIDANT SUPPLEMENTATION BENEFICIALLY AFFECT REDOX HOMEOSTASIS 61 AND PERFORMANCE IN BROILER CHICKENS EXPOSED TO SHORT TERM HEAT STRESS? M.A.M. Sayed and J.A. Downing – University of Sydney FATTY LIVER HAEMORRHAGIC SYNDROME (FLHS) IN LAYING HENS: AN UPDATE 65 S. Shini, A. Shini and W.L. Bryden – University of Queensland BACTERIA VERSUS PARASITES: LACTOBACILLUS RHAMNOSUS CELL FREE SUPERNATANT 66 INHIBITS THE SPORULATION OF EIMERIA OOCYSTS IN VITRO A.L. Molan, S. De, D.V. Thomas and V.Ravindran - Massey University NZ EFFECTS OF FEED RESTRICTION AND STRAINS ON MODERN BROILER PERFORMANCE 67 K. Huang, T. Acamovic, J. Offer and C. Kemp – Aviagen Inc. THE FINE STRUCTURE OF RATITE SKIN 69 C.A. Lunam and K.A. Weir - Flinders University SELENIUM FORM AND FUNCTION: IMPACT OF SEL-PLEX® ON BROILER EFFICIENCY AND 70 MEAT QUALITY A. Naylor, V. Ravindran, G. Ravindran, D.V. Thomas, A.Kocher and A. Sacranie – Alltech Biotechnology GUT MICROFLORA, PROBIOTICS AND IMMUNITY THE POST-HATCH GUT MICROBIOTA DEVELOPMENT IN BROILER CHICKENS 73 V.A. Torok, G.E. Allison, K. Ophel-Keller and R.J. Hughes – SARDI, Aust. Poultry CRC THE EFFECT OF LITTER MATERIAL ON PRODUCTIVITY AND HEALTH OF BROILER 77 CHICKENS M.Ali, P.A. Iji, R. MacAlpine and L.L. Mikkelsen – Inghams Enterprises THE EFFECTS OF LACTOFERRIN ON BROILER PERFORMANCE, GUT MICROBIAL 81 COMMUNITIES AND INTESTINAL MUCOSAL IMMUNE SYSTEM M.S. Geier, V.A. Torok, M. Boulianne, G.E. Allison, V. Janardhana, P. Guo, A.G.D Bean and R.J. Hughes – SARDI GUT MICROFLORA, PROBIOTICS AND IMMUNITY (Cont.) EFFECTS OF NOVEL PROBIOTIC ON GROWTH PERFORMANCE AND MICROBIAL 85 COMPOSITION OF BROILER CHICKENS WITH SALMONELLA SOFIA CHALLENGE C.G. Olnood, M.Choct, L.L. Mikkelsen and P.A. Iji – University of New England APPLICATION OF A VACCINE CARRIER DIET DESIGNED FOR THE ORAL DELIVERY OF 90 ANTIGEN W.I. Muir, G. Vandenberg and T.A. Scott – University of Sydney EFFECTS OF VACCINE STRAINS OF INFECTIOUS BRONCHITIS VIRUS ON THE OVIDUCT OF 91 HENS K.K. Chousalkar and J.R. Roberts – University of New England EFFECTS OF VACCINE STRAINS OF INFECTIOUS BRONCHITIS VIRUS ON EGG QUALITY IN 95 UNVACCINATED AND VACCINATED LAYING HENS J.R.