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Article published the October 21, 2022
Necrotic enteritis (NE) is an enteric disease of poultry caused mainly by a spore-forming grampositive bacterium, Clostridium perfringens, resulting in decreased growth, high mortality, and increased veterinary costs (Wade and Keyburn, 2015). While supplementing poultry diets with antibiotics can control NE, emerging antibiotic-resistant microbes and transfer of such resistance factors into human ...
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News published on September 20, 2022
Confirmed Invited Speakers To view all of the speaker information visit the website: https://www.apss2023.com.au/ • Dr. Aaron Cowieson • Dr. Stuart Wilkinson • Prof. Alex Yitbarek • Prof. Brent Kaiser • Dr. Rick Kleyn • Prof. Martin Zuidhof • Dr. Wendy Muir • Dr. Peter Chrystal • Prof. Bob Swick • Prof. Tom Porter      & ...
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Article published the August 12, 2022
Published literature indicates that L-arginine (L-Arg), guanidinoacetic acid (GAA) and L-citrulline (L-Cit) can all provide arginine activity in broiler diets (Su and Austic, 1999; Dilger et al., 2013; DeGroot, 2018) and all are commercially available. GAA has been reported to have 77% arginine equivalence for feed conversion (Ringel et al., 2013). This study was conducted to determine the effect ...
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Article published the August 12, 2022
Non-starch polysaccharides (NSP) have a considerable impact on digestibility in broilers, dictating nutrient availability and energy utilization. The high NSP content of the hulls in canola meal are one factor limiting its effective use in poultry diets. The major NSP present in canola meal include cellulose, pectic polysaccharides and a variety of non-cellulosic polysaccharides, including arabino ...
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News published on July 21, 2022
The Poultry Research Foundation, in conjunction with WPSA -Australian Branch, cordially invites you to the 34th Australian Poultry Science Symposium at the Sheraton Grand Sydney Hyde Park. The Australian Poultry Science Symposium is the premier avian science conference in Australia, attracting delegates from right across the country and around the world. This year our conference will focus on an ...
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Article published the March 22, 2022
A feeding study was conducted to examine the efficacy of a synergistic blend of feed additives on growth performance, livability, gut integrity, immunity, caecal microflora and footpad health in broilers challenged with subclinical necrotic enteritis (NE). Additives were: A) synergistic blend of medium chain fatty acids (MCFA), slow-release C12, target release butyrates, organic acids (OA) and a p ...
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Article published the March 22, 2022
A study was conducted to investigate the hypothesis that over-processing (OP) of meat and bone meal (MBM) exacerbates infection with necrotic enteritis in normal and high phytase diets. A total of 768 Ross 308 male chicks were randomly assigned to 8 treatments with 6 replicate floor pens each housing 16 chicks using a 2 × 2 × 2 factorial arrangement of treatments for 42 d. Factors were ...
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Article published the February 25, 2022
Necrotic enteritis (NE) is a poultry disease of global concern mainly due to reduced growth, increased mortality, and increased veterinary and management costs associated with it (Wade and Keyburn, 2015). Clostridium perfringens, a spore-forming gram-positive bacterium, is considered to be the causative agent of NE in chickens. In the past, the common remedy to ameliorate the negative effects of N ...
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Article published the February 25, 2022
Phytate is a polyanionic molecule with the capacity to chelate Ca, forming mineral-phytate complexes. The presence of these complexes decreases the efficacy of phytase. Ca-phytate formation is dictated by molar ratios of the constituents, gastrointestinal pH and the concentration of dietary Ca relative to P (Sommerfeld et al., 2018). The hypothesis of this study was that a high dietary Ca to P rat ...
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Participation in Forum on January 23, 2022
Doctor Walker, Thank you for the comments on my comments. Yes perhaps NE might be the way to go but I feel more work is necessary. We have produced prediction equations for NE based on crude protein, ether extract and either AMEn or AME (Wu et al 2019: Poult Sci 98:1222-1234). For a high protein ingredients such as SBM the predicted NE value is different if one uses the equation based on AME vs A ...
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Location:Armidale, New South Wales, Australia
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Occupation: Animal Nutritionist
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