Hugo Romero-Sanchez , Henk Enting , Lieske van Eck , Rick van Emous , Felipe Kroetz Neto , Estella Leentfaar , Bob Buresh
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Achieving reproductive performance and quality chicks with modern broiler breeders
The U.S. broiler industry is currently facing challenges in breeder production and hatchability. Hatchability rates have recently dropped below 82 %, the lowest since 1988 (Agristats Report, 2023), alongside increased mortality in pullets, breeder hens, and roosters. To address these issues, this symposium brought together global experts to share insights and strategies. Discussions focused on breeder nutrition, management, incubation management, and epigenetic effects on progeny. While primarily targeting broiler breeders, the symposium also explored practices in layer breeders to offer additional insights. A panel of five experts presented innovative ideas to enhance breeder performance and chick quality. Emphasis was placed on revising amino acid and energy requirements for modern genetics, optimizing management practices, and leveraging epigenetics to improve sustainability and performance. Hatchery practices were also identified as crucial for increasing hatchability and chick quality. For layer breeders, the focus extends beyond egg production to maximizing chick quality and viability through lighting, feeding programs, and genetic selection.
期刊介绍:
The Journal of Applied Poultry Research (JAPR) publishes original research reports, field reports, and reviews on breeding, hatching, health and disease, layer management, meat bird processing and products, meat bird management, microbiology, food safety, nutrition, environment, sanitation, welfare, and economics. As of January 2020, JAPR will become an Open Access journal with no subscription charges, meaning authors who publish here can make their research immediately, permanently, and freely accessible worldwide while retaining copyright to their work. Papers submitted for publication after October 1, 2019 will be published as Open Access papers.
The readers of JAPR are in education, extension, industry, and government, including research, teaching, administration, veterinary medicine, management, production, quality assurance, product development, and technical services. Nutritionists, breeder flock supervisors, production managers, microbiologists, laboratory personnel, food safety and sanitation managers, poultry processing managers, feed manufacturers, and egg producers use JAPR to keep up with current applied poultry research.