نتایج جستجو برای: breeder rooster
تعداد نتایج: 4033 فیلتر نتایج به سال:
The effects of environmental temperature (ET) and dietary ME on core body temperature (CBT) and production efficiency were evaluated in broiler breeder hens. A total of 192 Ross 708 broiler breeder hens were individually caged in one of 6 temperature-controlled chambers (32/room) at 20 wk of age. A biotelemetry sensor was surgically implanted abdominally to measure CBT of 8 birds/tmt every 10 m...
To those who carefully observe the sport though, there clearly are factors at work which contribute to the success of the winning bird. We all have known of those rare and exceptional birds that have amassed astonishing records. We have known or read of handlers who can consistently place near the top. We have known or read of breeders who consistently produce top birds. These amazing feats def...
RapidAPIIS is free software developed in the APIIS framework for setting up integrated databases of individual animal records. It is intended for scientists, students and breeders in the animal agriculture with no programming experience. The user can choose from variety of templates for various species and customize them by including the traits recorded within her/his their organization. Thus, ...
Effects of Extrinsic Selenium Nanoparticles on the Qualitative Parameters Frozen-Thawed Sperm Broiler Breeder Roosters under Oxidative Stress Conditions
The majority of Australian piggeries rely on antibiotics classified as ‘low' importance in human medicine (Jordan et al., 2009). However, there is evidence of antimicrobial resistance to pathogens sampled in pig carcases that are of significant importance to human health, such as Escherichia coli (Smith et al., 2010). With increasing consumer awareness of medicine use and pressure for more welf...
A 28-week experiment was conducted to study the effects of dietary energy and digestible methionine level on performance and reproductive traits of broiler breeder hens, using 280 Arian broiler breeder hens and 20 males at 26 weeks of age. The experiment was done as 2×2 factorial arrangement in a completely randomized design with 4 treatments and 5 replicates. Dietary treatments were formu...
Avian influenza is an important disease of poultry with the potential to cause major epidemics resulting in significant economic losses. The presence of avian influenza viruses (AIV) in chickens in Iran has not been previously reported. An avian influenza outbreak in broiler, layer and breeder farms occurred during a very hot summer in July 1998. Three AIV isolates designated as 101, 102 and 10...
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