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Showing 1 to 5 of 5 for “"Turkey Breeder Hens"”.
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Ultrastructural analyses of uterovaginal sperm storage glands of turkey breeder hens
… of the uterovaginal sperm storage glands of turkey hens was characterized. The ultrastructural morphology of these cells was monitored over an entire egg laying season. In addition, comparisons were made between glands from fertile and infertile hens. Based on ultrastructural observations, it …
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The relationship between humoral and local anti-sperm antibody production and infertility in turkey breeder hens
… were conducted to determine the role of the turkey hen’s immune system in the so-called seasonal decline in fertility. Results from Experiment I demonstrated that trauma to the oviduct induced either at the time of the initial artificial insemination, or during subsequent inseminations had no …
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The Effect of Duration of Feed Restriction, Prebreeder Protein Content, and Nesting Material on Growth and Reproductive Performance of Commercial Large White Turkey Breeder Hens
Large White turkey breeder hens were used to examine the effect of duration of feed restriction, prebreeder protein content, and nesting material on subsequent growth and reproductive performance. Day old poults were raised following standard commercial practices with feed and water for ad libitum …
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The use of antibiotics in the control of infertility in turkey populations
… HCL) on reproductive performance of turkey breeder hens. The antibiotic was administered in 1) drinking water or 2) drinking water and intravaginal infusion. Hens were assigned to fertility subclasses (low 0-70%, medium 71-90%, high 91-100%) based on performance from the 7th to 10th …
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The Mapping of Transcription Factor Binding Sites in the Turkey Prolactin Gene
… egg-laying during the incubation period of the turkey hen is a source of major economic loss to the turkey industry. In August of 2000 there were approximately 2.7 million turkey breeder hens in the United States. Since the value of one fertile turkey egg is $0.62, the loss of only one egg per …