Fertility and Age in the Domestic Fowl
نویسندگان
چکیده
منابع مشابه
Seminal Plasma Protein as a Biomarker for Fertility and Hatchability in the Domestic Fowl Gallus Domesticus
This study was aimed at investigating the use of seminal plasma protein concentration to predict fertility and hatchability in the domestic fowl. Forty cocks with acceptable sperm motility and morphology were used and the seminal plasma protein concentration determined by the Biuret method. The result revealed a negative significant correlation between the seminal plasma protein concentration w...
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In the domestic fowl (Gallus domesticus) the fertilized egg in the infundibulum of the oviduct consists of an enormous mass of yolk about 40 mm in diameter on which rests the blastodisc about 3 mm in length. The whole is enclosed by a vitelline membrane, but as the egg passes down the oviduct (a process requiring about 24 h) albumen is deposited around it, shell membranes are laid down enclosin...
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OPULATIONS of fully pedigreed chickens often contain individuals which ’deviate considerably in one or more respects from the average for the flock. When pedigrees reveal close genetic relationship among those similarly affected, further studies are warranted. Such was the case for the trait now recognized as hypothyroidism. Affected 5 %-month old White Leghorn pullets, which were somewhat smal...
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ژورنال
عنوان ژورنال: Proceedings of the National Academy of Sciences
سال: 1917
ISSN: 0027-8424,1091-6490
DOI: 10.1073/pnas.3.5.354