Article
Cytogenetic study of early chicken embryos: effect of naked neck gene and high ambient temperature.
Poultry science - 1 Jun 1995
Ladjali K, Tixier-Boichard M, Bordas A, Mérat P
Abstract excerpt
High ambient temperature (> 30 C) decreases fertility of breeder hens, but this effect has been shown to be greatly reduced in females carrying the naked neck gene (Na). Sixty-four females each of the three different genotypes, Na/Na (homozygous naked neck), Na/na+ (heterozygous), and na+/na+ (normally feathered), were equally distributed in two climate control rooms with individual cages, at a constant...
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