The Correlation Between Green-Grey Irises and Black Feathers in Barred Plymouth Rock Pullets
نویسندگان
چکیده
منابع مشابه
Melanophore Control of the Sexual Dimorphism of Feather Pigmentation Pattern in the Barred Plymouth Rock Fowl *
In two earlier papers21 23 it was reported that when melanoblasts of the Barred Plymouth Rock embryo were grafted into an embryo of a non-barred breed such as the N. H. Red, Black Minorca, and White Leghorn, two definite types of black and white barred patterns were produced in the host contour feathers. The black bands were wider and darker in one type than in the other. These pigmentation dif...
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The study was carried out to assess the reproductive abilities of White Plymouth Rock (WPR) and Barred Plymouth Rock (BPR) parent stock (layer breeders) reared under similar housing (deep litter), management and agro-climatic conditions. A total of 1,763,322 and 1,732,966 fertilized eggs were produced by WPR and BPR, respectively, during the observed period which lasted four years (2002-2005). ...
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Cells were isolated from stage X embryos of a line of Barred Plymouth Rock chickens (that have black pigment in their feathers due to the recessive allele at the I locus) and injected into the subgerminal cavity of embryos from an inbred line of Dwarf White Leghorns (that have white feathers due to the dominant allele at the I locus). Of 53 Dwarf White Leghorn embryos that were injected with Ba...
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ژورنال
عنوان ژورنال: Poultry Science
سال: 1944
ISSN: 0032-5791
DOI: 10.3382/ps.0230533