to simplify, there are 3 types of genes in poultry. they affect either pattern, red pigments (pheomelanin) or black pigments (eumelanin). within the pigment groups, there are either restrictor or enhancers (to lighten or darken).Karen-Are you calling this a "Red" female? Terminology is still a weakness for me as well.When you refer to the term "dilute", what exactly is this referring to (phenotypically). (EX.: in rabbits the dilute of a solid black rabbit is a solid blue; I know that this is not how it works with birds, however). Like others here, I struggle with the genetics/terminology and really appreciate your patience with this topic.![]()
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the girl i posted, genotypically is red, with the dominant dilute gene (Di), which is a pheomelanin restrictor, limiting the expression of red pigments in the hackle/saddle area. i'm working on the dilutes, as a project to see if it will produce a self-reproducing 'colored' rooster.
IMO the SOP for the rooster and hen don't match genotypically, which is why there's so much variation within the lines. I think they are 2 distinct groups with different mutations involved.
eta... the pullet i posted is only heterozygous for dilute, so if i were to breed her to a red (that's the plan unless i get a matching roo), then she'll produce either red or dilute offspring. the reds will breed true for red, the dilutes may throw reds now and then until the line is fully established.
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