What i can tell you is that when selective pressure is applied to the offspring you will eventually get what you are selecting for. I'm far from an expert when it comes to white. There are many white genes some unique to a particular breed. A white cornish can be dominant white, recessive...
My white cornish carry the silver gene and will show what appears to be brass but it is not. When fed corn the color does not come out on the feathers from the quil but rather is transferred to the feathers by the beak during preening. I've experimented with plant additives this year to...
On the show table if anything comes off on the judges hands the bird is automatically disqualified.
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This is an excuse of breeders raising white fowl that have not been able to cull the gold gene out of their genetics. I raise large fowl white cornish. Those that carry the silver gene...