The Wyandotte Thread

Single comb gene in Rose comb breeds improves fertility due to the fact that there is a flaw in PURE Rose comb. Fertility is lower for pure rose comb, but if you have some birds heterozygous for single comb fertility improves greatly. You cannot tell the difference in Homozygous and heterozygous rose comb by looking. Chances are even though you don't breed from single combs, if you have good fertility you HAVE single comb genes in your Wyandottes. On another note Silver Laced Male to Splash Blue Laced Red Hens will give you Blue Laced Silver hens and Brassy Blue Laced Silver males.
 
I have got to try single comb. I have a trio of silver penciled I bought last spring and not a single chick. I tried trimming the vents but no luck. I did hatch a few cross breeds from the hens but none from the cock. Good bloodline but I now know why the were for sale.
 
I have got to try single comb. I have a trio of silver penciled I bought last spring and not a single chick. I tried trimming the vents but no luck. I did hatch a few cross breeds from the hens but none from the cock. Good bloodline but I now know why the were for sale.

I am right there with you..... my SLW are the same way. My SPW bantams have single comb genes in them for sure.... I hatch lots of single combs..... more to cull for. It would be ok if it was just one bird but there are at least 2 with single combs hiding the the wood pile.

Maybe if I could find a nice SLW with a single comb I would try him.
 
I am right there with you..... my SLW are the same way. My SPW bantams have single comb genes in them for sure.... I hatch lots of single combs..... more to cull for. It would be ok if it was just one bird but there are at least 2 with single combs hiding the the wood pile.

Maybe if I could find a nice SLW with a single comb I would try him.
 
How come pure rose combs have lower fertility? What's the science behind it? Anyone know?

Like much of the "information" available here the science is-"I heard it somewhere" [usually here in a prior post. I've bred several different rose combed breeds over the years & never noticed any fertility problems. Obviously I know a lpt of other breeders & don't know of anyone who crosses single combed birds into their rose comb matings.
 
Rose comb (pure two genes for Rose) have lower sperm motility linked with the gene for rose comb. The link is broken if another gene for comb type is matched with a gene for rose comb. In Walnut combs ( four genes for comb type, combination of Rose and Pea combs) if the bird has two genes for rose the same problem will emerge, regardless if the Pea comb genes are pure or heterozygous.
 
Like much of the "information" available here the science is-"I heard it somewhere" [usually here in a prior post. I've bred several different rose combed breeds over the years & never noticed any fertility problems. Obviously I know a lpt of other breeders & don't know of anyone who crosses single combed birds into their rose comb matings.


I'm just starting out with wyandottes, who are pure rose combed as far as I know. This is my first time having a rose combed breed. So I was worried their was a hidden problem. I'm glad to see not everyone had fertility problems. Makes me feel a little better.
 
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