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A look at the process and reasons for selective breeding and the inbreeding depression caused by it. ... This process of selecting parents is called artificial selection or selective breeding, and poses no threat to nature from man manipulating the the course of nature.
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Re: selective breeding of chickens Robert R Sauter 17:05:22 06/02/08 (0) ... Re: Re: selective breeding of chickens kane 12:16:22 02/22/02 (1) ... Subject: Re: selective breeding of chickens...
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In Reply to: Re: Re: selective breeding of chickens posted by kane on February 22, 2002 at 12:16:22: ... I used to have a breeding flock of 7,000 hens and 700 roosters. Averaged an 85% hatch during peak production. Guess them roosters earned their keep. ... Subject: Re: Re: Re: Re: selective breeding of chickens...
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Two lines of chickens, one high and the other low uptake, have been selected for three generations for their ability to transport leucine into erythrocytes. Significant line differences were produced in one generation of selection with further separation resulting in later generations.
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Selective breeding for rapid growth has inadvertently led to birds with increased appetite, and breeding stock are severely feed-restricted in order to prevent certain health and ... As with broiler breeders and chickens, turkey breeders have the same genetic predisposition as non-breeding turkeys for fast growth,
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Recipients' Email Addresses; (up to 5, separated by commas) ... About Farm Animals ... News & Press...
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Selective breeding - Wikipedia, the free encyclopedia
Selective breeding is the process of breeding plants and animals for particular genetic traits. Typically, strains which are selectively bred are domesticated, and the breeding is sometimes done by a...
en.wikipedia.org/wiki/Selective_breeding |
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