Method for cross-breeding of black-bone chickens having black feathers
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A black-feathered black-bone chicken, a technology of individual cultivation, applied in the direction of animal husbandry, etc., can solve the problems of low fat content, insufficient growth speed, low breeding efficiency, etc., and achieve the effect of delicious meat, fast individual growth speed, and good economic benefits
Inactive Publication Date: 2016-04-20
GUIDONG XINTAI ECOLOGICAL AGRI CO LTD
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Tested by relevant national departments, the chicken is rich in protein, amino acid, vitamin A, D, E, calcium, iron, zinc and other nutrients needed by the human body, and its nutritional content is two to three times higher than that of ordinary n
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[0017] The present invention will be further described below in conjunction with the examples, but not limited to the examples. The method for crossbreeding black-feathered black-bone chicken of the present invention comprises the steps of: (1) cultivating the first-generation male parent, selecting newly hatched white-feather black-bone chickens for cage breeding, feeding feed with higher nutritional components, and waiting for the chicks to be cultivated to When the male and female can be distinguished within 40-50 days, remove the hen and the cock that are not strong enough, and select the strong cock for separate breeding. ;
[0018] (2) Cultivate the first generation of female parents, select newly hatched native chicken chicks to put in a suitable place to breed in the wild, and feed the feed with higher nutritional content. When the chicks are cultivated to 40-50 days and can distinguish between male and female, select strong hens for separate breeding. Cultivation, th...
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Abstract
The invention discloses a method for cross-breeding of black-bone chickens having black feathers. Black-bone chickens having white feathers are selected for culture, individually robust cocks are selected as first-generation male parents, local chickens are selected for culture, individually robust hens are selected as first-generation female parents, a first-generation variety is produced through crossing and then used as second-generation male parents to be crossed with laying hens which have red feathers and are used as second-generation female parents, a second-generation variety is obtained and used with third-generation female parents to be crossed with five-black chickens used as third-generation male parents, and the black-bone chickens having the black feathers are obtained. With the adoption of the method, the black-bone chickens having the black feathers and stable inheritable characters can be obtained, both chicken and eggs of the black-bone chickens having the black feathers can be used, individual chickens grow quickly, the chicken is delicious, and the method has the good economic benefit in actual application.
Description
technical field [0001] The invention relates to a method for cultivating poultry varieties, in particular to a method for cross-breeding black-bone chickens. Background technique [0002] Black-feathered black-bone chicken, also known as medicine chicken, black-bone chicken, black-bone chicken, is a rare bird with natural black medicinal nourishment. Its distinctive feature is "five black and one green", namely black feathers, black skin, black bones, black meat, black Viscera, produce green shell eggs. Black feather silky chicken is tender in texture, fragrant and dry, delicious in taste, and has high practical and ornamental value. Tested by relevant national departments, the chicken is rich in protein, amino acid, vitamin A, D, E, calcium, iron, zinc and other nutrients needed by the human body, and its nutritional content is two to three times higher than that of ordinary native chickens. , and the fat content is extremely low, it is a pure natural high-nutrition hea...
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