Crossbreeding:
Which is the mating of animals of different breeds with each other to take advantage of the hybrid hybrid force, which is produced by the influence of sovereign and exogenous genes, and used this system effectively in the cattle meat, sheep and poultry to produce meat for marketing and also use mixing to form new strains with good qualities of Both the two breeds, for example, the Stangtruds' cows arose from mixing the Shorthorn with the Brahma, and the columbia's anemones arose from the mixing of the Rambol with the Lincoln.
There are several ways to mix strains such as rotational cross-mixing, retrocrossing and others.
Which is the mating of animals of different breeds with each other to take advantage of the hybrid hybrid force, which is produced by the influence of sovereign and exogenous genes, and used this system effectively in the cattle meat, sheep and poultry to produce meat for marketing and also use mixing to form new strains with good qualities of Both the two breeds, for example, the Stangtruds' cows arose from mixing the Shorthorn with the Brahma, and the columbia's anemones arose from the mixing of the Rambol with the Lincoln.
There are several ways to mix strains such as rotational cross-mixing, retrocrossing and others.
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Genetic Engineering