Patent ID: 6656494
Filing Date: 2003-12-02
Classification: A23K

Abstract:
A breeding method of a female pig for propagation by artificial insemination, characterized by feeding to the female pig a feed comprising at least one lipid selected from a fatty acid having 12 to 24 carbon atoms which has a melting point falling in a range of âˆ’60 to 40Â° C. and an iodine value falling in a range of 30 to 470 and which has 2 to 6 double bonds in a molecule, a triglyceride containing the above fatty acid and a metal salt of the above fatty acid, in a proportion of 20 to 200 g per head a day in terms of the fatty acid described above in a duration extending from 30 days before the artificial insemination up to 3 weeks after the artificial insemination.