| 摘要 |
A first amount of sperm of a first animal and a second amount of sperm of a second animal of the same species, the first amount of sperm and the second amount of sperm sex- selected sperm of the same sex, useful in the in-vivo or in-vitro fertilization of an egg of a female animal of the same species of animal for the production of sex-selected embryos and sex- selected offspring. |
