It is differ both from the method of "circulate line selection" for seed reproduction and from the method of "pure line breeding" for varieties development.
该方法既区别于单纯生产原种的“株系循环法”,也区别于选育新品种的纯系育种法。
2
Under the endeavors of all staffs and direction of swine experts, the farm successfully bred own brand Senyu swine by purebreeding and purebred selection during over 3 years period.