1.Without this, you are reducing your chances of concentrating the genes of the linebred ancestor.
没有这种选择,你就正在降低强调在血系内繁殖中祖先基因机会。
2.A linebreeding may produce a puppy with magnificent qualities, but if those qualities are not present in any of the ancestors the pup has been linebred on, it may not breed true.