generation of inbreeding

例句：

1. 1. The farmer's decision to breed his cows closer together has led to a higher incidence of inbreeding.
   农民决定让牛群更加紧密地繁殖，这导致了近亲繁殖的发生率提高。
2. 2. Inbreeding can lead to genetic disorders and decreased fertility.
   近亲繁殖可能会导致遗传疾病和生育能力下降。
3. 3. To prevent inbreeding, some breeders use cross-breeding techniques.
   为了预防近亲繁殖，一些育种者使用杂交技术。