芬兰公蓝狐与地产母蓝狐杂交后代的生产性能

Performance of Crossbred Offspring of Finnish and Local Blue Fox

对山东潍坊利用芬兰种公蓝狐与地产母蓝狐杂交改良幼狐F1 、F2 代及地产狐自繁所产后代的生长性能进行统计分析。结果表明 ,同龄狐相比较 ,杂F2 代比杂F1 代平均体重高 ,日增重快 ;杂F1 、F2 代幼狐的平均体重、日增重均显著高于地产自繁幼狐 (P <0 0 5 )。

The performance of offspring of local blue fox and the F1 and F1 of Finnish and local blue fox were determined in Weifang, Shandong Province. The results showed that the height and daily weight gain of F2 were higher that those of F1. The body weight and daily weight gain of F1 and F2 were significantly higher than those of the offspring of local blue fox.