Methods The kidney yang deficiency mice were reproduced by the applying of adenine.And the Cordyceps sinensis were given orally to the model mice.

• 方法用腺嘌呤复制“肾阳虚”模型小鼠,并喂饲冬虫夏草,观察睾丸形态及配对雌鼠阴道阴栓出现率、受孕时间、受孕雌鼠生育的仔鼠数、仔鼠平均体重。