摘要
本文报道以牙齿生长发育及臼齿磨损度鉴定长尾黄鼠年龄的方法,探讨了长尾黄鼠年龄与体重、体长及繁殖力的相互关系。将824只黄鼠划分为5个年龄组。分析表明,除幼体组外,其他各组的体重、体长及繁殖力和产仔数均与年龄无关。
The study of age determination and age structure of population of the suslik,Cite-llus undulatus, was carried out. Based on dental development and worn degree on the surface of molar teeth, the observations in 824 specimens, the suslik could be divided into 5 age groups I-V(Fig.2). By statistical comparison we found that cxcepl the yeungs(I), there was no relationship between the age and body weight, body len-gth and litter size.
出处
《兽类学报》
CAS
CSCD
北大核心
1989年第3期216-220,共5页
Acta Theriologica Sinica
