With the clustering analysis method,19 local goat breeds are divided into two types,one of which is Northwestern type.Also the distinguishing fomular is given for classing the local goat breeds.

• 利用系统聚类分析方法，将我国19个地方山羊品种分为两大类，西北类群自成一体，同时建立了品种分类归属的判别函数。