从日本牛的遗传可变性和遗传距离等方面分析了日本牛品种之间的遗传关系; 并展望了日本黑毛和牛、日本褐牛、日本短角牛、日本无角牛、见岛牛、口子岛牛等日本牛种资源的发展前景。

• The genetic relationships among different cattle breeds in Japan were explained and the developing foreground of Japanese cattle breed resources such as Japanese Black, Japanese Brown, Japanese Shorthorn, Japaness Poll, Mishima and Kuchinoshima was also discussed.