布氏田鼠活动距离的研究

Studies on the movement distance of Brandt's Vole

1985年5～10月,在内蒙古干草原上,采用标志流放法,研究了布氏田鼠的活动距离。共标志2786只,捕捉3608次。结果发现,25m以内为该鼠经常的活动距离,但有年龄、性别和季节上的差异。

Movement distance of Brandt's vole on grassland of Inner Mongolia were studied by mark and release trapping method from may to October'in 1985. The speciment collected consisted of the total of 3608 captures and 2786 individuals. The results showed that within 25 metres was normal movement distance for Brand's vole. But there were apparent difference in the age, sex and season for change in their movement distance.