胴

jié lùn yǐ dòng tǐ zhòng wéi zhǐ biāo huà fēn zǐ wǔ shā shǔ nián líng shì yī zhǒng bǐ jiào kě kào shì yòng de fāng fǎ

结论以胴体重为指标，划分子午沙鼠年龄是一种比较可靠、适用的方法。

It is a reliable and applicable method that trunk weight as criterion of M.meridianus were divided into age groups.