This research contributed to the accumulation of basic material of gonadal development in batrachians 文章结果为研究无尾两栖类的生殖腺发育提供了基础资料,并为北蛙南移提供依据。
Along with the economy development , human activities not only straightly threatened the ecological environment but decreased the population number of anura 随着经济的发展,人类活动直接威胁着无尾两栖类的生存环境,也造成其种群数量大幅度减少。