Northern Three-toed Jerboa

美 [ˈnɔːrðərn θriː toʊd dʒɜːrˈboʊə]英 [ˈnɔːðən θriː təʊd dʒɜːˈbəʊə]

1

Population dynamics of northern three-toed jerboa under different disturbance in desert region

荒漠区不同干扰下三趾跳鼠种群数量动态
2

Conclusion The important elements of population dynamics were the population age structure , the pregnant rate , the reproductive indices and the population number of other species ( little Chinese jird , northern three-toed jerboa and striped hamster ) .

结论影响种群数量变动的主要因素有种群年龄组成中幼年组的百分比、怀孕率、繁殖指数以及该地区子午沙鼠、三趾跳鼠和黑线仓鼠的数量。