micropopulation

例句：

1. 1. The study of micropopulation is crucial for understanding the dynamics of ecosystems.
   研究微种群对于理解生态系统的动态至关重要。
2. 2. In this region, micropopulations are often found in caves and underground spaces.
   在这个地区，微种群通常存在于洞穴和地下空间中。
3. 3. The micropopulation of the species is directly related to its survival and reproduction.
   物种的微种群数量与其生存和繁殖直接相关。