它们分析来自不同洞穴火蚁的遗传物质来判断它们所属的群落。
They then analyzed the genetic material of one ant from each colony to classify the populations into related groups.
综合分析表明，转双抗虫基因741杨对节肢动物群落垂直结构具有一定的正面效应。
So, transgenic insect-resistance hybrid poplar 741 showed positive effect on vertical structure of arthropod community.
种间联结分析是研究植物群落演替的一种有效方法。
Interspecific association analysis is an efficient method to study the succession of plant communities.
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