随着海拔差的增加,群落相似性指数增加率也是不同的。
The rate of community dissimilarity index increased with the increasing the altitude difference.
从蚂蚁群落相似性系数来看,4种植被亚型的原始林和次生林蚂蚁物种的组成均具有显著差异。
According to the Jaccard similarity coefficient, the composition of the ant species all has distinct difference between primeval and secondary forests of the 4 vegetation subtypes.
结果表明,白蜡虫泌蜡期天敌群落共有捕食和寄生性天敌18种,各群落的优势种和物种组成变化较小,群落相似性程度较高,相似性系数最高达95.12%,最低为73.86%。
The results showed that there were 18 species of natural enemies in the communities. The highest coefficient of community similarity was 95.12%, and the lowest coefficient was 73.86%.
相邻植被演替阶段鸟类群落的相似性高于相隔植被演替阶段。
The avian community similarity in between adjoining stages of vegetation succession was higher than that in between apart stages.
不同沙洲相同盐沼演替阶段大型底栖动物群落结构都较为相似,盐渍藻类阶段的相似性最高;
The community structures at the same successional stage in the three different shoals were all quite similar and those at the SA stages had even more similarities.
各样地间的植物种类具有较高的相似性,群落内种类组成相对一致。
There is the very striking similarity of plant species among different plots, and there is a relatively uniform composition of species in the community.
中性昆虫亚群落与害虫亚群落三个指标的每周累加值具有相似性,但数量消长呈负相关性。
The weekly accumulative value of neutral insects and insect pests sub-community possessed similarity. However, their quantity succession is negatively correlated.
杂草地与稻田两生境间的捕食性节肢动物群落的相似性系数大于0.5,由此可见,这两类生境中捕食性节肢动物的物种组成是非常相似的,具有较多的共有种。
The similarity coefficients of the predatory arthropod communities in the weed habitat and the rice field were over 0.5, indicating many common species of predatory arthropods in the two habitats.
农场水塘和鱼塘生境的鸟类群落与土道面绿地相似性系数最大;
The similarity of avian community between farm and parking apron was the highest;
农场水塘和鱼塘生境的鸟类群落与土道面绿地相似性系数最大;
The similarity of avian community between farm and parking apron was the highest;
应用推荐