用种面积曲线和群落系数面积曲线的方法对宜昌梅子垭地区一种主要植物群落类型的最小面积进行了研究。
The minimum sampling area of a major plant community in Meiziya Region was studied by using methods of species area curves and community coefficient area curves.
该模型用于模拟发生严重荒漠化的鄂尔多斯高原植物群落的季节及年生长、叶片投影盖度、蒸发系数。
The model was developed to simulate seasonal and annual growth, foliage projective cover (FPC), and evaporative coefficient in the Ordos plateau, where serious desertification happened recently.
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.
林隙内与非林隙林分的群落相似系数较小,表明林隙与非林隙林分草本植物和灌木群落组成存在差异。
The diminutive similar coefficient between herb and shrub communities showed that certain difference existed between herb and shrub communities in stands of gap and non-gap.
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.
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%.
在适应期和发酵期,米酒醅中的原核微生物群落分别聚成群i和群ii,二者相关系数为0.49。
In the adaptation period and the fermentation period, the communities could be divided into group I and group II and their coefficient was 0.49.
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;
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