1·Evidence from other studies suggests that exclusion of fire results in markedly decreased plant-species richness, often with an increase in tree density.
来自其他研究的证据表明，没有火灾会导致植物物种丰富性显著减少，通常还会伴随着树木密度的增加。
2·The species richness and cell abundance of Chaetoceros were characterized by a typical seasonal pattern.
角毛藻的种类丰富度和细胞丰度具有典型的季节性特征。
3·Combine species richness of GIS system.
结合物种丰富度分析的GIS系统。
4·Peninsular forests have few or comparable species richness.
片断化林地和半岛型林地含有较多的外来种。
5·Fig. 3 Species richness estimation results with different methods.
图3基于不同方法的物种丰富度估计结果。
6·Fig. 4 Responds of tree species richness to environmental factors.
图4树种丰富度对环境因子的响应。
7·Species richness was positively correlated with aboveground biomass.
物种丰富度与地上生物量呈显著正相关。
8·The species richness increased gradually with prolonging of restoration years.
土壤纤毛虫物种数随恢复时间的延长逐渐增加；
9·Species richness and evenness were unrelated to similarity in species composition.
物种丰富度和均匀度均与物种构成上的相似性没有显著相关关系。
10·As mentioned above, the fish nematodes from Yellow Sea has a low species richness.
异尖科宫脂属线虫为黄海鱼类线虫的优势种群。