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- By the technique of principal component analysis (PCA) combined with ecological characteristics of each plant species in the virgin forests on the south slope of Xiaoxingan Mountains,plant ecological species groups (ESG) were divided. 应用主成分分析技术,并结合小兴安岭南坡原始林中植物种的生态特性,对该区的植物生态种组进行划分。
- Herbaceous were divided to 6 ecological species groups, i. e., Oxalis ESG; 草本植物被划分成6个生态种组,即酢酱草生态种组;
- Tree species were divided to 6 ecological species groups, i, e., Tilia ESG; 乔木树种分成6个生态种组,即椴树生态种组; 枫桦生态种组;
- Shrubs were divided to 3 ecological species groups, i. e., Corylus mondshurica ESG; 灌木分成3个生态种组,即榛子生态种组;
- ecological species groups 生态种组
- ecological species group [生态]种组
- Conclusion:The female genitalia exhibit good characteristics for distinguishing of some species groups and subgenera of genus C... 结论:雌性尾器可作为我国库蚊属的亚属和某些种团的分类特征。
- The trade-off of dominant species groups had a significant effect on the temporal and spatial fluctuations of macrobenthos community. 由物种组成分析可知,九段沙湿地大型底栖动物群落时空变化与优势种的消长有关。
- Megophrys can be divided into two species groups in which M. omeimontis group is more evolutionary and M. gigantica group more antique. 角蟾属可以分为两个种组,其是峨嵋角蟾种组比较进化,白颌大角蟾种组比较原始。
- Mitotic metaphase chromosomes of 34 species of Drosophila melanogaster species group were examined. 观察了国内黑腹果蝇种组34种果蝇的有丝分裂中期核型,其中首次描述了一些新核型。
- Subgenus Phortica is the largest, in which four species group have been established, that is, magna, omega, variegate and varipes. 伏绕眼果蝇本亚属是伏绕眼果蝇属中的最大的亚属,迄今,已有magna,omega,variegata等3个种组被建立。
- The scientific name of a taxon at any rank above the species group consists of one name; that of a species, two names (a binomen); and that of a subspecies, three names (a trinomen) [Arts. 4 and 5]. 在种群以上的任何分类层级,其学名由一个名称构成;一个种的名称,由两个名称构成(二名式名称);一个亚种的名称,由三个名称构成(三名式名称)[第4条和第5条]。
- The classification by Townes and Chiu (1970, Mem. Amer. Ent. Inst. no. 14) is followed. Keys to species and subspecies of the species groups of Terebatrix, Nana, Occidentalis , Trunca and Rhopaloceros are provided. maculicoxis Townes and Chiu的雌性是首次记载;Terebatrix;Nana;Occidentalis;Trunca和Rhopaloceros各种团备有分种和亚种检索表;分类系统按照Townes and Chiu 1970;Mem;Amer;Ent.;Inst
- The Exocoetidae or flying fishes are a marine fish family comprising about 70 species grouped in 7 to 9 genera. 飞鱼属和飞鱼是包括在7-9个类组织的70种类中的一种海洋鱼类。
- The nominal taxon at a subordinate rank within the family group, the genus group, or the species group that contains the name-bearing type of a divided taxonomic taxon of that group. 是指科群、群或种群中的附属层级的命名分类单元,而含有该类群的一个可再分的分类学分类单元的其名模式。
- Four species, White Spruce (Picea glauca), Engelmann Spruce (Piceaengelmanni), Lodgepole Pine (Pinus contorta), and Alpine Fir (Abieslaciocarpa) comprise the spruce-pine-fir species group. 云杉-松-铁杉由四种树种组成:白云杉、英格曼云杉、小干松和阿尔卑斯铁杉组成。
- Algae species group was different in each treatment, there was no Xanthophyta and Ctyptophyta in CK and silver carp-cultrure treatment water, but other treatment was 7 phylum of algae. 不同处理藻的种类有差异,对照和放养鲢水体无隐藻门和黄藻门,其他两处理都有7门。
- This result highlighted not only the phylogenetic significance but also the utility of coenosteum structures in the future revision of species group and species taxonomy in genus Montipora. 重整过去的文献与本研究的结果,未来表孔珊瑚属可以依据平凹状、针管状及疣状三群主要共骨结构进行种群的分类。
- Do wolves belong to the canine species? 狼是犬科动物吗?
- We should do our best to save endangered species. 我们应该竭尽全力挽救濒于灭绝的生物。