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- plant numerical taxonomy 植物数值分类学
- A numerical taxonomy of Sphagnum species. 泥炭藓植物数量分类的研究.
- The rapid development of numerical taxonomy over the past fifteen years has contributed to the development of parallel methods in plant ecology. 数值分类学的迅速发展,虽是近十五年的事,但它对植物生态学中相应方法的发展作出了贡献。
- The cluster analysis provided an effective method for the research on phylogenesis and numerical taxonomy of bivalve. [结论]聚类分析法可以弥补传统形态学分类的某些不足,有助于人们了解近缘种之间的亲缘关系,它为研究双壳贝类的系统演化和数值分类,提供了有效的手段。
- The results of RFLP were chiefly accorded with those of numerical taxonomy and SDS-PAGE analysis. 聚类结果与数值分类及全细胞可溶性蛋白电泳分析结果基本一致。
- The result of 16S rDNA PCR-RFLP showed good agreement with that of numerical taxonomy. RFLP的聚类结果与数值分类的聚类结果有很好的一致性;
- Rohlf F J.NTSYS pc Numerical Taxonomy and Multivariate Analysis System.Version 1.8.New York: Exeter Publication,1990. 张天真;等.;杂种棉选育的理论与实践
- The numerical taxonomy approaches in relation to the generic relationships of the Saururaceae in China. 数值分类在中国三白草科属间关系上的应用.
- The results showed that the quantitative analysis of computer is helpful for quick measuring index of pollen's shapes, this is effective method for numerical taxonomy of pollen. 结果表明:花粉计算机量化分析有助于快速定量测定有关花粉形态指标,是花粉数量分类的一种有效方法。
- Another distinction often made in the literature of numerical taxonomy is that between divisive and agglomerative approaches. 在文献的版值分类方法中,还存在另一个区别,即划分法和聚合法。
- Pyrus spp. existed in China and7morphological characters of their pollen were used as material and clustered by the way of numerical taxonomy. 根据植物花粉性状的稳定性和遗传保守性,在对中国梨属植物13个种的花粉形态观察研究的基础上,采用数量化的分析方法,对花粉形态7个性状进行了聚类分析。
- The relationship of these experimental strains in the dendrogram was basically in coincidence with the results of the routine classification and the numerical taxonomy. 实验结果表明,氮磷检测器在生物大分子和生物医学材料鉴别分析工作中的重要价值。
- Rhizobia, isolated from broadbean in 24 different regions of 11 provinces of China were analyzed by numerical taxonomy, BOX-PCR, 16S rDNA PCR-RFLP and IGS PCR-RFLP, 16S rDNA full length sequencing and cross-nodulation experiments. 本文采用数值分类、BOX-PCR、16S rDNA PCR-RFLP、IGS PCR-RFLP、16S rDNA全序列测定分析、交叉结瘤和抗逆研究等实验技术,首次系统地对我国不同生态条件下蚕豆根瘤菌的遗传多样性和系统发育进行了研究。
- The plant was growing at an angle. 植物呈一定角度生长。
- Then through the principles of numerical taxonomy and statistics, the similarity of the sample to the standard is tested by coefficients of cosine and distant, which are calculated with computer. 结果:角余弦系数和距离系数相结合能够准确的判断样品和标准的相似程度。
- Keywords Areae;Medicinal plants;Numerical taxonomy; 天南星族;药用植物;数量分类;
- The plant converts crude oil into gasoline. 这家工厂将原油加工成汽油。
- Now ordinary repairs can be handled in our plant. 现在一般的修理工作都可在我们厂进行了。
- Plant need water the way they need sun light. 植物需要水就像它们需要阳光一样。
- The soldiers blew up the enemy power plant. 士兵们炸毁了敌人的发电厂。