1) speciation
[英][,spi:si:'eiʃən] [美][,spisi'eʃən]
物种分化
1.
Molecular Phylogeny and Species Speciation of Adoxaceae.s.s;
狭义五福花科的分子系统学和物种分化
2.
Study on Molecular Systematics, Speciation and Biological Characteristics of Zacco Platypus (Cypriniformes: Cyprinidae) in China;
中国宽鳍鱲Zacco Platypus (Cypriniformes: Cyprinidae)分子系统学、物种分化及其生物学特性的研究
3.
In the present study, based on molecular data, morphological characters and distribution information, the phylogenetic relationships and speciation process of Rhinogobio and Pseudogobio were analyzed respectively, which lead to the following results.
本研究从分子水平,并结合形态特征和地理分布,对这两个属鱼类的系统发育关系、物种分化现状进行了研究。
4) species distribution
物种分布
1.
Application and comparison of generalized models and classification and regression tree in simulating tree species distribution;
广义模型及分类回归树在物种分布模拟中的应用与比较
2.
The stability constants and species distributions of complexes of two lanthanide ions,Eu(Ⅲ) and Tb(Ⅲ),with a macrocyclic ligand,3,6,9,17,20,23-hexaazo-29,30-dihydroxy-13,27-dimethyl-tricylco-[23,3,1,1~(11,15)]triaconta-1(28),11,13,15(30),25,26-hexane(BDBPH),in 1∶1 and 2∶1 system,were determined potentiometrically in 50% ethanol solution,at 35.
用电位滴定法研究了24元大环多胺(BDBPH)-Eu(Ⅲ)和BDBPH-Tb(Ⅲ)溶液中络合物的稳定性和物种分布,分析了不同pH条件下各物种的存在形式及变化趋势。
3.
The review focus on that the response of species distribution to global warming.
综述了物种分布对全球变暖的响应。
5) species ditribution
物种分配
补充资料：濒危物种
处于危亡状态的物种。如大熊猫、白鳍豚、朱fe64、银杉、珙桐等。数量稀少，地理分布狭窄。其绝灭趋势除与自然灾害有关外，主要是受人类活动的影响，如不合理的土地利用、森林破坏、水体污染等。其种类仍在不断增加。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条