他说:“我们试图弄清楚这两个种群之间的生态学关系——它们会因为食物或是巢穴而竞争吗?”
We're trying to understand the ecological relationship—do they compete for food, for nesting sites?
从中美洲到南美洲的区域里,邮差蝴蝶展示着令人难以置信的颜色形式的变化,越是关系亲密的种群其颜色的差别越大。
Heliconius butterflies display incredible color pattern variation across Central and South America, with closely related species usually sporting different colors.
这些法则集合起来便成了另一种群体智能—这种法则与做出决策没有多大联系,但正好关系到同步的行动。
These rules add up to another kind of swarm intelligence-one that has less to do with making decisions than with precisely coordinating movement.
事实上,哈瓦群岛上的动植物种群已经成为巴林和卡塔尔两国因群岛所有权问题而造成的紧张关系的受益者。
Indeed, the flora and fauna of Hawar have been the main beneficiaries of the stand-off between Bahrain and Qatar over the islands' ownership.
3米高的矮种猛犸象种群一直在俄罗斯的弗兰格尔岛存活到3700年前,它们与现代大象有很近的血缘关系。
A population of 3 metre-tall dwarf mammoths survived on Russia's Wrangel Island until 3, 700 years ago. They were closely related to the modern elephant.
通过单位面积取样调查,定量地分析了开花期星星草无性系种群的数量特征及其与无性系大小之间的关系。
The relationship between quantity characteristic and the size of clone of Puccinellia Tenuiflora clone population at flowering stage sampled by unit area.
种群思想,批判了本质论,揭示了个体与群体的复杂关系,对现代哲学中人和社会的研究产生重要的影响。
The population thought criticized the essentialism, exposed the complicated relation of individual and colony, and made an important effect in the studying of modern philosophy to life and society.
樟子松种群自疏规律为:平均胸径与密度的关系符合负幂函数模型。
Regulation of self- thinning is that relationship between DBH and average density of population accords with negative power function.
防护林群落主要种群之间的关系以显著性负相关关系为主,种间关系为正关联的种对极少,主要种群之间竞争激烈,人工林主要种群之间的竞争比天然林的种间竞争激烈。
The relationship of the main populations in the community of protection forests was mainly negative association . The species-pairs with positive inter-specific relationship were very rare.
据一些种群的大小频率直方图和生存曲线讨论了部分生物的生存特征、空间分布及其与环境的关系。
The life property, the distribution and relationship of some organisms with the environment are discussed according to their size-frequency histograms and survivorship curves.
鸟类的鸣声中包含有丰富的生物学信息,研究鸣声对于了解鸣声与行为的关系、鸟类的种群结构及种属分类具有重要的实际意义。
Bird songs and calls as one of the most important features, which contain abundant biological information, are vital for the research of Avi-behavior, bird population structure and classification.
本文研究了杭州西溪河浮游甲壳动物的种类组成、种群动态、生物量及其与环境因子的关系。
Community structure of planktonic crustacean in the Xiqi river, Hangzhou including species composition, population dynamics and biomass, was studied .
从猪蛋白质(酶)多态性和DNA分子水平上估测出亲本种群间的遗传距离,探讨它们与基因杂合度及经济性状杂优率之间的关系。
Parental genetic distances were evaluated by plasma protein(enzyme) polymorphisms and DNA molecular level. Their relationship with gene heterozygosities and heterosis of various traits were analyzed.
由于单个的冰核细菌细胞并不具有冰核活性,因此,研究植物上冰核细菌的种群数量或密度是研究冰核细菌与植物霜冻害关系的关键。
Single cell of INA bacteria can not act as ice nucleus, therefor the key to the study on the relationships between INA bacteria and frost injury to plants is to study the population of INA bacteria.
林地鼢鼠种群是通过雌雄鼠的数量关系来调节种群繁殖。
The population breeding was regulated by the quantitative relationships between female and male in the woodland.
种群的镶嵌格局图直观的反映了种群之间在空间上的配置关系,并可给出镶嵌体的类型。
The diagrams of Mosaic pattern of populations are able to reflect directly the relation of Spatial disposition among various populations and provide the type of Mosaic.
分株种群集聚分布格局的规模、强度和纹理在水平空间上与放牧强度的变化表现出一致性的关系。
There were identical changes between seale, intensity, grain of ramet population distribution pattern and the stocking intensity in horizontal space.
测定了不同温度下莲雾毒蛾各虫态的存活状况,并就卵孵化率、幼虫存活率、蛹羽化率、产卵量和种群趋势指数等指标与温度的关系进行相关性分析。
The regression equations of the rates of hatching, larvae survival, emergence, the egg number laid by a female and population trend indices against temperatures were analyzed.
种群思想在批判本质论、揭示个体与群体复杂关系、研究人和社会关系等方面具有重要的认识论意义。
The population thought criticized the essentialism, exposed the complicated relation of individual and groups, and made an important effect in the study of modern philosophy to life and society.
本文以蚕豆和蚕豆蚜构成的人工种间关系系统为对象,研究了蚜虫种群动态和植物生理变化的关系。
The Experiments were carried out to study the relationship dynamics of Aphis craccivora population and Vicia faba between physiological stress on the basis of plant-insect experimental system.
对舞毒蛾卵块的种群动态与温度、湿度等气象因子相关分析。找出了相关系数较大的因子。
Through the relationship analysis between the egg block population and the meteorological factors such as temperature and relative humidity, the good correlation factors are found.
通过测定当前人类种群间的亲缘关系,作者们弄清了地球上早期人类迁移的路线。
By measuring how closely current populations are related, the authors trace the routes by which early humans migrated around the earth.
本文讨论了配位多面体的群重叠积分计算问题,给出了这种群重叠积分的一般形式以及它们满足的一些关系。
The formulation of group overlap integrals in coordination polyhedra is discussed. The basic expressions and some sum relations of group overlap integrals are given.
通过共培养的方法,研究了亚历山大藻和赤潮异弯藻种群竞争关系对UV B辐射增强的响应变化。
The responses of the interspecific competition between Alexandrium tamarense and Heterosigma akashiwo to UV-B radiation enhancement was studied by co-culture method.
本文正是以研究空间种群同步性机理为选题,研究了有色环境噪音和种群同步性的关系。
The subject of this dissertation is researching the mechanism of spatial synchrony; we discuss the relationship between colored environmental noise and population synchrony.
本文研究了浙江省松阳县关山源地区黄山松种群的密度与生物量动态以及它们之间的相互关系。
This study was carried out at Guanshanyuan, Songyang County, Zhe-jiang Province. Density and biomass dynamics as well as their interrelationship for Pinus taiwanensis populations are described.
不同放牧制度下,同一植物种群的枝条(叶片)重量差异极显著,且与枝条(叶片)数目之间回归关系显著。
The single tiller weight of the same plant was significantly different among grazing systems, besides, there was a significantly correlation with the number of tillers.
最终的目的在于更好的理解其他相近种群间的关系,特别对于病毒和细菌。
The eventual goal is to better understand relationships between other closely linked species, particularly when it comes to drugs and bacteria.
最终的目的在于更好的理解其他相近种群间的关系,特别对于病毒和细菌。
The eventual goal is to better understand relationships between other closely linked species, particularly when it comes to drugs and bacteria.
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