environmental heterogeneity

The aggregation was caused by both its behavior and environmental heterogeneity .

聚集原因是由昆虫本身的聚集行为与环境异质性共同作用所致。

In the evolutionary process , plants may have constituted various adaptive strategies to cope with environmental heterogeneity .

在进化过程中，植物可能形成了各种有效利用环境异质性的生态适应对策。

Plants must have reactions to environmental heterogeneity in order to get their exists .

植物为了获得其生存、生长和繁殖所需的资源，必然会对这种异质性环境做出适应性的反应。

Previous studies show that it is of great significance to consider individual differences and environmental heterogeneity in a population dynamics model .

前人的研究结果表明，考虑个体的差异和环境的异质对种群动力学模型具有重要意义。

In principle , clonal growth contributes markedly to the ability of clonal plants to make use of environmental heterogeneity .

克隆生长使得克隆植物在理论上更容易适应于异质性环境。

Environmental heterogeneity and revegetation on the Loess Plateau

黄土高原环境异质性与植被的恢复与重建

Environmental heterogeneity promote happen of structural variations . Facultative apomixes preserve the variations .

环境的异质性促进了淡黄花百合染色体结构变异的发生，兼性无融合生殖使其染色体所发生的结构变异得以保存。

From the general ecology of a species it is possible to derive a quasi-quantitative measure of environmental heterogeneity .

从物种的一般生态可以推导出环境异质性的拟数量测度。

Biological characteristics ( e.g. seed dispersal limitation ), and environmental heterogeneity may be the important mechanism to shape species spatial pattern in this area .

种子扩散限制等种群生物学特性以及生境异质性影响可能是物种空间格局形成的主要机制。

The population aggregation is influenced by environmental heterogeneity when the average density is low , but mainly determined by its own behavioral custom when the density is relatively high .

成虫聚块的大小和面积与平均密度有关。低密度时种群的聚集主要由于环境的异质性；

Between natural populations and cultivars , the genetic diversity among six natural populations was much higher than that between two cultivars , owing to the environmental heterogeneity of natural populations .

在天然居群与栽培品种（系）间，天然居群的遗传多样性也明显高于栽培品种（系），这与天然居群异质性的生境特点密切相关；

This effect is also a phenotype reaction of offsprings themselves to the environmental heterogeneity . It is an important source of evolutionary dynamics , and might be a mechanism of population regulation .

它是子代对环境异质性的一种表型反应，是种群进化的一种动力，也可能是种群调节的一种机制。

So . spatial division of labor may contribute more greatly to ability for the clonal plants to exploit environmental heterogeneity . Its effect on performance of clonal plants at different altitudes may be different .

结果显示，过路黄和野草莓发生了环境诱导的克隆内分工，这种克隆内分工有利于克隆植物对资源交互斑块性环境的利用，同时克隆内分工对不同海拔梯度上克隆植物生长的影响可能不同。

Forest gap leads to the formation of environmental heterogeneity , which plays an important role in the distribution of species , community dynamics and biodiversity . Further , it also influences forest regeneration and succession .

因林窗的发生而导致的环境异质性，对林窗内物种分布、种群动态及物种多样性所产生的影响以及对森林演替和更新所起的重要作用乃是人们广泛关注的问题。

Under the influence of the environmental heterogeneity and human activities , the distribution pattern of the forest land was the clustering style but the brush and the open forest approximately had the random spatial distribution pattern .

有林地在研究区内呈集群分布而前期灌木林和后期疏林地近似呈随机分布。

The ratios of infrared and visible light radiation to total solar radiation varied with the seasons at the center and north edge of the canopy gap , which fully indicated the environmental heterogeneity within the canopy gap .

林窗中央和北侧林冠下的红外辐射及可见光在总辐射中所占份额随季节的变化而不同，充分显示了林窗辐射环境的异质性；

It suggested the more heterogeneous the environments the more variable the sclerophyllous oaks . Population variability and species evolution associated with the environmental heterogeneity such as climate , local dominant current , habitat , topography and soil .

环境的异质性越高，高山栎类的变异越大，种群变异和物种进化与气候、生境、地形地貌和土壤等环境的异质性密切相关。

Environmental heterogeneity and trade-off of energy distribution between different life history traits caused differentiation of the flight strategies in insects . Many kinds of insects have degenerate the ability to fly , and exist the so-called phenomenon of wing polymorphism or wing dimorphism .

环境的异质性和生活史特征之间能量分配的生理权衡导致了昆虫在飞行策略上的分化，许多种类的昆虫出现了飞行能力的退化，也就是所谓的翅多型或翅二型现象。

The land division for afforestation is carried out by the principle of environmental heterogeneity among regions on large scale , according to the difference of ail temperature , moisture and type of coast geomorphy . It may be classified into 7 legions , 12 sub-regions and 55 districts .

海岸带（包括岛屿）造林地立地类型大尺度的分区，根据气温、水分条件、海岸类型分为7个带12个亚带55个区。

Because of the special geographic situation of Qinling Mountain , it characterized by an obvious environmental gradient , habitat heterogeneity and relatively low human disturbance .

秦岭山地的特殊地理状况，使得它具有浓缩的环境梯度和高度异质化的生境、相对较低的人类干扰强度的特点。

Phenotypic plasticity is the environmental modification of genotypic expression and an important means by which individual plants respond to environmental heterogeneity .

表型可塑性是生物变异中由环境引起的一种变异，是植物适应的一种重要方式。