种群分布格局总体上呈聚集型,随年龄增加聚集强度增加。
The population pattern was of clustered distribution, with the aggregating intensity increased with age.
方差分析表明该种群的聚集强度在树冠的上、下部间差异显著。
Variance analyses indicate the cluster intensity of this population is significant difference between the upper and lower crowns of citrus trees.
棘头虫种群在宿主不同体长组的分布类型为聚集分布,且聚集强度随棘头虫的种群平均丰度增加而增加。
The over-dispersion of the acanthocephalan population in host different body length groups was found, and the degree of the aggregation increases with the increases of mean abundance.
结果表明:烟草潜叶蛾幼虫在田间呈聚集分布,聚集强度不因种群密度的改变而改变。
The results are as follows: The distribution pattern of larvae is aggregative ( negative binomial distribution) . The aggregation dose not change with the densities of population of leaf miner.
种群格局信息维数能够刻划格局强度的尺度变化程度,揭示出种群个体分布的非均匀性状况。
The information dimension of population patterns quantifies the scale variation degree of pattern intensity, and discloses the unevenness of individual distribution.
分布的聚集强度与密度有关,随种群密度的升高而增大。
Its aggregation degree increased with the increase of population density.
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.
通过室内培养试验,研究了仲丁灵对土壤中三大类微生物种群动态变化和土壤呼吸强度的影响。
Effects of butralin on 3 major groups of soil microorganism population and soil respiration intensity were studied with cultivation, closed or direct absorption methods in laboratory, respectively.
通过两年的刈割干扰,结果表明:(1)羊草种群特征随刈割强度增大发生不同程度的变化。
The results showed that: (1) the population characteristics varied with the increasing of cutting intensities.
因此,对野生扬子鳄种群繁殖机理和长期存在于高强度人为活动的压力之下的生存对策的研究,是恢复野生扬子鳄种群数量,使其免遭灭绝的关键。
The key to save the wild Chinese Alligator is to know the breeding mechanism of the remaining wild population and its survival strategy under such a serious human pressure.
其聚集分布的强度随寄生虫种群平均密度的增加而降低。
The degree of the overdispersion decreases with the increase ofthe mean density.
在北方的一化性种群中,滞育强度随着纬度的降低而增强。
In addition, diapause intensity increased as the original latitude decreased within the northern univoltine area.
结果表明,阴香幼苗种群呈现集群分布,但在不同生境中种群的集聚强度和格局规模存在明显的差异。
The results show that all the seedling populations displayed an aggregated distribution pattern, but the aggregation intensity and pattern scale were different among the populations.
重要因子分析与关键因子分析相结合,有助于明确对种群动态产生实际作用控制因子及其作用强度。
It is very important for the dynamics of the insect with long longenity to analyse the important factors and key factors.
根据多种群锚方案试件的试验结果,研究了预应力群锚锚索锚固均质岩体模型的强度变形特征。
Pointed to the slope intact rock strengthened by the prestressed anchor cable group, laboratory model test was preceded.
同一群落中的不同种群或同一种群在不同的群落中其集聚强度和格局规模多有不同。
The intensity and scale of the pattern alter among different populations in a community or with the same populations in different co...
而聚集分布的种群其聚集强度指标则符合聚集特征。
To clumped populations, those are identical with the characters of clumped populations.
而聚集分布的种群其聚集强度指标则符合聚集特征。
To clumped populations, those are identical with the characters of clumped populations.
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