对各生境植被因素和蝗虫群落所进行的主成分分析,结果非常理想,两维主成分的累计方差贡献率分别达到了92.558%和78.566%。
The results of PCA analyzing the vegetation factors and grasshoppers community showed, the cumulative percent of two principal components reach 92.558% and 78.566%, respectively.
通过对小生境遗传算法的分析,本文还提出了一种新的基于聚类分析的排挤小生境算法。
A new crowding niche genetic algorithms based on clustering analysis is proposed in this work through analysis of niche genetic algorithms.
本文采用数量化分析方法,对呼伦贝尔草原黄羊春季采食生境选择进行了研究。
Spring foraging habitat selection by Mongolian Gazelle (Procapra gutturosa) in Hulun-Beir grassland was studied with cluster analysis.
各分析尺度上诸生境因子间的相关关系基本稳定。
The correlations among the habitat factors are stable on all scales analyzed.
蚊媒生境类型与发病率关系分析。
探讨了各种蕨类的适生土壤类型和光照条件等生境条件,并进一步分析了这些蕨类在上海绿地的应用前景。
The paper studies the living elements of the ferns from Shanghai, such as the soil, the illumination, and so on. We also analysis their prospect of landscape application.
通过对白浪河现状进行SWOT分析,确定湿地生境恢复的原则、目标及相应的技术措施。
In this paper, through the SWOT analysis of the current conditions of Bailanghe River wetland Park, the principle, objectives and technical measures of wetland habitat restoration is fixed.
通过野外对灰鹤生境的观察和综合分析,确定灰鹤冬季生境选择的影响因子。
Through observation and compound analysis, the principle factors of common crane winter habitat selection was identified.
而相似性分析表明,各生境之间的蝶类相似性系数很低。
Similarity coefficient of butterfly species was very low in different habitats.
为给贵州三叶木通的规范化种植提供一定参考,应用土壤农化分析的相关方法对其生境土壤理化特性进行了研究。
The soil physicochemical property of Akebia trifoliata habitats was studied by the related soil analysis method to provide reference for standardization cultivation of Akebia trifoliata in Guizhou.
本文通过分析水土流失与人类活动及生境演变的关系。
In the paper, the relationships between soil erosion and human activities as well as the succession of habitation have been analysed.
另外又根据花性状对21个物种进行聚类分析,探讨了聚类分组结果和根据偏好生境分组结果的异同。
We also divided 21 species into three clustering groups of floral traits, and had a comparison between the habitat types and the clustering groups.
分析了分布种类、栖息生境、种群数量、生活习性、留居情况、区系特征。
The paper analyzes distribution species, habitat settings, population quantity, living habit and characteristics, residence condition and serial features.
针对湿地水禽生境退化的原因,本文基于GAP分析方法,提出了洞庭湖自然保护区的调整方案和湿地水禽生境的保护策略。
With the reason of the degradation of Wetlands waterfowl habitat, the Dongting Lake wetland waterfowl habitat conservation plans were put forward based on GAP analysis method in this paper.
本文根据历年在太原盆地各个生境逐月鸟类路线统计的资料,综合分析了一年内的鸟相变化规律;
According to the some year data of line transect census monthly in the various habitats of Taiyuan Basin, this paper has comprehensively analysed the variable regularity of bird's phase;
对伊犁地区兽类进行了全面考察,共计6目18科47属62种。近而讨论了兽类在不同生境中的分布,并对其动物地理分布和区系组成进行了分析研究。
The mammalia in Ili area, are belonging to 62 species, 47 genera, 18 families, and 6 orders. The relationship between mammalia and their habitats, zoogeographical distribution and fauna are discussed.
对海南鳽发现地的生境进行了初步调查,分析了海南鳽的致危因素并提出了保护建议。
A survey on the habitat of G. magnificus was conducted, while threats were analyzed and conservation actions was suggested for this species.
本文采用密度生境样方法对夏蜡梅的分布数量进行了调查和研究,并对其区系成分、群落类型进行了分析。
Its distribution and population number were investigated with site-plot methods in this paper, and its floristics composition and types of Community were analysed too.
本文采用密度生境样方法对夏蜡梅的分布数量进行了调查和研究,并对其区系成分、群落类型进行了分析。
Its distribution and population number were investigated with site-plot methods in this paper, and its floristics composition and types of Community were analysed too.
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