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- Relationship between the spatial distribution pattern of Dictyploca japonica eggs and the environment. 银杏大蚕蛾卵空间分布与环境关系的研究。
- In the next 50 years, the spatial distribution pattern of permafrost will alter significantly on Qinghai-Tibet Plateau. 未来50年,青藏高原多年冻土空间分布格局将发生较大变化。
- Xu Shangp ing, Tao Shu, Xu Fuliu et al. Spatial distribution pattern of trace elem ents contents in the so il in Inner M ongo lia [J \]. [徐尚平;陶澍;徐福留等.;内蒙土壤微量元素含量的空间结构特征[J\\]
- The spatial distribution pattern and sampling methods for the adult of litchi stink bug (Tessaratoma papillosa Drury) are analysed with six species aggregation indices. 本文用6种聚集度指标研究了荔枝蝽成虫空间分布型和抽样技术.
- Disperse coefficient (C),Cassie index (C A ),clumping index (I) and patch index (m /m) were adopted to measure the spatial distribution pattern of sucking lice. 吸虱空间分布格局用分布型指数中的扩散系数 (C)、Cassie指数 (CA)、丛生指数 (I)及聚块指数 (m /m)测定。
- A stepwise regression method was applied to explore the relationship between the spatial distribution pattern of Solidago canadensis and anthropogenic activities. 结果表明:加拿大一枝黄花在浙江省的分布存在明显的空间异质性;
- Based on the clump intensity index, regressive analysis method and zero frequency method, the spatial distribution pattern of Latori bicolor (Walker) larvae was studied. 应用聚集度指标法、回归分析法、零频率方法对两色绿刺蛾幼虫在毛竹林间的分布型进行测定。
- The characteristics of A. splendens community near Haiyan County, such as spatial distribution pattern, species richness and biomass, were examined in this paper. 对青藏铁路西格段海晏县附近的芨芨草草原的空间分布特征、物种丰富度和生物量等特征进行了分析。
- The spatial distribution pattern of the larvae of Leis axyridis (Pallas) was of the aggregate pattern and fitted with the negative binomial distribution. 异色瓢虫幼虫在烟田的空间分布型为聚集分布,并符合负二项分布。
- The gross population of each province and city is predicted by gray theory and the population spatial distribution pattern is forecasted by employing spatial autocorrelation theory of GIS. 摘要运用灰色理论对我国各个省市未来人口总量进行预测,并应用GIS的空间自相关理论和方法对未来人口空间分布模式做出预测。
- The spatial distribution pattern of overwintering larvae of Dichocrocis punctiferalis Guenee was examined by the aggregation indices, liner regression analysis and methods of comparative frequency. 应用聚集度指标检验、线形回归方程检验和比较频次法,研究探讨了桃蛀螟越冬幼虫的空间分布型。
- In the same scale, the tree spatial distribution pattern is related to MMD.Different MMD leads to irregularly changed spatial distribution patterns. 在同一尺度下,油松林空间分布格局的判定与起测胸径的大小有关,起测胸径不同,分布类型也会有变化,并且这种变化没有规律性。
- The fractal properties of the spatial distribution pattern of different populations in Yunwushan Nature Reserve were reflected through the box dimensions.The result shows that Stipa bungeana Trin. 摘要对宁夏云雾山草原自然保护区植物种群分布格局的分形计盒维数进行了研究。
- Therefore, same MMD should be adopted in the analysis of tree spatial distribution patterns. 因此,在分析林木空间分布格局时应采用相同的起测胸径。
- The spatial distribution patterns of the egg masses were measured based on the models by David and Moore (1954) and Lloyd (1967). 采用David and Moore(1954)和Lloyd(1967)两种方法,分别测定了11块茶园1,2代茶毛虫卵块空间分布图式。
- spatial distribution pattern of landscape 景观格局
- tree spatial distribution pattern 林木空间分布格局
- By use of the aggregation indexes method, regressive model analysis method and zero frequency method, the spatial distribution patterns of Apriona germari (Hope) larva were studied. 运用聚集度指标、回归模型、零频率等方法对福建闽北地区杨树粒肩天牛幼虫的空间格局进行测定。
- Spatial Distribution Pattern of Cathaya argyrophylla Population 种群分布格局的多尺度分析
- Spatial Distribution Pattern of Nymph of Psylla pyrisuga Forster 梨木虱若虫空间分布型初报