Region mainly by the clayey soil and sandy clay sandy soil composition, soil type is calcareous cinnamon tide.

域内土质主要由粘质砂土和砂质粘土构成，土壤类型为石灰性潮褐土。

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Moreover, for different soil composition and different types of superstructure, to some extent, the force and deformation characteristics of the interaction system are different.

而且对于不同的土层组成，不同的上部结构形式，相互作用体系所表现的受力和变形特点也不尽相同。

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A soil engineering classification derived from the piezocone penetration test(CPTU) involves the uncertainty of correlation between soil composition and soil mechanical behavior.

采用孔压静力触探（CPTU）测试资料进行土的工程分类时，在土成分和力学性状等相关性方面会产生很多不确定性。

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Organic farming scores better on biodiversity and soil composition, according to a review of studies comparing conventional and organic farming by Britain's farming ministry.

ECONOMIST: What the birds and bees say

Phase II, planned for 2011, will identify both aquifers down to 3, 000 meters below the surface, study soil composition and aquifer replenishment, and prioritize areas for agricultural development.

UNESCO: launches initiative to identify groundwater and alleviate water shortages in Iraq | United Nations Educational, Scientific and Cultural Organization

We can now add soil composition to the list, as Curiosity became Earth's first visitor to the Red Planet to both gather and analyze Martian soil on its own.

ENGADGET: NASA Curiosity rover digs Mars, finds sulfur, chlorine and organic traces of unknown origin