A field experiment was conducted to study effects of root pruning at returning green stage on population structure, soil water and yield formation of winter wheat.
通过田间试验研究了返青期不同程度根修剪处理对冬小麦群体结构、土壤水分及产量形成的影响。
Soil aggregate is the main component of soil and the basic unit of soil structure. Its formation and stability are realized by the effects of all kinds of cementing substance in soil.
土壤团聚体是土壤的重要组成部分、土壤结构的基本单位，其形成和稳定主要是通过土壤中各种胶结物质的胶结作用实现的。
The invasion and settlement of soil animals is an important pathway of the formation of soil animal community structure in abandoned mine land.
土壤动物的侵入与定居是矿区废弃地群落结构形成的重要途径。
The formation of piping is controlled by the structure, physical and mechanical properties of the soil for the base of dike and flood level.
管涌形成主要受控于堤基土体结构、土的物理力学性质和洪水位，经过不断改进的减压井等工程措施对防止管涌是有效的。
Soil organic carbon has been regarded as one of the most important pools that retain CO 2, and a binding agent influencing soil structure formation and stability.
土壤有机碳的形成抵押了二氧化碳的排放，也促进了土壤结构的形成并提高其稳定性。
A field experiment was conducted to study effects of root pruning at returning green stage on population structure, soil water and yield formation of winter wheat.
通过盆栽试验研究了根修剪对冬小麦根系效率、水分利用及产量形成的影响。
A field experiment was conducted to study effects of root pruning at returning green stage on population structure, soil water and yield formation of winter wheat.
通过盆栽试验研究了根修剪对冬小麦根系效率、水分利用及产量形成的影响。
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