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index of soil quality 土壤质量系数
The development of soil protection strategies: does soil quality assessment help? 土壤质量评价在土壤保护策略发展过程中的作用?
However, the diagnosis using only chemical methods could not express and demonstrate the holistic characteristic of soil quality. 单纯依靠化学方法进行污染诊断,不能表征土壤环境的整体质量特征。
Soil quality refers to the capacities of soil for sustainable crop productivity, environmental quality and health of biota in the ecosystem. 土壤质量是土壤在生态系统边界范围内维持作物生产能力，保持环境质量及促进动植物健康的能力。
Result indicates the pedology research, soil conductance leads this one parameter to have contained many ways of soil quality information. 土壤学的研究结果表明，土壤电导率这一参数包含了土壤品质的多方面信息。
HU Yueli,WU Xiaofu.Discussion on soil microbial biomass as a bio-indicator of soil quality for Latosol Earth[J].Journal of Central South Forestry University,2002,22(3):51-53. [3]胡曰利;吴晓芙.;土壤微生物生物量作为土壤质量生物指标的研究[J]
The correlation among soil microorganism quantity, enzyme activity and soil nutrient content is the significant, it can be used as evaluation index of soil fertility. 土壤微生物数量、酶活性与土壤养分间呈显著相关关系，可作为评价土壤肥力的指标。
The Quality for Rand and Index of Matrix Power. 矩阵乘幂的秩及其指标的性质。
There are some clods of soil on the mat. 垫子上有些土块。
Harden, J.W (1982) "A quantirative index of soil development from field descriptions, examples from a chronosequence in Central California", Geoderma, 28: 1-28. 陈建任（2004）琉球屿海阶土壤之化育作用，屏东，国立屏东科技大学环境工程与科学系硕士论文，121页。
A person's face is often an index of his mood. 一个人的脸部表情常常反映这个人的情绪。
This kind of soil contains much alkali. 这种土壤含碱丰富。
It will actively develop new sources of rural energy,try to slow down the destruction of vegetation and the deterioration of soil quality caused by the shortage of energy in rural areas. 那将积极发展农村新能源，努力减缓由于农村能源短缺造成的植被破坏和土质下降。
It's rich there because of the fertility of soil. 因为土地肥沃，那儿很富裕。
It will actively develop new sources of rural energy, try to slow down the destruction of vegetation and the deterioration of soil quality caused by the shortage of energy in rural areas. 积极发展农村新能源，努力减缓由于农村能源短缺造成的植被破坏和土质下降；
Clods of soil stuck to the spade. 土块黏在铁铲上。
Abstract The osculating value method is applied to the prior order of soil quality in this paper, a new method of classification is put forward according to the sharp change of osculating value. 摘要本文将密切值法应用于土壤质量排序中，并提出了按密切值大小的突变进行分类的新方法。
The changes of biological characteristics of soil quality were discussed by comparing micropopulation and soil enzyme activities in forest land and eroded farmland with different years of reclamation. 通过研究比较林地、不同开垦年限的侵蚀农地中微生物区系与土壤酶活性，分析了土壤质量的生物学特性的变化过程。
The increasing sale of luxury goods is an index of the country's prosperity. 奢侈商品销售量日增是该国繁荣的标志。
The face is the index of the mind. [谚]脸是心灵的镜子。