本文运用参数法，对江苏省东台市主要农业土壤肥力进行综合定量评价。
Based on the parametric method, this paper comprehensively evaluates the main agricultural soil in Dongtai, Jiangsu Province.
土壤微团聚体具有影响土壤理化生物性质多方面的作用，可能作为评价土壤肥力水平的综合指标。
Soil microaggregates can influence the soil physical, chemical and biological properties and may be used as an overall index for evaluating the fertility level of soil.
文章对其原理、特点及其近年来国内在土壤分类和土壤肥力、污染、腐蚀等质量评价中的应用及进展进行了评述。
The principle, characteristics and its current application in classification, fertility, pollution and corrosion of soil environmental quality assessment in recent years are reviewed in the paper.
利用野外调查和室内分析相结合对湖北省苇田土壤肥力状况进行了比较分析，并对全省苇田资源进行了生产力评价。
Reed soil fertility conditions in Hubei Province were compared and analysed, and the quality of reed soil resource was evaluated and graded through field survey and laboratory analyses.
各处理第3季的水稻产量与土壤肥力综合评价值呈显著正相关。
For the 3rd cropped rice, the yield was significantly correlative with soil fertility.
三种酶可以作为评价黄河三角洲冲积平原湿地土壤肥力的指标。
So enzyme activities could be used as an index for soil fertility evaluation of wetlands covered with different vegetation in Yellow River Delta.
研究区域土壤碳库的分布特征对于全球变化研究、土壤肥力和生态系统的功能评价具有重要意义。
It is important to research on the distribution rule of the regional soil carbon pool for the study of global change, soil fertility and ecosystem function appraisal.
采用该方法进行土壤肥力质量评价能较客观地反映土壤肥力状况，为地统计研究成果实际运用提供了思路。
The application of this comprehensive method provides accurate and objective information on the soil fertility quality. It also gives a new practical approach to Geostatistics.
用酶活性的总体进行土壤肥力水平评价的可能性。
It is a possible that the study of total soil enzyme activity appraise the level of soil fertility.
结果表明，灰色关联分析是综合评价土壤肥力状况及肥力等级划分的一种有效方法。
The results show that this new method is an effective one which can be used for comprehensively evaluating the level of soil fertility and establishing soil fertility grades.
土壤主成分分析能较为客观地评价土壤肥力水平。
Soil fertility could be evaluated objectively by principal component analysis.
本研究在分析河南省烤烟种植区各项肥力指标的基础上，建立了烤烟土壤肥力适宜性评价指标体系。
Based on analysis of the physical and chemical properties of soil samples collected from Henan tobacco plantation area, the index system of soil fertility adaptability of tobacco was established.
本研究在分析河南省烤烟种植区各项肥力指标的基础上，建立了烤烟土壤肥力适宜性评价指标体系。
Based on analysis of the physical and chemical properties of soil samples collected from Henan tobacco plantation area, the index system of soil fertility adaptability of tobacco was established.
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