土壤环境质量评价 meaning in Chinese
soil environment quality assessment
Examples
- The soil environmental quality evaluation on green production base in wuchang city
五常市绿色产业基地土壤环境质量评价 - Furthermore fnn can avoid the artificial influence on weight decision . 4 . the environmental quality evaluation of farmland in houhu farm in jianghan plain in view of the fuzzy attribution of land resource , the environmental quality of the farm is evaluated by using fuzzy set method
4江汉平原后湖农场土壤环境质量评价选取了b 、 mn 、 cu 、 zn 、 pb 、 cd 、农药作为评价指标，采用模糊综合评判法对后湖农场土壤环境质量进行了评价。 - In order to make rational use of and optimize the land resource , and to promote sustainable use of cropland , cropland quality evaluation is necessary for decision making of governor and land users . taking houhu farm in jianghan plain as an example , the evaluation indicators system of study area is established according to the basic principles of cropland evaluation with the mathematics methods used . then the cropland quality assessment in study area is developed by using geographic information system ( gis ) technology and based on the cropland quality indicator system
为了科学、合理、有效地评价和管理农用地，为农用地资源的可持续利用提供理论依据，本研究根据农用地评价基本原理，运用模糊数学、主成分分析法、特尔菲咨询法和模糊神经网络等数学方法和模型，结合地理信息系统技术，以江汉平原后湖农场为样区，建立农用地质量评价指标体系，开展农用地质量评价和土壤环境质量评价的研究。