The comment has been made on present harmful heavy-metal elements in the soil along this lake area, and a suggestion has been put forward on the rational use of the soil resources in this lake area.
并首次对该区域土壤中有害性重金属元素的现状作了评述，进而提出了合理利用本区域土壤资源的建议。
Effects of soil sodicity and gypsum application on dynamical behavior of heavy metal elements under effluent irrigation were studied by means of soil column leaching method in laboratory.
采用室内土柱淋洗试验方法，研究了污水灌溉条件下土壤碱度和石膏应用对土壤中重金属元素动态变化的影响。
Soil organic matter is the major factor to influence the accumulation of heavy-metal elements.
土壤有机质是影响重金属积累的主要因素。
Soil organic matter is the major factor to influence the accumulation of heavy-metal elements.
土壤有机质是影响重金属积累的主要因素。
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