Because of similarity of chemical character, Zn and Cd give birth to accompany always, go to the plant by soil, then endanger the human health through the food chain.
由于化学性质相似，锌、镉在自然界总是伴生、伴存而造成伴随危害，经土壤到植物，继而通过食物链危害人类健康。
Make investigations on main district soil type and its distribution character, obtaining specific and accurate soil section physical and chemical property materials.
调查了研究区土壤主要类型及其分布特征，获得了详实的土壤剖面理化性状资料。
Soil basal respiration, soil biomass carbon, metabolic quotient are important indexes of soil microbiological, they relate to physical-chemical character of soil.
土壤微生物量碳、基础呼吸作用、土壤代谢商是表征土壤质量的重要指标，并且与土壤本身的理化性质有关。
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