研究了基塘生态系统的形成、结构特点、效益及土壤特征。
This paper deals with the formation, structural characteristics. benefits and soil characteristics of dike-pond ecosystems.
土壤环境容量是输入土壤生态系统污染物的最大允许负荷，此时该系统仍保持正常的结构和功能。
Soil environmental capacity is the maximum tolerable amount of pollutants inputed into a soil ecosystem, which still maintains its normal structure and functions.
随着人口的增长、土壤的退化以及环境的恶化，各种生态系统中土壤动物的结构与功能受到严重的干扰。
The community structure and function of soil fauna in ecosystems received severe negative impact with the increasing population, soil degradation and environment pollution.
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