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.
植物外来种对生态系统的影响主要体现在生产力、土壤营养、水分、干扰体制、群落的结构和动态等方面。
The effects of exotic species to ecosystems are mainly on the productivity, soil, water, disturbance, community structure and dynamics.
土壤动物是陆地生态系统的重要组成部分，对系统内物质的循环、能量的流动、转化以及土壤结构的形成和改良具有重要作用。
The soil animal is a major component of the terrestrial ecosystem, and plays an important role in material recycling, energy conversion, and soil structure forming and improving.
在屋顶建设一个蓄水池，有土壤贮壁结构，里面放些藻类、鱼类，形成小型生态系统以保证水质的新鲜。
A reservoir is built in housetop, have structure of wall of edaphic lay aside, some of alga, fish is put inside, form small-sized ecosystem with assuring water quality fresh.
过度的放牧行为致使若尔盖高原湿地生物量减少、土壤结构变化，造成生态系统总服务价值和服务水平下降。
Overgrazing induced the biomass reduction and soil deterioration, resulting in the decline of Ruoergai Plateau wetland ecosystem service value and service capacity.
过度的放牧行为致使若尔盖高原湿地生物量减少、土壤结构变化，造成生态系统总服务价值和服务水平下降。
Overgrazing induced the biomass reduction and soil deterioration, resulting in the decline of Ruoergai Plateau wetland ecosystem service value and service capacity.
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