没有被植物吸收的营养物质和水可以被循环利用，而不是流失到土壤中。
Any nutrients and water that are not taken up by the roots can be recycled, rather than being lost into the soil.
这可以从有机物质、氮素的循环和土壤肥力因素的改善得到证明。
This could be confirmed by the organic matter and nitrogen circulation and the improvement of soil fertility.
土壤动物是生态系统中特殊的组成部分，在生态系统的物质循环和能量转化过程中起着重要的作用。
Soil animals are special composition in ecosystem that play an important role in the substance circulation and energy transform.
土壤动物作为城市生态系统中特殊的组成部分，在生态系统的物质循环和能量转换中起着重要的作用。
Soil animals are special community in ecosystem which play an important role in the substance circulation and energy transform.
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.
土壤酶是一类稳定的蛋白质，参与了土壤中的生物化学反应，对土壤生态系统中物质的循环转化有重要的作用。
Soil enzymes are stable proteins that catalyze biochemical reactions and play important roles in circulation and conversion of materials in soil.
人造土壤机制体现出人类社会和自然界中，物质平衡、物质转化、物质流动与物流循环的运动过程。
The mechanism of artificial soil represents the movement process of material balance, material conversion, material flow and circulation of materials in the human society and nature.
凋落物分解是生态系统物质循环和能量流动的重要环节，而土壤生物是凋落物分解的主要完成者。
Litter decomposition is a key process of nutrient cycle and energy flow in ecosystems, while soil microorganism and soil fauna are the main executants of litter decomposition.
作为生态系统重要组成部分的土壤微生物，参与土壤中复杂有机物质的分解和再合成，促进C、N、S、P等的循环。
As an important component of the ecosystem of the soil microbes, involved in the complex of soil organic matter decomposition and re-synthesis, the promotion of c, n, s, p, etc. cycle.
作为生态系统重要组成部分的土壤微生物，参与土壤中复杂有机物质的分解和再合成，促进C、N、S、P等的循环。
As an important component of the ecosystem of the soil microbes, involved in the complex of soil organic matter decomposition and re-synthesis, the promotion of c, n, s, p, etc. cycle.
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