土壤结构的恶化很难挽回。
土壤有机质是形成土壤结构的重要因素。
Soil organic matters are an important factor affecting the formation of soil structure.
土壤结构、成分、微量元素含量影响水的质量。
The soil structure, composition and content of trace elements affected the quality of the water in these areas.
海地的土壤非常贫瘠，即使施以大量化肥也无法恢复土壤结构。
Haiti's soil is so thin, even massive amounts of chemical fertilizers can't restore soil structure.
土壤的压实往往造成土壤结构的破坏和土壤的退化。
Soil compaction often makes soil structure destroying and soil degrading.
只要土壤结构能够保持，他们就能够种出优良的谷物。
They will grow good cereal crops so long as soil structure is maintained.
机械稳定性随土壤的层理和土壤结构中各相情况而变化。
The mechnical stability, varies with soil texture and with various phases of soil structure .
该文研究土壤结构改良剂对土壤水分动力学参数的影响。
In this paper, the effects of soil amendments on soil hydrodynamic parameters were studied.
研究如此的雪崩能让行星地理学家较好地了解火星土壤结构。
Studying such avalanches allows planetary geologists to better understand soil configurations on Mars.
土壤团聚体稳定性是评价土壤结构和土壤物理形状的重要指标。
The soil aggregates stability is one of the important factors to analyze soil structure.
石油污染给海洋资源带来极大的危害，破坏土壤结构和生态平衡。
Petroleum pollution brings a great danger to ocean fishery resource, destroy the natural structure of soil and affect the ecological balance.
在某些国家中，尤其是法国，石膏在农业上用作为土壤结构改良剂。
In some countries, especially France, gypsum is used agriculturally as a structure-improving agent for the soil.
石油污染对海洋渔业资源危害巨大，破坏土壤结构，影响生态平衡。
Petroleum pollution bring a great danger to ocean fishery resource, destroy the natural structure of soil and affect the ecological balance.
与加速沉积有关的条件包括流域面积，沟壑发育状况和土壤结构等。
Conditions that are correlated with accelerated deposition include drainage area, gully development, and texture of source material.
免耕、垄作、秸杆覆盖相结合能改善并维护土壤结构，提高土壤肥力。
Combined measures of no-tillage, mulch straw and ridge cultivation can improve and increase soil fertility.
结果表明土壤母质岩性、母岩裂隙、土壤结构对石榴品质有一定的影响。
Results indicated that soil lithology, rock cranny and soil structure had a certain impact on quality of megranate.
开垦荒地和翻耕农田导致土壤结构破坏，加速土壤有机碳（SOC）损失。
Reclaiming virgin land and plowing cropland destroy soil structure and accelerate the loss of soil organic carbon (SOC).
另一项最新研究发现，单独一次耕作不会对通常不耕作的土地产量或土壤结构造成破坏。
Another recent study found that a single tillage does not harm yield or soil structure in land that is normally not tilled.
同时，高分子经过自然降解转化为有机物质，可在较短时间内改善土壤结构。
It improved the soil granular structure in a short time, since high molecular compounds naturally degraded into organic matters.
堆肥腐烂有机体的混合物，如树叶或粪便，用来改善土壤结构并增加土壤养分。
A mixture of decaying organic matter, as from leaves and manure, used to improve soil structure and provide nutrients.
土壤生物和酶活性在改善土壤结构、养分循环、有机质分解和保持中起重要作用。
Soil organisms as well as enzyme activities perform important functions in soil, including structure improvement, nutrient cycling, and organic matter decomposition and retention.
另外由于植物根系影响土壤结构与含水率，所以根系对土壤水势的影响也不可忽略。
In addition, plant root can also influence soil structure and water content, so the influence of plant root on the soil potential should not be neglected.
土壤有机质含量增加，土壤结构得到改善，弃耕地植被得到恢复，第一生产力提高。
Soil organic matter content was increased, soil structure was improved, the vegetation of discarded field was restored, and the first production was progressed.
土壤结构、水力负荷、COD负荷、配水次数及配水浓度等对净化能力均有一定的影响。
The soil structure, the hydraulic loading, COD loading, the frequency of leachate dosing and the concentration of influent, to some extent, all affect the purification ability.
地下水脆弱性主要是由含水层中的环境地球化学效应和包气带土壤结构效应共同作用的结果。
Groundwater vulnerability results from the reaction environmental geochemistry effect in aquifer and soil structure in unsaturated zone.
秸秆还田还能增加土壤有机质、改良土壤结构、增加了土壤肥力，能使作物生长更健壮，产量更高。
The straw still can increase the soil organic matter, improve the soil structure, increasing soil fertility to return the field, can make the crop grow more stalwart, the output is higher.
能提高树体的抗旱和抗寒能力，改善土壤结构，增加土壤肥力，提高柑桔品质和产量，降低防治费用。
It could enhance the tolerance of citrus to drought and cold, improve the soil structure and fertility, increase the quality and yield of citrus fruit, and reduce the cost of control.
能提高树体的抗旱和抗寒能力，改善土壤结构，增加土壤肥力，提高柑桔品质和产量，降低防治费用。
It could enhance the tolerance of citrus to drought and cold, improve the soil structure and fertility, increase the quality and yield of citrus fruit, and reduce the cost of control.
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