Soil erosion is a result of comprehensive effect of geographical environment factors.
土壤侵蚀是地理环境各因子综合作用的结果。
Due to fewer rainfall, lean soil, serious soil and water loss and the long term negative effect of human activity, the ecological environment in hilly semi arid area is being degraded.
低山丘陵半干旱区气候干旱、土地贫瘠、水土流失严重，加上人类活动的长期负面影响，使得该地区生态环境不断恶化。
The environment factors, such as gradient, aspect and position of the slope, had effect to some extent on soil nutrient.
坡度、坡向、坡位等环境因子对土壤养分有一定的影响。
It has obvious effect on soil ecological environment and corn production through improving desertification by using peat.
利用泥炭改良沙化退化土地，已见明显土壤生态环境改善、作物增产的效果。
So that, according to the field study actual for many years, authors work the new evaluation system of the intensity of urban water and soil losses and its environment effect for reference.
因此，作者根据多年野外考察工作的实际，尝试性地总结出一套城市水土流失强度及其对环境影响的评价体系，供同行参考。
The two kinds of clay soil, after soaked in the different solution, were experimented to study their mechanical effect under different temperature environment.
本文将这两种状态粘土浸泡不同溶液后进行试验研究，探讨不同温度环境下原状土和重塑土的力学效应。
The rate of coverage of forest have an evident effect on many environment factors such as soil and water reservation ecological environment improvement.
森林覆被率在保持水土、涵养水源、改善生态环境方面起着很大作用。
Because of the effect of soil pollution, atmospheric environment pollution and self-metabolism, some harmful contents were also bioaccumulation in biotic fat during plant materials' growth.
因种植和生产过程、土壤、大气环境及自身代谢等因素影响，其不仅含有植物的主要功效成分，同时也有微量有害成分存在。
There is increasing concern about urban soil because of its effect on urban eco-environment quality and human health.
城市土壤影响到城市生态环境质量和人体健康，正日益受到关注。
Soil tillage changes the soil environment. But the effect of long-term soil tillage on kernel quality of winter wheat needs further research.
土壤耕作可改变土壤环境，但耕作方式对冬小麦品质的长期影响仍有待于进一步研究。
Vegetations play an important indicating effect in the environment of soil erosion.
植被在土壤侵蚀中发挥着重要的指示作用。
Polyacrylamide has not harmful effect on environment. In addition, its input expenditure is low. This new approach of preventing soil and water losses is deserved exploring deeply.
施用聚丙烯酰胺对环境无不良影响，而且投入费用较低，是一条值得探索的防治坡地水土流失的新途径。
The destructive effect for eco-environment systems of Soil salinization is attracting more and more attention.
对于生态环境系统土壤盐渍化带来的破坏性效果是越来越受到引人关注。
The destructive effect for eco-environment systems of Soil salinization is attracting more and more attention.
对于生态环境系统土壤盐渍化带来的破坏性效果是越来越受到引人关注。
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