土壤养分流失是农田非点源污染的主要形式。
Soil nutrients loss is the main way of non point pollution from farmland.
土壤侵蚀与非点源污染是两大重要的环境问题。
Soil erosion and non point source pollution are two serious environmental issues.
农业非点源污染是当今环境污染的重要来源之一。
The non-point source pollution caused by agriculture is the main source of today's environmental pollution.
农业非点源污染是一种分布广泛的非点源污染类型。
Agricultural non point sources pollution is a popular one of non point sources pollution types.
农业非点源污染是江苏省各个地区普遍存在的环境问题。
Water pollution caused by agricultural non-point source was a universal environmental problem in Jiangsu province.
国内外许多研究表明，自然湿地能有效地控制非点源污染。
Many studies show that wetlands can control the non-point source pollution effectively.
在非点源污染研究过程中，土壤流失量的计算是一个重要环节。
In the research of non point pollution, how to calculate soil erosion modulus is a very important step.
土壤磷素的农业非点源污染是导致水体污染的最主要原因之一。
Soil phosphorus as agricultural non-point source pollution is one of the main factors which led to water pollution.
土壤磷素的农业非点源污染是导致水体污染的最主要的原因之一。
Soil phosphorus as agricultural non-point source pollution is one of the main factors which lead to water pollution.
各种土地利用类型营养盐输出系数是建立非点源污染模型的重要参数。
Nutrient export coefficient of land use is an important parameter for constructing model of non-point source pollution.
由于没有固定的污染源，控制非点源污染要比控制点源污染困难得多。
Because of not having a fixed point sources, it was difficult to control non-point sources.
由于没有固定的污染源，控制非点源污染要比控制点源污染困难得多。
Because of not having fixed point sources, it was difficult to control non - point sources.
农业非点源污染的流域分配研究对于提高环境质量具有重要的现实意义。
The study on watershed distribution of agricultural non - point source pollution is important to improve environmental quality.
应用“3s”技术进行农业非点源污染预测、控制和管理是最新的动向。
Applying "3s" technology to predicting, controlling and managing ANPSP (Agricultural Non Point Sources Pollution) is a new trend.
非点源污染负荷定量化评价方法：(1)建立了城市径流污染负荷模型。
Quantitative approaches for NFS pollutant loading assessment (1) pollutant loading model for urban runoff was developed.
根据排放方式的不同，水体污染可以分为点源污染和非点源污染两大类。
The water pollution can be divided into two major categories of point source and area-source pollution according to the different way of discharge.
坡地氮素淋溶是导致坡地土壤质量退化和农业非点源污染的重要原因之一。
Nitrogen leaching from a sloping land is one of the important causes of soil degradation and agricultural non-point source pollution.
因此，控制排水措施具有节约灌溉用水和减少农业非点源污染的重要意义。
It may conclude that the drainage control plays a significant role in water saving and non-point source pollution reduction.
农业非点源污染作为引起水质恶化的主要原因之一，已越来越受到人们的重视。
Agricultural non point source pollution is arising more and more attentions as one of the major causes leading to deterioration of water quality.
在点源污染得到初步控制的情况下，非点源污染已经成为水源地的重要污染源。
Under the circumstance that point source pollution is basically controlled, non point source pollution has already become an important pollutant source.
随着点源污染控制的加强，非点源污染逐步成为我国乡村流域污染物构成的主体。
With the strengthened control of point source pollution, the non-point source pollution gradually becomes the major parts of pollution in Chinese rural rivers.
农田排水是造成农业非点源污染的一个重要来源，由于其具有分散性而难以人为控制。
Agricultural drainage is one of important contributors of non-point source pollution, and it is difficult to treat in practice due to its dispersed nature.
水稻覆膜旱作栽培方式能对施肥造成的稻田地下水水质非点源污染起到良好的控制效果。
It has been proved that the film mulching cultivation had better control of underground water pollution caused by fertilizer application in rice field.
以大宁河流域为研究区域，应用SWAT模型进行了流域农业非点源污染负荷的模拟计算。
SWAT model was used to evaluate agricultural non - point source pollution of Daning River watershed.
雨水是城市环境中各种污染物的载体之一，受污染的雨水已经成为重要的城市非点源污染。
The rainwater is one of carriers of pollutants in urban-environment, and the polluted rainwater has been important urban non-point source pollution.
农业非点源污染主要由降雨径流、土壤侵蚀、地表溶质溶出和土壤溶质渗漏4个过程形成。
Agricultural non-point pollution is formed by 4 processes of rainfall runoff, soil erosion, surface solution stripping and soil solution seepage.
非点源污染负荷在水环境污染中所占比例日益增大，而农业生产活动又是最大的非点源污染。
The proportion of non-point sources in water environmental pollution was greater than before, and farming activity was the most important factor in agricultural non-point sources.
针对非点源污染模型中的输出系数模型，提出了一种基于历史水文水质资料的参数确定方法。
A method for obtaining parameters of export coefficient model by using hydrology and water quality data is presented.
氮素流入对水域的污染为非点源污染，主要导致地表水的富营养化、地下水硝酸盐含量过高等。
Nitrogen may cause non_point pollution in water in forms of eutrophication in surface waters and high nitrate concentration in ground water.
与点源污染相比，非点源污染具有随机性、间歇性、滞后性、复杂性等特点，不易控制和治理。
In contrast with point source pollution, non-point pollution is difficult to control and prevent because of its randomicity, intermittence, hysteresis and complexity.
应用推荐