Long-term effects of pollutants

Effects of simulated acid rain on form of REEs were investigated in both short-and long-term pollution using soil columns.

采用人工土柱淋溶试验方法,研究了模拟酸雨对短期污染和长期污染土柱中稀土元素迁移和形态分布的影响。

Research of groundwater pollution effect in coal gangue stack area;

煤矸石堆积区地下水污染效应研究

The occurrence,migration,accumulation and distribution of lead in a soil-rice system, its pollution effect,and the relevant resistance mechanism are reviewed.

综述了土壤———水稻体系中的重金属铅的存在形态和迁移、积累、分布规律 ,以及铅的污染效应及其抗性机制 ,以期阐明铅污染对稻米安全生产影响机制及其生理生态基础 ,为优质安全稻米的改良育种和生物调控 ,以及无公害稻米安全质量标准的制定和优质安全栽培技术的确立提供理论指

The pollution effects and accumulation rules of nickel were studied in the sandy loam paddy soil for rice and in the meadow soil for corn by pot experiments.

通过盆栽试验,分别探讨了镍在砂壤水稻土中对水稻和在草甸黑土中对玉米的污染效应和累积规律。

APPROACH TO THE MODEL OF LONG PERIOD POLLUTION LOAD OF URBAN RUNOFF

城市降雨径流长期污染负荷模型的探讨

The Molecular Ecological Effects of Long Term Organophosphate Pesticides Contamination on Soil Microorganisms;

有机磷农药长期污染土壤的微生物分子生态效应

Studies on the Long-term Forecast of PM_(10) Concentratio in Xi'an City;

西安市PM_（10）污染特征及污染深度中长期预报研究

Prolonged exposure to these pollutants may result in chronic disease.

长期接近这些污染气体，就会引起各种慢性疾

The Controlling Countermeasures and Advises of Air Environmental Pollution in Changchun

“十五”期间长春市大气环境污染防治对策及建议

Study on the Issues of Agricultural Growth and Environmental Pollution in the Process of Transition in China

转型期中国农业增长与环境污染问题研究

Structural Characteristics of Humic Acids from a Long-Term Petroleum Contaminated Soil

长期石油污染土壤中胡敏酸结构特征的研究

Soil Naphthaline Pollution Stress on Corn(Zea mays L.)Seedling Physiological Effect

土壤萘污染对玉米苗期生长和生理的影响

Effect of cadmium on the growth and quality of rice (Oryza sativa L.) In different growth period

镉污染对水稻不同生育期生长和品质的影响

long-range transport of atmospheric pollutants

大气污染物的长程飘移

Convention on Long-range Transboundary Air Pollution

长程越界空气污染公约

He said: "In the long run, all those things such as starvation, polluted water supplies and birth defects could happen."

他说：「长期来说，将会有饥馑、水源污染、生育残缺和所有这类事件发生。」

CAUSES: Failure to maintain the skin under the day and polluted environment or exposure to the irradiation of ultraviolet rays.

成因：肌肤在乾燥，环境污染及紫外线照射下长期得不到养护。

Characterization and relationship of long-term visibility and air pollutant changes in the Hongkong region

香港大气能见度与污染物长期变化的特征和相互关系

A study presented at the American Heart Association's Scientific Sections 2004 found a link between long-term exposure to air pollution and the early stages of arteriosclerosis.

描述:2004年美国心脏协会研究表明长期生活在空气污染的环境中与早期动脉硬化之间有联系。

Study on membrane fouling caused by activated sludge from a membrane bioreactor with long solid retention time

长泥龄膜生物反应器中活性污泥的膜污染研究

Thursday, the leading edge of an 80-kilometer long slick of benzene reached Harbin's municipal water inlets.

星期四，长达80公里的被化学物质苯污染的水流开始进入哈尔滨市供水系统的取水河段。

Long term problems with pollution has made Japanese scientists leading authorities on algal blooms.

长期的污染问题使日本科学家在研究海藻过剩方面居世界领先水平。