The phosphorus release in the surface layer is affected by the disturbing condition.
表层沉积物总磷的释放作用易受到扰动强度的影响。
Phosphorus release of soils in the drawdown area strongly affected eutrophication of water column.
消落区土壤磷素释放对水体富营养化有重要影响。
So the effect of organic matter on phosphorus release cannot be neglected, especially for the heavily polluted sediments.
因此不能忽视有机质对磷释放的影响，尤其是重污染的沉积物磷释放。
The phosphorus release and absorption of surficial sediments in Taihu Lake was studied under simulative disturbing conditions.
利用恒温震荡器构筑的模拟扰动环境，研究了太湖水-沉积物界面的磷释放和吸附行为。
Acid dissolution and metal ion complexing reactions of the organic acids accounted for their stimulation of soil phosphorus release.
有机酸影响土壤磷的释放是酸溶解作用和与金属离子络合反应共同作用的结果。
Further study showed that the reason for the obvious enhancement of phosphorus removal efficiency was mainly the SBR2 system lower second phosphorus release amount.
进一步研究表明，除磷效率得到显著提高的原因主要是SBR2系统较低的二次磷释放量。
During dry season with low hydraulic load, the system is at an anaerobic condition due to insufficient water mobility, and phosphorus release from the media occurs.
旱季时由于水力负荷极小，水体流动性差，系统内处于厌氧状态，出现了磷的释放。
The results showed that the compound barrier with calcite and zeolite can not only control the ammonia release from the sediment, but also reduce the phosphorus release from the sediment effectively.
结果表明，天然沸石和方解石复合覆盖层不仅可以有效抑制底泥氨氮释放，也可以有效抑制磷的释放。
The growth of influent C/N and C/P inhibited the proliferation of the activated sludge by decreasing the influent TN and TP concentration and thereby inhibited the phosphorus release and uptake rates.
C/N和C/P的增长使系统进水TN、TP浓度降低，对活性污泥的增殖有抑制作用，进而使厌氧释磷速率和好氧吸磷速率降低。
So, the phosphorus in tea soil is situated in the condition of dynamic changes which include the form of fixation and release.
所以茶园土壤中的磷始终处于有固定又有释放，有释放又有固定的动态变化中。
The effects of citric acid on the release and absorption of phosphorus in soil experiment were studied by isothermal adsorption.
本文研究了柠檬酸对土壤磷释放和吸附的影响。
The phosphorus and iron distributions of different water layers in three lake bays were investigated to study the release of internal phosphorus in the three lake bays.
通过调查滇池三个湖湾不同深度水层磷与铁的形态分布，研究三个湖湾内源磷的释放规律。
In this paper, chemical forms, release rules and their affecting factors of phosphorus in the sediments of eutrophic water were discussed.
综述了富营养化水体沉积物中磷的化学形态、释放规律及其影响因素。
A novel compound barrier constructed with HCl modification zeolite and calcite was reported to control phosphorus and nitrogen release from sediments.
通过模拟试验，研究了沸石和方解石复合覆盖层控制底泥氮磷释放的效果及机理。
At the appropriate temperature conditions, when water phosphorus concentration is low or zero, APA role of phosphorus from sediment in the water release for the use of algal growth and reproduction.
在适宜温度条件下，当水体中磷浓度较低或为零时，APA作用使得底泥中的磷向水体中释放，供藻类生长繁殖利用。
Release of sediment phosphorus is also an outbreak of algal blooms in the required source of nutrients.
底泥中磷的释放也是蓝藻水华暴发所需的营养源。
The process of phosphorus re-release after adsorbing a large amount of phosphorus was slow.
土壤吸附大量磷后的再释放是缓慢的。
The operating results show that the process has advantages of excellent performance of nitrogen and phosphorus removal, low sludge production, good sludge dewaterability and no odor release.
运行结果表明，该工艺具有脱氮除磷效果好、污泥产量低、污泥脱水性好和污泥不产生臭气等显著优点。
The experiment showed that the absorption intensity was much greater than the release intensity in higher phosphorus concentration of upper water of surficial sediment.
可以看出当上覆水磷酸盐浓度较高时，吸附作用的强度远大于释放作用。
The eutrophication level of reservoir water is due to the release of nitrogen-phosphorus nutrients from sediments.
水库水体的富营养化很大程度上是由沉积物向水体释放氮、磷等营养元素所致。
This paper analyzes the relations among the rates of phosphorus-release and phosphorus-uptake and the level of PHB with the different concentration of COD.
对不同COD负荷下厌氧释磷速率、缺氧反硝化吸磷速率以及PHB之间的关系进行分析。
The data indicate that the release mechanism of rock phosphorus is a simple first-order kinetic reaction that mainly involves diffusion.
岩源磷的释放动力学过程是一个以扩散过程为主的反应过程。
The invention relates to a slow-release type nitrogen-phosphorus-potassium composite fertilizer and a production method thereof, belonging to a composite fertilizer with slow-release type nutrient.
本发明是一种缓慢释放型氮磷钾复合肥料及其生产方法。属于营养成分缓 慢释放的混合肥料。
The invention relates to a slow-release type nitrogen-phosphorus-potassium composite fertilizer and a production method thereof, belonging to a composite fertilizer with slow-release type nutrient.
本发明是一种缓慢释放型氮磷钾复合肥料及其生产方法。属于营养成分缓 慢释放的混合肥料。
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