Soluble phosphorus concentration in village runoff is 10 times of that in barren grassland runoff.
村庄径流的溶解态磷浓度为荒草坡径流的10倍。
The water flow volume and phosphorus concentration in both runoffs increased with the rainfall intensity improved;
降雨强度大，表面径流和壤中流始流时间早，水流量和浓度相应高，累积输出也多。
We found that the content of each forms of phosphorus had a good correlation with the phosphorus concentration in the water body.
并通过对底泥样品中的各种磷形态含量与上覆水中的磷浓度进行线性相关分析，均具有良好的相关性。
The employees of Ural State Academy of veterinary medicine found calcium phosphorus concentration in hen's egg didn't depend on external...
乌拉尔兽医科学院员工试验发现，鸡蛋中的钙、镁、磷浓度不受外部因素影响。
The effects of submerged plants on the purification efficiency of nutrient contaminations and phosphorus concentration in sediment were studied by using constructed pony enclosures.
通过在污水中加入示踪剂 ，研究了人工湿地的水力学特点及其对污水净化效果的影响规律 。
In certain range of concentrations, there existed a good linear correlation between the average blueness of image and the concentration of phosphorus in solution after chromogenesis.
在一定的浓度范围内，显色后的溶液磷浓度与图像的平均蓝色度有较好的线性关系。
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。
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 primary experiment shows that: The trend of APA in the sediment was coincident with the dissolved phosphorus(DP), but high concentration of DP will restrain APA to a certain extent.
初步的研究表明：西湖沉积物中的碱性磷酸酶活性和底泥中溶解性磷的变化趋势基本一致，但高浓度的溶解性磷对APA产生一定的抑制作用；
The trend of phosphorus sorption in different fertilization treatment was all that the phosphorus sorption capacity increase with the increasing of phosphorus concentration, then become steady.
不同施肥处理总的解吸趋势是一致的，即解吸量随着浓度的增加而增加，而后逐步趋于平稳。
Soybean seedlings, which cultured for three internal phosphorus concentration, grown in solution culture for 5 weeks, were used to study the relationship between root character and P absorption.
大豆幼苗经过培养处理形成三种内磷浓度，在两种不同营养液外磷水平下进行培养，研究大豆根系特征与磷素吸收利用之间的关系。
From the investigations, lack of nitrogen and phosphorus, oxygen deficiency in aeration basin of SBR, high concentration of sulfide in the wastewater is found.
调查分析得知该厂印染废水存在氮、磷缺乏现象，SBR曝气池存在缺氧现象，废水中硫化物含量较高。
The results revealed that concentration of total phosphorus has changed under the experimental conditions, and change in distilled water is less than in simulative water.
实验结果表明，蒸馏水与模拟水中总磷浓度均发生一定程度的变化，模拟水中的浓度变化比蒸馏水中的变化复杂；
Phosphorus mineral mining and concentration process fakes an important place in China national economy.
磷矿是重要的化工原料，在国民经济中占有重要的地位。
Change of phosphorus and nitrogen concentration in the leakage loss.
渗漏流失氮磷浓度的变化。
The absorption of phosphorus in root, stem and leaf was enhanced under certain Cu level, but the concentration would decrease while the Cu concentration was above some level.
适量的铜有助于茶苗根、茎、叶对磷的吸收，但超过一定限度，则茶苗含磷量下降。
In this research, BWG and tibia phosphorus concentration reflected the phosphorus requirement of ducks (0-14 day) and the optimal adding level of inorganic phosphorus was 0.38%.
本试验条件下，日增重和胫骨磷含量这两个指标较能反映肉鸭磷需要量，无机磷在饲粮中的适宜水平为0.38%。
The structure of BTF can be improved by reducing the filter influent organic concentration, increasing the oxygen content, and removing nitrogen and phosphorus in different stages, etc.
滴滤池的结构设计可从降低进水有机负荷、增加含氧量和脱氮除磷分段进行等方面改进；
In the soil the concentration of soluble phosphorus is very scarce, which is one of main factors limiting plant growth.
土壤中低浓度的有效磷水平成为限制植物生长发育的主要因素。
Effect of nitrate concentration on phosphorus removal in denitrifying dephosphatation system;
目的研究碳源浓度变化对同步反硝化聚磷的影响。
Effect of nitrate concentration on phosphorus removal in denitrifying dephosphatation system;
目的研究碳源浓度变化对同步反硝化聚磷的影响。
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