Has studied the Alternanthera Philoxeroides to the ultra eutrophication water body, eutrophication water body total nitrogen total phosphorus elimination ability and damps the algae effect.
研究了水花生对超富营养化水体、富营养化水体的总氮总磷的去除能力及抑藻效果。
Executes the nitrogen total quantity to raise the wheat 12 starch subsidence value, the bread flour inflation potential and the bread flour alkaline water confining force influence is remarkable.
施氮总量对扬麦12淀粉沉降值、面粉膨胀势和面粉碱性水保持力影响显著。
The system based on the pledged average total nitrogen removal rate of 98.2%, obtained good short-cut nitration effect, the subnitration of each aerobic reaction was all above 95%.
系统在保证平均总氮去除率98.2%的基础上，获得了较好的短程硝化效果，各好氧反应段的亚硝化率均在95%以上。
The contents of total nitrogen had a significant positive relationship with the soil organic carbon.
人工林土壤全氮与土壤有机碳含量之间呈显著的线性正相关。
Contrast to soil available nitrogen, soil total nitrogen was not influenced by the environmental factors.
而优势物种和功能群组成对土壤全氮的影响作用相对较弱。
Experimental study on the nitrogen of total nitrogen content of soybean.
实验研究了施氮对大豆全氮含量的影响。
The total absorption of nitrogen increased with the amount of nitrogen topdressing, but the proportion of absorption nitrogen during the blooming period to total nitrogen were downtrend.
棉花总吸氮量随著追氮量的增加而增加，但花铃期吸氮量占总吸氮量的比例呈下降趋势。
Total nitrogen contents of surface soil in three forest types changed with seasons distinctly, and overall extents were not big.
三个林型表层土壤全氮含量季节变化规律明显不同，总体变化幅度都不大。
Total nitrogen and organic matter contents had the same distributed patterns, which were higher in the north, but lower in the middle and south part.
全氮和有机质含量的分布格局基本一致，具有北部高、中部和南部低的分布特征。
Drought increased, while waterlogging reduced the contents of total nitrogen and free amino acid in stem and sheath, and that of protein in grain.
干旱处理提高了茎鞘总氮与游离氨基酸含量以及籽粒蛋白质含量，而渍水处理则使其降低。
Huashuo 828 and the REEs soaking seed can raise the maize seedlings chlorophyll, soluble candy, soluble protein, the whole nitrogen and total protein content.
华硕828和稀土浸种能同时提高玉米幼苗叶片叶绿素、可溶性糖、可溶性蛋白以及全氮和总蛋白的含量。
Regress the load of nitrate, ammonium and total nitrogen by MQ equation.
对硝氮、氨氮、总氮产污负荷进行MQ回归，提炼回归方程。
The total nitrogen(N) content was determined with Kjeldahl to study the influences of temperature, digesting time and sample dosage on the course of digesting wild H.
用凯氏定氮法测定总氮含量，研究温度、消化时间及样品用量对野生竹红菌消化过程的影响。
Statistical analysis were used to investigate the relationship between content of water soluble sugar, alkaloid, total nitrogen and taste quality of flue cured tobacco.
通过数理统计系统分析了烟叶中水溶性糖(包括还原糖和总糖)、烟碱、总氮含量与烤烟吃味品质的关系。
Biological nitrogen removal through nitrification and denitrification was the main removal mechanism of nitrogen, which could remove about 50% of influent total nitrogen.
地下渗滤系统中通过硝化、反硝化作用可以去除约50%的进水总氮，是地下渗滤系统去除氮的主要途径。
Micro - Kjeldahl method was developed to determine total nitrogen.
总氮含量测定采用凯氏定氮法。
Two alternative methods measuring total nitrogen of aquaculture pond soils, named total Ammonia method and Nitrate method, were established.
本实验创立了二种水产养殖池塘底泥总氮含量简易测定法，分别称为总氨法和硝酸盐法。
The methods for determining total nitrogen and basic nitrides content in diesel oil are described.
介绍了测定柴油中总氮及碱性氮含量的各种方法。
There are several key points including blank value, treatment of sediment and comparison of three kinds of nitrogen when monitoring and analyzing total nitrogen.
阐述了在水质总氮的分析中，应注意空白值、沉淀物处理、与三氮比较等几个方面的问题。
The results indicate the maximal relative error between simulation values and observation values of total nitrogen concentration is 11.67%.
结果表明，地下水总氮含量模拟值与实测值最大相对误差11.67%。
The effect of nitrogen on growth, total alkaloids concentration and total alkaloids yield of Sophora flavescens was studied.
结果表明，施用氮肥对苦参生长以及苦参总碱含量均有显著促进效应。
More than 90% of nitrogen translocation of total straw came from leaves.
总麦草90%以上的氮素转运自叶片。
The variation coefficient of total nitrogen(17%) was the smallest and more stable.
总氮的变异系数（17%）最小，比较稳定；
These two distinct factors codetermined the total runoff loss of soil mineral nitrogen.
两种效应共同决定了土壤矿质氮素的地表流失量。
The content of total nitrogen and total phosphorus in every forest runoff is higher than rainfall, and that of Coniferous mixed forest is the highest.
各林分地表径流的总磷、总氮含量均高于大气降水，樟落混交林的总磷、总氮含量最高。
Nitrogen fixed by legume root nodules accounts for 40% of total biological nitrogen fixation.
豆科植物的根瘤固氮占生物固氮总量的40%。
The differences between total phenols and starch, nicotine were significant at 1%, 5% level, and total phenols had negative correlation with total nitrogen and potassium.
大田生长过程中总酚与淀粉、烟碱分别达5%、1%的正相关水平，与总氮和钾达极显著负相关。芸香苷除与总氮没达到显著水平，其它同总酚。
The results showed that total nitrogen, available nitrogen and organic matter were the main fertility indicators for soil fertility evaluation in the planted forest land on the Loess Plateau.
结果表明，全氮、碱解氮和有机质是黄土丘陵区人工林土壤主要的肥力指标，其含量能更好地反映土壤肥力状况。
Organic carbon and total nitrogen in bed load had enrichment phenomenon.
推移质中有机碳和全氮均有富集现象。
Organic carbon and total nitrogen in bed load had enrichment phenomenon.
推移质中有机碳和全氮均有富集现象。
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