证明全氮的主要成分是有机氮。
This testified that the main composition of TN is organic n.
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.
实验研究了施氮对大豆全氮含量的影响。
Experimental study on the nitrogen of total nitrogen content of soybean.
秸秆还田增加了土壤全氮和无机氮含量。
Maize straw returning to the field can increase the soil total nitrogen and inorganic nitrogen content.
秸秆还田增加了土壤全氮和无机氮含量。
The amount of nitrogen needed will increase as yield increases.
肥料处理促进油菜对全氮、全磷、全钾的吸收。
Fertilizer handling accelerated the absorption of nitrogen, phosphorus and kalium in cole.
利用流动分析仪测定了烟田土壤中的全氮、全磷。
Total nitrogen and total phosphorus in tobacco field soil were determined with a Skalar flow analyzer.
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。
Contrast to soil available nitrogen, soil total nitrogen was not influenced by the environmental factors.
土壤有机质、全氮、全磷、速效氮具有中等空间自相关性。
Soil organic matter, total nitrogen, total phosphorus, available nitrogen had middle spatial correlation patterns.
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。
The contents of total nitrogen had a significant positive relationship with the soil organic carbon.
本试验是探索转化酶的活性及其与土壤有机质和全氮的关系。
This paper is to study the activity of saccharase and the relation between the activity and the soil organic matter and all the nitrogen.
而以硝态氮肥为氮源时，玉米叶片硝态氮含量和全氮含量最高。
In nitrate fertilizer sources, the contents of nitrogen and nitrate in maize were highest.
研究结果表明，温度和水分在短期内对土壤有机碳和全氮影响不大。
The results indicated that temperature and moisture had little effects on organic carbon and total nitrogen in soils during short-term incubation.
凯氏定氮法测定酱油中的全氮及原料中的蛋白质是一种经典的方法。
Kjeldahl is the traditional way to measure the nitrogen in soy and the protein in raw material, But we usually ignore someproblems, which can affect the results of experiment and measurement.
与腐殖质组成成分最为密切的农化性状是全氮和碱解氮，其次是速效磷；
It was found that chemical properties closely related to humus compositions were the total and arailable nitrogen, and fast phosphorus.
土壤动物的类群数、个体数量与土壤有机质、全氮的含量呈明显的正相关；
The numbers of individuals and groups of soil fauna were significantly and positively related to contents of organic matter and total nitrogen in the soil.
追氮处理对土壤全氮没有明显的影响，但对土壤大麦碱解氮的影响比较大。
Topdressing nitrogen treatment had no obvious effect to total nitrogen in soil, but it had a stronger effect to alkalined-nitrogen.
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 contents of surface soil in three forest types changed with seasons distinctly, and overall extents were not big.
土壤有机质和全氮含量也自上而下显著的下降，表现出明显的表层聚集现象。
The soil organic carbon and total nitrogen contents obviously decreased and shown an upper-accumulated pattern.
结果表明，该区域土壤有机质、全氮及各形态氮素含量呈现先降后升的趋势。
The result shows that the content of soil organic matter, total nitrogen and different forms nitrogen decreased firstly, then increased by time pasted.
生姜专用腐植酸复混肥提高了土壤有机质含量，土壤全氮、碱解氮和速效磷含量。
Ginger specific humic acid fertilizer increased the soil organic matter content, total nitrogen content, available nitrogen content, available phosphorus content.
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。
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.
灌水对土壤矿质氮、有机质和全氮含量无显著影响，但有利于土壤有机氮的矿化。
Also, irrigation had no obvious effect on the contents of mineral n, organic matter and total n, but it was beneficial to the mineralization of organic n.
莴笋叶片硝酸盐含量与全氮、蛋白氮、全磷、蛋白磷和蛋白钾含量呈极显著负相关。
There were significant negative correlations between nitrate content and total n, protein n, total p, protein p, protein K of lettuce leaf.
各施肥处理有机质和全氮增加顺序均为：处理1＞处理2＞处理4＞处理5＞处理3。
Increasing sequence of organism and total N as follow: treatment 1, 2 , 4, 5, 3.
全氮含量处于中高水平的生产单位占77.3%，处于低水平的生产单位占22.7%；
Soil total nitrogen contents in 77.3 % production units were high, 22.7 % units low.
玉米大豆混作系统在低氮土壤上主要消耗土壤速效氮，在高氮土壤上主要消耗土壤全氮。
Rapidly available and total nitrogens were consumed respectively in low and high nitrogen soils in maize and soybean mixcropping system.
第四纪红土土壤全氮含量较高，但是其碱解氮含量比花岗岩母质土壤和紫色砂页岩土壤低。
Quaternary red clay total nitrogen content was highest, but the available nitrogen content was lower than Granite soil and Purple sandy shale soil.
在湿地土壤养分中，有机质、全钾对潜在土壤效益的贡献率大，而全氮、全磷的贡献率最低。
Contribution rate of the organic matter and kalium upon latent soil benefit was the biggest, and total phosphorus 'was the least.
在湿地土壤养分中，有机质、全钾对潜在土壤效益的贡献率大，而全氮、全磷的贡献率最低。
Contribution rate of the organic matter and kalium upon latent soil benefit was the biggest, and total phosphorus 'was the least.
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