硝酸盐和水溶性有机氮随着去离子水的迁移而迁移,并增加了土壤的肥力。
Nitrate and water-soluble organic nitrogen were migrated with deionised water migrating and increased subsoil fertility.
证明全氮的主要成分是有机氮。
This testified that the main composition of TN is organic n.
土壤有机氮的分解矿化是可矿化氮的根本来源。
投加污泥有利于减少生活垃圾中有机氮和总氮的损失。
Addition of sludge can reduce the loss of organic nitrogen and total nitrogen during MSW composting.
应用15N示踪法探讨了春小麦对有机氮的吸收利用问题。
The study on absorption and utilization of organic nitrogen on spring wheat has been done by 15N trace method The.
氨同化作用是植物将无机氮转化成有机氮的一个重要过程。
Ammonium assimilation is a very important process to transform inorganic nitrogen into organic nitrogen for plants.
而有机碳和有机氮的埋藏与生物硅的埋藏表现出正相关性;
The relationship of organic carbon and organic nitrogen is positive.
不同化学方法测定的土壤有效氮结果与各有机氮组分关系不一。
The relationships between available nitrogen values determined by various chemical methods and different organic nitrogen components were different.
土壤有机碳含量随林龄的增长而逐渐增高,有机氮则先减后增。
Soil organic carbon increased with stand age, while nitrogen decreased and then increased.
硝态氮和水溶性有机氮随灌溉水向下迁移,对底土具有培肥作用。
Nitrate and water soluble organic nitrogen were migrated with deionised water migrating and increased subsoil fertility.
在水中,氮是以有机氮、氨态氮、亚硝酸氮和硝酸氮的形式存在的。
In water, nitrogen exists in form of organic nitrogen, ammonia nitrogen, nitrite and nitrate.
在连续观测中,各形态溶解有机氮、磷的变动趋势与无机态较为接近。
In the continual observation, size-fractionated dissolved organic N and P had similar trend with their inorganic counterparts.
实践表明,采用生物硝化反硝化工艺可以有效解决废水中有机氮的脱除问题。
The practice demonstrates that biological nitrification and denitrification are able to give an effective solution to removal of organic nitrogen from wastewater.
结果表明,长期施用化肥和有机肥对土壤全氮和土壤有机氮组成有显著影响。
Results showed that soil total nitrogen and organic nitrogen fractions were significantly influenced by long-term application of chemical fertilizer and manure.
稻草亚硫酸铵法制浆废液采用氧化氨解的方法,将废液中的铵态氮转化为有机氮。
The nitrogen, which is in ammonium in the ammonia sulfite pulping waste liquor of rice straw, is converted into organic nitrogen by using oxide-ammonium decomposition method.
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.
自由基清除剂正丁醇对焦化废水中氨氮、凯氏氮和有机氮的超声降解效果影响并不显著。
OH radical scavenger has little affection on the degradation effect of the nitrogen of the carbonization effluent.
相关分析表明,土壤微生物总数与土壤有机碳呈负相关,真菌数量与土壤有机氮呈正相关。
The correlation between soil microbes and soil organic carbon was negative, and the correlation between number of fungi and soil organic nitrogen was positive.
提出了用气相色谱直接测定水、土、粮食水果和蔬菜中10种有机氮农药多残留的分析方法。
A gas chromatographic method without derivatization was established for residue analysis of 10 organonitrogen pesticides in soil, water, cereals, fruit and vegetable.
土壤中的氮素主要以有机氮的形式存在于土壤有机质中, 土壤碳氮比与有机质含量显著相关。
The N in the SOM existed mainly in the form of organic nitrogen, and the soil C:N was significantly correlated with SOM.
用此无菌培养试验法进行的水稻有机氮营养试验证明,水稻能直接吸收根际营养液中的氨基酸。
Results from sterile experiment for rice organic N nutrition showed that amino acid could be directly taken up by plants.
硫酸软骨素废水中蛋白质含量虽然较高,但氨氮测定值较低,导致有机氮问题在设计时容易被忽视。
Due to higher content of protein in chondroitin sulfate wastewater and low measured value of ammonia nitrogen, organic nitrogen was neglected in designing wastewater treatment process.
就目前土壤有机氮组分方面的研究情况作一简要综述,探讨土壤有机氮矿化模型类型,以及今后其模型研究的方向。
A comprehensive review of the studies on soil organic nitrogen compounds and the types of its mineralizable models is presented.
考察了该工艺对废水COD、固体悬浮物(SS)、有机氮等的去除效果,关键工艺参数,同时探讨了盐浓度对废水生物处理效果的影响。
The removal effects on COD, ss and organic nitrogen and the main process parameters were investigated. The effect of salinity on wastewater bio-treatment was discussed.
所有的有机污染物在这个过程中都将被过滤出来,避免由于氮和磷过甚导致海藻过度生长,进而污染下游地区。
The process filters out all the organic contaminants, and much of the nitrogen and phosphates that would otherwise contribute to algal blooms and dead zones further downstream.
他们发现,在一定时间内关闭空气流通可以最大程度上减少氮和有机化合物的含量。
They found that turning the air off for a set amount of time maximized nitrogen and organic compound removal.
土壤储存有机碳,但会释放甲烷和一氧化二氮。
Soil stores organic carbon, but can emit methane and nitrous oxide.
2005年,“卡西尼”太空探测器飞越土卫二时的勘测资料显示其表面存在碳、氢、氮、氧等元素——这些有机分子被认为是生命形成的必要条件。
Observations from the Cassini probe's 2005 flyby of Enceladus suggest the presence of carbon, hydrogen, nitrogen and oxygen - organic molecules thought to be necessary to develop life.
这些燃烧过程同样释放化学物质如甲烷、氮氧化合物、挥发性的有机化合物和一氧化碳在光照下反应形成臭氧。
These same processes also release chemicals that combine in sunlight to form ozone: methane, nitrogen oxides, volatile organic compounds, and carbon monoxide.
这些燃烧过程同样释放化学物质如甲烷、氮氧化合物、挥发性的有机化合物和一氧化碳在光照下反应形成臭氧。
These same processes also release chemicals that combine in sunlight to form ozone: methane, nitrogen oxides, volatile organic compounds, and carbon monoxide.
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