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- total organic nitrogen 总有机氮
- Ammonium is toxic and is converted to organic nitrogen compounds in the root. 铵有毒，在植物根部被转化为有机含氮化合物。
- The N in the SOM existed mainly in the form of organic nitrogen, and the soil C:N was significantly correlated with SOM. 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。
- There are four major processes in biogeochemical cycling: nitrification fixation;organic nitrogen ammonification;nitrification, and denitrification. 这一地区氮的生物地球化学循环包括:生物固氮、有机氮的氨化、氮的硝化、反硝化等4个主要过程。
- These compounds make up approximately 10 to 15% of the total organic matter in soils. 这些化合物占整个土壤有机质总量的10%25-15%25。
- The reaction of organic nitrogen compounds in wastewater with chlorine will form toxic and harmful organic chloramines during the chlorination. 在氯消毒过程中,污水中的含氮有机物与氯反应会生成有毒有害的有机氯胺。
- The effects of inorganic and organic nitrogen sources on synthesis and secretion of gentamicin in shake flask fermetation were studied. 研究了无机与有机氮源对庆大霉素合成与分泌的影响。
- The Total Organic Carbon content (TOC) of the Chinese loess can reflect thetrend of the paleo-climatic changes. 黄土剖面中总有机碳(TOC)分布可反映古气候演化的趋势。
- The production of erythromycin in the shake flask is apparently influenced by adding different kinds of organic nitrogen source. 红色糖多孢菌的摇瓶培养基中采用不同有机氮源时红霉素的效价明显不同。
- Objective: To test wether the total organic carbon analysed TOC-VCSH) matches the request of system suitability or not. 目的:测试TOC-VCSH型总有机碳分析仪是否符合系统适用性试验要求。
- Objective To analyze the total organic acid content of Macrocarpium officinale (Sieb.et Zucc.) Nakai. 目的本文分析了山茱萸的总有机酸含量。
- Dissolved organic carbon(DOC) and dissolved organic nitrogen(DON) are rarely measured together when studying dissolved organic matter(DOM) in lake water. 溶解有机氮(dissolved organic nitrogen;DON)与溶解有机碳(dissolved organic carbon;DOC)相结合在湖泊水体溶解有机质(dissolved organic matter;DOM)的研究中少有报道.
- The result showed that thereby suggesting lactic acid could be produced more economically by using CSL as organic nitrogen,and reduce the pollution of CSL to the environment. 在保证生产能力的同时,使用玉米浆为有机氮源对进一步降低L-乳酸生产成本,减少玉米浆对环境的污染进行了探索。
- Measuring the contents of total organic carbon (TOC) showed that it had the high concordance between the frequency of micronucleus and the contens of TOC. 同时测定总有机碳(TOC)含量的结果也表明,微核率的高低与TOC含量高低一致。
- The wastewater of hexanolactam (nylon) fiber production in Shijiazhuang Synthetic Fiber manufactory is high concentrated with organic nitrogen compounds. 己内酰胺锦纶化纤废水属于高含氮高浓度有机废水。
- DADI owns analyzers such as GC-MS, atomic fluorescence spectrophotometer, ion chromatography, monitors for total organic contaminants and so forth. 公司拥有GC-MS，原子荧光分光光度计，离子色谱，总有机污染监测仪等分析仪器。
- The results suggested that the yield of L-ornithine was increased 26.4% by using yeast hydrolysate as organic nitrogen source and 10.4% by adding 1.0% succinic acid. 结果表明;使用废酵母作为有机氮源后;L-鸟氨酸的产量增加了26.;4%25。加入1
- Total organic carbon (TOC) and chemical oxygen demand (COD) and biological oxygen demand (BOD5) are commonly used to show organic polutant water. 在水质监测中通常应用TOC、COD、BOD_5间接反映水体受到有机物污染的程度。
- Results show that, nitrogen removal rate in the sedimentation tank (ST) unit is not apparent, where the mineralization of organic nitrogen to NH4(superscript +) may happen. 研究表明，沉淀池除氮效果最不明显，在该区内有机氮可能发生矿化作用而转变为氨氮。
- Soil total organic carbon(STOC) under broad-leaved and bamboo forest were considerately higher than (P<0.05)those under masson pine and Chinese fir. 结果表明:土壤总有机碳含量常绿阔叶林和毛竹林显著高于杉木林和马尾松林。
