total nitrogen

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.

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When applied-N amount was more than 300Kg/ hm2, the contents of some cations, which effect on key enzymes of nitrogen assimilation, was declined significantly, thus, total-N decreased in leaves of swamp cabbage.

华南热带农业大学硕士学位论文6、施氮量超过300Kg月加2后，蔬菜叶片中影响氮同化关键酶活性的阳离子含量显著下降，影响了蔬菜对氮的同化，叶片中全氮含量下降。

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Study on the loss of total nitrogen in ammonified straw

氨化麦秸全氮损失研究

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The characteristics of seasonal changes in the mass fractions of organic carbon and total nitrogen at three different layers of soil in different Phyllostachys pubescens stands were studied by the orientation research method.

应用定位研究法探明位于浙江省富阳市春建乡不同结构毛竹Phyllostachys pubescens林土壤0~10,10~30和30~50cm等3个层次有机碳和全氮质量分数的季节变化特征。

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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。

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Distribution of thiamin, riboflavin, nicotinic acid, total nitrogen and xylose in kaoliang ( andropogon sorghum brot. var.) kernel

高粱粒中硫胺素、核黄素、尼克酸、总氮和木糖的分布

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Gross nitrification rates were not related to the pH value, the organic matter, total nitrogen and C/ N.

总硝化作用速率与土壤pH值、土壤有机质、全氮及C/N相关不显著。

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The con tent of non-ion nitrogen exceeded to50% of the total N in the solution.

非离子态N超过溶液总N量的50%。

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The methods for determining total nitrogen and basic nitrides content in diesel oil are described.

摘要介绍了测定柴油中总氮及碱性氮含量的各种方法.

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The contents of soluble protein and total soluble nitrogen in chicken soup reduced after the first increase, but the changing trend of contents of free amino acid, soluble sugar and nucleotide were ruleless.

同时随着加压时间的延长，鸡汤可溶性蛋白含量和总可溶性氮含量表现出先增加后减少的趋势，而游离氨基酸含量、可溶性糖含量和核苷酸含量的变化趋势不规律。

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So total protein content can be determined by multiplying nitrogen by the factor 6.25.

蛋白质的总含量即可由含氮量乘以常数6.25算出.

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