1.
Study on Adjustment of the Ratio of C to N by Adding N During Straw Turnover
秸秆还田添加氮素调节碳氮比的研究
2.
Effect of supplying N on the nitrogen mineralization of Dianchi Lake sediment
外加氮源对滇池沉积物氮矿化影响的研究
3.
Soil NO3-- N concentrations responded N addition in all studied forests and were significantly increased in pine and monsoon evergreen forests.
外加氮处理提高土壤硝态氮水平,其中在马尾松林和阔叶林氮处理效应显著。
4.
The granularity of coal, inoculation amount of bacteria and additional nitrogen have some effect on desulfurization.
煤样的粒度、菌接种量、加氮源对脱硫有一定影响.
5.
Increase of nitrogenous substances, especially urea, in the urine.
氮尿氮物质的增加，特别是尿里的尿素
6.
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。
7.
The amount of nitrogen needed will increase as yield increases.
随着产量增加，需氮量也要增加。
8.
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。
9.
The nitrogen utilization efficiency were downtrend with the amount of topdressing increased.
随著施氮量增加，追施氮肥的利用率明显下降。
10.
EFFECTS OF NITROGEN ADDITION ON NET NITROGEN MINERALIZATION IN LEYMUS CHINENSIS GRASSLAND, INNER MONGOLIA, CHINA
氮素添加对内蒙古羊草草原净氮矿化的影响
11.
Synthesis of Diamond with High Nitrogen Concentration Using Pure Iron Powder Catalyst with Additive NaN3
纯铁触媒添加叠氮化钠合成高氮含量金刚石
12.
determination of kjeldahl nitrogen (method after mineralization with selenuium)
克耶达定氮的测定 -加硒矿化后方法
13.
Azobisisobutyronitrile does not take part in transfer reactions.
偶氮二异丁腈不参加链转移反应。
14.
Synthesis of TiN Nano Powders by Arc in Liquid Nitrogen;
液氮中电孤加热合成TiN纳米粒子
15.
Synthesis of DHB by Catalytic Hydrogenation;
催化加氢法合成2，2’-二氯氢化偶氮苯
16.
Effect of Nitrogen on Noodle-making Quality of Wheat (Triticum aestivum L.);
施用氮肥对小麦面条加工品质的影响
17.
The Application Research of a Borate Ester Containing Nitrogen as Lubricant Additive
一种硼氮型润滑油添加剂的应用研究
18.
Technical Reform of Feeding System of Nitrogen and Phosphorus in Sewage Treatment Plant
污水处理场氮磷投加系统的技术改造