1.
Effects of Nitrogen Management on Rice Nitrogen Uptake and Nitrogen Concentrations in the Leachate from Rice Field
氮肥运筹对水稻氮素吸收和稻田渗漏液氮素浓度影响
2.
Effects of Different Nitrogen Concentration and Form on Nitrate in Radish Leaf;
氮素浓度及形态对叶用萝卜硝酸盐含量的影响
3.
Variation of nitrogen concentration in drainage water from paddy fields under controlled irrigation and drainage
灌排调控的稻田排水中氮素浓度变化规律
4.
Study on Differences Expression of Triticum Aestivum Protein and mRNA in Different Concentration of Nitrogen in Vitro Cultivatio;
离体培养下氮素浓度对小麦籽粒蛋白质和mRNA差异表达影响的研究
5.
Temporal and spatial distribution of chlorophyll-a concentration and the relationships with TN, TP concentrations in Lake Ulansuhai, Inner Mongolia
内蒙古乌梁素海叶绿素a浓度时空分布及其与氮、磷浓度关系
6.
The Distributing in Space-time and the Relationships between Chlorophyll-a content and TN and TP concentrations in Wuliangsuhai Lake
乌梁素海氮磷浓度与叶绿素a时空分布关系研究
7.
Research on the impact factors in the treatment of the high strength ammonian wastewater by the hybrid membrane bioreactor
HMBR反应器处理高浓度氨氮废水影响因素研究
8.
Fundamental Traits of Indica Rice Varieties (Oryza Sativa L.) with Different Nitrogen Accumulation Capacity and Its Responses to Nitrogen Supplying Levels;
不同氮素累积量类型籼稻品种的基本特点及其对供氮浓度的响应
9.
Depletion of soil nitrogen frequently leads to reduced concentrations of soluble amino and amides.
土壤氮素的减少常常导致可溶性氨基酸和酰胺浓度的降低。
10.
The concentrations of nitrogen dioxide and ozone also exceed the objectives for a few days in a year.
二氧化氮及臭氧的浓度，每年也有几天超出了空气质素指标。
11.
Study on the Response of Middle and Trace Elements in Humulus Scandens Leaves to Atmospheric Reactive Nitrogen with ICP-AES
ICP-AES法研究葎草叶中微量元素对大气活性氮浓度的响应
12.
The effects of elevated atmospheric CO_2 concentration on wheat straw decomposition and nitrogen distribution in paddy soil
大气CO_2浓度升高对稻季土壤中麦秸降解及氮素分趋的影响
13.
Study on atmospheric nitrogen oxidant and deposition flux in suburban of Nanjing
南京郊区大气氮化物浓度和氮沉降通量的研究
14.
determination of the mass concentration of nitrogen oxides (chemiluminescence method)
氧化氮含量浓度的测定-化学发光法
15.
Research on the Novel Process for Carbon and Nitrogen Removal from High Strength Rice Wine Wastewater;
高浓度米酒废水去碳脱氮新工艺研究
16.
Studies on Treatment of Wastewater with High Concentration of Ammonia Nitrogen in the Process of Rear Earth Metallurgy;
稀土冶炼高浓度氨氮废水的处理研究
17.
Study on the Process of Removal of Ammonia-nitrogen in High Concentrations of Wastewater by Electrochemistry
电解法去除高浓度氨氮废水工艺研究
18.
Treatment of Wastewater with High Ammonia Concentration via Autotrophic Half Shortcut Nitrification
高浓度氨氮废水自养半短程硝化试验