1.
Effects of Leaf Nitrogen Content on Leaf Photosynthesis of Manchurian Ash Seedlings;
叶片氮素含量对水曲柳幼苗光合作用的影响
2.
Information Extraction of Rape Nitrogen Concentration Using Remotely Sensed Data at Different Levels;
不同水平油菜氮素含量遥感信息提取方法研究
3.
Characteristics of Nitrogen Content of Rhizosphere and Xerophilous Shrubs
旱生灌木根际及灌丛土壤氮素含量特征研究
4.
Distribution and Relationship of Nitrogen Content in Flue-cured Tobacco Leaf and Soil in Sanmenxia Tobacco Districts
三门峡烟区烤烟总氮与土壤氮素含量的分布特点及关系分析
5.
Sources of Nicotine-N and Effects of Nitrogen Supply on Growth, Nitrogen Uptake, Nicotine Contents in Nicotiana Tabacum Plants;
烟碱氮素来源和供氮对烤烟生长、氮素吸收、烟碱含量的影响
6.
Effect of nitrogen application on nitrogen content and protein content in soybean plant
施氮对大豆植株氮素和蛋白质含量的影响
7.
Fertilizers--Determination of urea nitrogen content--Urease method
GB/T3598-1983肥料中尿素态氮含量的测定尿素酶法
8.
Effect of Nitrogen Form on the Leaf Element Content of Blueberry
不同氮素形态对蓝莓叶片矿质元素含量的影响
9.
Contents of Nutrient Elements in NH_4~+-N Fertilizer and Urea
铵态氮肥和尿素中植物营养元素含量比较分析
10.
Content of hydrogen, oxygen and nitrogen is a judging factor to the quality of molten iron.
氢氮氧含量是铁水一次质量的判断因素之一.
11.
Effects of Nitrogen on Micronutrient Concentration and Accumulation in Grains of Wheat
氮肥对小麦不同品种籽粒微量元素含量的影响
12.
Effects of N,P and K on Yield and Quercetin Content of Penthorum chinense Pursh
施氮磷钾对赶黄草产量和槲皮素含量的影响
13.
Leaf nitrogen content induces remarkable effect on chlorophyll and soluble protein content.
叶片氮含量对叶绿素与可溶性蛋白含量会产生明显的影响。
14.
Determination of Nitrogen Contentin Crude Oiland Heavy Distillate by CHN- O- Elemental Analyzer
元素分析仪测定原油、重质油中的氮含量
15.
Contents and Changes of Soluble Organic Nitrogen in the Different Soils;
土壤中可溶性有机氮含量及影响因素研究
16.
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
17.
Effect of low temperature on the content N and chlorophyll in leaves of pepper seedlings
低温对辣椒幼苗叶片氮及叶绿素含量的影响
18.
Determination of total nitrogen content for MAP or DAP by elemental analyzer
元素分析仪测定磷酸一铵、磷酸二铵中总氮含量