1.
Rapid Detection of Total Nitrogen Content in Fresh Tea Leaves Based on Spectral Analysis;
基于光谱分析的茶鲜叶全氮含量快速检测技术
2.
Content and Distribution Characteristics of Soil Organic Carbon and Total Nitrogen of Grassl and in Yunwu Mountain
云雾山草地土壤有机碳全氮含量与分布特征
3.
Seasonal change characteristics of alkaline hydrolysis nitrogen and total nitrogen in typical Calamagrostis angustifolia wetland soils of Sanjiang Plain
三江平原小叶章湿地土壤中碱解氮和全氮含量的季节变化特征
4.
Correlation between soil total nitrogen content and water content in riparian wetland
滨河湿地土壤全氮含量及其与含水率相关性分析
5.
Effects of Controlled-release Nitrogen Fertilizer on Total N of Soil and Yield and Quality of Summer Maize
控释肥对土壤全氮含量及夏玉米产量品质的影响
6.
Correlation between Apple Leaf Spectral Reflectance and Leaf Chlorophyll Content and Total Nitrogen
苹果叶片光谱反射率与叶绿素和全氮含量的相关研究
7.
The dynamics of soil total nitrogen content of different vegetation types on alpine Kobersia meadow
高寒草甸不同植被类型土壤全氮含量变化动态分析
8.
Contents and relationships of soil organic matter and total nitrogen under different habitats in Jinfo Mountain
金佛山地区不同生境下土壤有机质与全氮含量及其相关性
9.
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。
10.
Discussion for Determination of Nitrogen Contend in ABS Resin by Full Automatic Azotometer
应用全自动定氮仪测定ABS树脂氮含量的探讨
11.
Age-related Changes of Stimulated Whole Saliva Flow Rates and Nitric Oxide Levels in Healthy Adults;
健康成人刺激性全唾液流速及一氧化氮含量的增龄性变化
12.
Sewage Sludge on the Contents of Organic Matter,Total N,Total P,and Total K in Calcareous Immature Soil and Calcareous Mellow Soil
污泥对石灰性土壤有机质和全氮磷钾含量的影响
13.
Spatial Variability and Distribution of Soil Total Nitrogen and Organic Matter in Medium and Large Scales in Rubber Plantations
中大尺度下橡胶园土壤全氮和有机质含量的空间分布特征
14.
Test methods for nitrogen content of nitrogen-doped getter
GB/T6625-1986掺氮吸气剂含氮量测试方法
15.
Research on predicting the TN,TP,TK contents of fresh fruit tree leaves by Spectral Analysis with Red Fuji Apple tree as an example
基于光谱分析的果树叶片全氮、全磷、全钾含量估测研究——以红富士苹果树为例
16.
④Ample N P K, ⑤ High heavy mental;
④含有丰富的氮磷钾； ⑤重金属含量较高；
17.
Fertilizers--Determination of nitrate nitrogen content--Nitron gravimetric method
GB/T3597-1983肥料中硝态氮含量的测定氮试剂重量法
18.
Effect of Nitrogen Application Amount on Nitrogen Content in Stem and Leaf of Two Maize Varieties with Different Yield Levels
氮肥对不同产量水平的玉米茎叶含氮量的影响