1) fine root nitrogen contents
细根氮含量
2) N content of roots
根系含氮量
1.
N content of roots is affected by type of N fertilizer,and significant differences among N fertilizers are observed.
2)施氮显著提高夏玉米9叶展开期0—25 cm土层与吐丝期25—80 cm土层根系含氮量;氮肥类型影响根系含氮量,且差异显著。
3) roots content
根系含量
1.
Based on the direct shear test results,the effect of roots content on the two indices of soil shear strength(c,φ)is studied;and the reinforcement effect formula of roots is deduced so as to use for reference in the design and construction of slope virescence.
基于室内直剪试验结果,分析了根系含量对土体抗剪强度指标c、φ的影响,建立了植草护坡的根系锚固效应公式,可为边坡绿化的设计和施工提供一定的借鉴意义。
4) root content
含根量
1.
For the same soil condition,through the direct shearing test of root-soil under the different root content with the same water content and the different water content with the same root content in laboratory.
针对同一土质,通过室内相同含水量时不同含根量和相同含根量时不同含水量的根土复合体抗剪强度试验。
5) nitrogen content
含氮量
1.
Influence of pretreatment process on nitrogen content of soybean protein fibre;
大豆蛋白纤维前处理工艺条件对含氮量的影响
2.
Genotype differences of nitrogen content in cultivated rice seed.;
栽培稻种子含氮量的基因型差异
3.
Reasons affecting nitrogen content of lime nitrogen, which is produced by converter process is analyzed.
分析了转炉法生产石灰氮中影响石灰氮含氮量的原因,通过合理掺用催化剂、调整炉料细度、改造原料配料系统等方法,优化了生产工艺条件,稳定了炉料配比以及炉料的发气量,提高了石灰氮的含氮量,氮的质量分数稳定在22。
6) total nitrogen content
总氮含量
1.
Analysis of combining ability and heritability of nicotine content,total nitrogen content and nitrogen/nicotine ratio in burley tobacco;
白肋烟烟碱、总氮含量及氮碱比的配合力与遗传力分析
2.
Through analysis on chemistry properties of various nitrogen forms in compound fertilizers,some problems existing in determination of total nitrogen content in compound fertilizer are solved,and the qualitative analysis of nitrogen form and its key points is also presented for a reference in determination of compound fertilizer.
通过对复混肥料中不同形态氮的化学性质的分析,解答了复混肥料总氮含量检验中的常见问题。
补充资料：炭黑细粉含量
分子式：
CAS号：
性质：在规定的实验条件下，造粒炭黑通过规定的筛网的部分。以一定量的造粒炭黑放入振筛机的筛网上振筛，通过筛子的炭黑作为造粒炭黑的细粉含量，其结果以质量分数表示。主要用以衡量造粒的效果。
CAS号：
性质：在规定的实验条件下，造粒炭黑通过规定的筛网的部分。以一定量的造粒炭黑放入振筛机的筛网上振筛，通过筛子的炭黑作为造粒炭黑的细粉含量，其结果以质量分数表示。主要用以衡量造粒的效果。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条