1) economical index of fertilizer application
经济施肥指标
2) economical fertilization
经济施肥
1.
A related mathematical model was established and the most appropriate plan for economical fertilization was posed.
采用三因素二次通用旋转组合回归设计,定量研究了无土育苗条件下矮牵牛苗期需肥规律,建立了肥料效应函数模型,并提出最佳经济施肥方案。
3) precisional fertilizer application
施肥指标
1.
The index system of precisional fertilizer application in cotton fields in north Xinjiang was developed based on the database of soils in the experimental area.
采用精准施肥指标的试验结果表明:(1)与全部化肥一次足量深施比,667m2平均节约化肥费用22。
5) economic indicator
经济指标
1.
The paper chose the total investment in fixed assets of the whole society as the economic indicator and chose the discharge of industrial waste water,the emission of industrial waste gas,the discharge of industrial solid as the economic indicators.
通过分析济南市经济发展与环境污染现状,采用层次分析法,选取了全社会固定资产投资作为经济指标,以工业废水、废气排放量及工业固体废物产生量作为环境指标。
2.
The present macroscopic economic indicator is calculated according to the SNA system of United Nations.
目前的宏观经济指标是按照联合国制定的SNA体系核算得到的。
3.
Using the principal component analysis of modern statistical analysis,considering the major relation of economic indicators,the paper does some empirical research on 14 cities in Hunan Province,which is significant for the functional division of logistics network nodes and can make the system more scientific and reasonable in the province.
文章利用现代统计分析方法中的主成分分析法,抓住经济指标间的主要关系,就湖南省14个地级州市进行实证研究,对物流网络节点的功能划分具有重要意义,使湖南省的物流网络系统更科学合理。
6) economic index
经济指标
1.
The Correlation among Main Agronomic Characters and Their Effects on Economic indexes of Flue-cured Tobacco by the Grey Incidence Analysis;
用灰色关联度分析烤烟主要农艺性状间的相关性及其对经济指标的影响
2.
Comparative research into main economic indexes between Sichuan and Chongqing;
重庆、四川主要经济指标的比较研究
3.
Gray correlation analysis on the main agronomic characters and economic indexes of the flue-cured tobacco
烤烟农艺性状与经济指标间的灰色关联度分析
补充资料：养分丰缺指标施肥法
分子式：
CAS号：
性质：合理施肥技术方法之一，根据土壤养分测定值与作物产量(或吸收养分量)之间存在较好相关性原理，通过肥效试验，将多点的土壤养分测定值和其相对应的相对产量(空白区产量/全肥区产量×100％)，按照国际通用标准，确定该地区某种作物的土壤养分丰缺指标，不同土壤养分丰缺状况反映出施用该肥料的不同增产效果，从而确定合理施肥量和养分配比。
CAS号：
性质：合理施肥技术方法之一，根据土壤养分测定值与作物产量(或吸收养分量)之间存在较好相关性原理，通过肥效试验，将多点的土壤养分测定值和其相对应的相对产量(空白区产量/全肥区产量×100％)，按照国际通用标准，确定该地区某种作物的土壤养分丰缺指标，不同土壤养分丰缺状况反映出施用该肥料的不同增产效果，从而确定合理施肥量和养分配比。
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