1) the irrigation-yield efficiency
灌水生产效率
2) productive efficiency of irrigation water
灌溉水生产效率
3) Irrigation water productivity and economic efficiency
灌溉水生产效率和效益
4) irrigation water productivity
灌溉水分生产率
1.
Based on the long time series data from Zhanghe Irrigation District,Hubei,China,this paper investigated the production function model and technical non-efficiency model of irrigation water use efficiency(IWUE) and irrigation water productivity(WP) besed on stochastic frontier analysis(SFA) methods.
以湖北漳河灌区长系列数据为背景,采用随机前沿分析(SFA)对灌溉水利用系数(IWUE)及灌溉水分生产率(WP)的生产函数模型及技术无效模型进行参数估计和假设检验,结果显示后者的模型拟合较好。
5) application efficiency
灌水效率
1.
on the performance of application efficiency and distribution uniformity(Du).
分三种土质,不同畦田规格进行畦灌灌水试验,研究水流推进、退水过程、田间入渗、单宽流量、纵坡等对灌水效率、均匀度的影响。
2.
Field experiments were conducted in the winter wheat and fruit trees farmlands of Yangling City, Shanxi Province, to investigate the impacts of the sizes of the borders and irrigation technique parameters on the water flow advance and recession, irrigation application efficiency and distribution uniformity (DU).
在陕西杨凌的冬小麦地及果树地进行了畦田规格和灌水技术要素对水流推进和消退过程、灌水效率及灌水均匀系数影响的田间试验,结果表明,文中给出的地面灌溉模型可较好地模拟畦田水流运动。
3.
Field experiments were conducted in a sandy soil in the arid region to investigate the influences of border dimensions and irrigation variables on the performance of water advance and recession, application efficiency and distribution uniformity (DU).
在内蒙古风沙区一种砂土和壤质砂土的春小麦生育期内进行了畦田规格和灌水技术要素对水流推进和消退过程、田间水利用系数、灌水效率及灌水均匀系数影响的田间试验。
6) irrigation efficiency
灌水效率
1.
Experiments on irrigation efficiency using iodine-starch staining
灌水效率碘—淀粉显色示踪试验
2.
Based on the field experimental data both for clean and muddy water under continuous irrigation and surge flow irrigation, the water uniformity, irrigation efficiency and water storage efficiency of surge flow irrigation are firstly evaluated in this paper.
本文通过清、浑水连续灌与波涌灌溉的大田试验,对波涌灌溉的灌水均匀度、灌水效率及储水效率进行了评价,同时在文中提出了一种无需灌后土壤水分资料即可计算灌水质量评价指标的新方法,从而为波涌灌溉技术要素优化设计的灌水质量评价,提供了数学模拟计算的可
补充资料：配置效率和生产效率
在经济学上，经济发展的动力，或者说效率的来源，分为两类：一类是配置效率，二是生产效率。所谓配置效率，是指给定资源和技术的条件下，怎么样使资源从边际生产率低的地方流向边际生产率高的地方，从而使得资源和利用更合理、社会总价值达到最大;而生产效率是指如何通过技术进步提高每一种资源的生产率，也就是把社会的生产可行性边界向外移。
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