1) rain use efficiency
植被降水利用效率
2) fertility improvement
降水利用效率
1.
In accordance with the character of poor nitrogen and phosphorus in soils in semiarid cold region with high elevation in northwest Hebei, the experiments of soil fertility improvement with organic and mineral fertilizers were conducted on meadow chestnut soil in drought shoaly land from 1992 to 1994.
６％，降水利用效率由未施肥的２。
3) crop rainfall utilization efficiency
作物降水利用效率
1.
Based on analyzing the concept and influencing factors for improving crops rainfall utilization efficiency and farmland rainfall production potential of the related research achievements,the paper introduces the methods and approaches for improving crop rainfall utilization efficiency from five aspects of increasing .
通过对黄土区农田作物降水利用效率的概念及其影响因素、农田降水生产潜力等相关研究成果的分析,从实现土壤水库扩蓄增容、增加农田地面覆盖、促进作物根系生长、减少作物无效蒸腾、持续增加土壤肥力等5个方面,提出了提高黄土区农田降水利用效率的方法和途径,并结合降水资源转化利用技术发展需求,提出了近中期提高降水资源利用效率技术的发展方向和研发的若干重点。
5) rainwater use efficiency
降水利用率
1.
In hilly and gully region of loess plateau,the technique of plastic-catchment and promote-infiltration can increase survival rate,yield and quality of apricot and jujube,rainwater use efficiency and economic benefit,and prevent effectively from soil desiccation and harmful effect on plant growth.
在黄土高原丘陵沟壑区,采用塑膜微集水促渗技术,可提高杏、枣栽植成活率、产量、品质、自然降水利用率和经济效益,防止土壤干化及其所导致的植株生长不良的发生。
6) efficient rainfall water use efficiency(WUEP0)
有效降水水分利用效率(WUEP0)
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