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- Algonguin, Eureka and Derby had the characteristics of good adaptability,high yield,strong regeneration,high ecological and economic value and so on,which was favorable in planting on large areas. 2 在供试苜蓿品种中,‘Derby’、‘Algonguin’和‘Eureka’紫花苜蓿产草量较高,品质佳,适口性好,再生性强。
- Trampling resistance capability of plants and some other merits have been demonstrated by tests.The ecological and economic values and applications are discussed. 通过植草试验说明“沙琪玛骨架”对提高植物的耐践踏性等方面的优点,讨论了绿化混凝土的生态、经济和社会应用价值。
- So this paper on AFB has good academic and economic value. 因此,对搅拌流化床的研究具有较好的学术和经济价值。
- Its are officinal value and economic value are extremely high. 其药用价值和经济价值都极高。
- ecological and economic value 生态价值
- The Moringa oleifera tree is an fast-growing arbor with good ecological value and economic value, which grows in tropical or subtropical regions. 摘要辣木是一种生长于热带或亚热带地区的、生态价值和经济价值均较好的多用途速生乔木树种。
- The investigation includes studying the local ecological situation and economic environment, estimating the potential productivity and economic value of the mountainous areas. 调查的内容包括研究当地生态情况和经济环境,评估生产力潜力以及山区的经济价值。
- Yet the NFA study commissioned by Museveni concludes that ecological and economic losses would be devastating. 然而穆塞韦尼委托国家森林管理局所做的调研结论是生态和经济的损失是灾难性的。
- He calls for importance attached not only to political and economic security, but also to ecological and humane security. 他提出,在未来不仅要注意政治和经济安全,而且也要关注生态和人文安全。
- Human activities are impairing ecological and economic services provided by many rivers and freshwater lakes and wetlands . 人类活动减少了由河、淡水湖和淡水沼泽地所提供的生态和经济服务。
- The successive variation in ecosystem service value of farmland in Miaodao archipelago from 1950 to 2000 is analyzed by using ecological and economics methods. 利用生态学和经济学统计方法分析了1950-2000年庙岛群岛海岸带农田生态系统服务价值的演替变化。
- In many areas, human activities are impairing ecological and economic services provided by the earth's deserts, grasslands, forests, and mountains. 在许多区域中,人类活动减少了由地球的沙漠、草原、森林和山所提供的生态和经济服务。
- Its ecological and economical benefit is the focal point at present. 其生态效益和经济效益是当今研究的热点。
- Scientific research proof, its venom has extremely high officinal value and economic value. 科研证实,它的毒液具有极高的药用价值和经济价值。
- For a long time, great attentions have been paid to Rana chensinensis for its important medicinal and economic value. 摘要中国林蛙具有重要的药用价值与经济价值,因而一直受到人们的重视。
- Great attentions have been paid to the Chinese brown frog for its important medicinal and economic value. 摘要中国林蛙具有重要的药用价值与经济价值,因此其受到人们的重视。
- The welfare implications and economic value of the ENSO forecasts are evaluated based on a straightforward application of the Bayesian decision theory. 本研究首先利用最小平方法及历史资料探讨不同圣婴现象对稻米产量的影响,发现反圣婴造成的影响较圣婴年为大。
- Distribution and economic value of fig tree resources in Fujian are described and some suggestions for protection are also put forward. 本文概述福建省榕树资源的分布和经济价值,并提出相应的保护策略。
- In addition, most of economic species in this area were in fruit phase, not only high vigor of tree but high fruiting rate, accomplishing the purposes of ecological and economic benefits. 此外,农业开发区引进的经济林树种大多处在盛果期,树体旺盛,结果率高,达到了生态效益与经济效益双赢的目的。
- As a excellent tree species in the Pinus pinaster, slash pine is provided with fine biological characteristics and economic value. 湿地松有有优良的生物学特性和经济价值,是松属中的优良树种。