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水产开发
相关语句
  fishery exploitation
     Preliminary Inqiry into Application of Input-output Process to Fishery Exploitation
     投入产出法在水产开发中应用初探
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  相似匹配句对
     Development on Japanese aquatic food condiment
     日本水产调味料的开发
短句来源
     Development of Aquatic Sciences on the Internet in China
     互联网上水产信息资源的开发利用
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     The Exploitation of Official Automation
     办公自动化系统的开发
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     Retrospection on oil and gas field exploitation
     内向开发
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     TOURNAL OF FISHERIES OF CHINA
     水产学报
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  fishery exploitation
While the size-based metrics of community structure showed long-term trends that were consistent with the effects of increased fishery exploitation, these trends were only correlated with trophic level for the demersal community.
      
Limited summer movement of spot was exhibited suggesting the feasibility of assessing fishery exploitation by individual river systems.
      
High rates of fishery exploitation during the 1960's resulted in a drastic decline in the breadth of the age structure and numbers of spawning aged fish.
      
Instead, this paper develops a Real Options model to conceptualize and evaluate fishery exploitation flexibility.
      
Indirect effects of fishery exploitation and pest control in a riverine food web.
      


Water in a valuable natural resource. With the development of production, the growth of the production and the continuous increase of the living standards of the people, the demands for water also rises. But water is not inexhaustible. In fact, there do exist problems of water supply in some places in Hupei Ptblvince. Therefore, attention should be paid to a comprehensive survey of irsoting sources of water and their rational use. 1. The Value of Water Resources

本文对湖北省大气降水、地表径流、地下水等水资源,及各河流的水质进行了评价。并对水资源的合理利用,即对水利建设、发展水产、开发地下水及充分利用水能等问题进行了探讨。

The development strategy for fisheries science in inland waters is proposed to transfer theresearch trend from developing aquaculture to preserving the organisms lived in the waters. Thistransfermation is consistent with the international trend,accords with the requirement of nationaleconomy, and is of long-run benefit to our nation. In order to keep clear water resources for ouroffisprings, we have to promote the trend, and try to change the exploitable mainstream forfisherise toward the ocean.

根据我国的国情,内陆水体水产学的研究重心应从发展渔业转移到保护水质上来,这种转移是与国际潮流相一致的,也是符合国民经济需求和民族长远利益的,必须努力促进这个学科方向的转移,并通过科学导向将我国水产开发的重点转向海洋,给我们的子孙后代留下赖以生存的清洁水源。

Started with drawing up productive target and final product of the comprehensive fish culture farm and basedon economic and technical relations among industries, a reasonable scale of every production project may be fixed through balanced calculation so as to malce it find itself in a stable advantageous circulation.

投入产出法作为一种经济数学方法在水产开发中如何应用尚未见报道。从拟建综合养鱼场的生产目标和最终产品着手,根据各产业间的经济技术联系,通过平衡运算,以确定各类生产的合理规模,使各类生产处于稳定的良性循环之中。

 
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