渔业资源评估
- 网络Fishery resource assessment;fish stock assessment;fisheries stock assessment
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VPA的调谐方法发源于欧洲,它们简单、易于理解和不需要繁杂的计算,在实际的渔业资源评估中有着广泛的应用。
The tuning methods in VQA originated from Europe , they are simple to understand and do not require complicated calculations , and are widely applied in the practical fish stock assessment .
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剩余产量模型是预测最大可持续产量(MSY)的经典方法,也是现代渔业资源评估和管理的主要理论模型之一。
Surplus production models are the classic methods to predict MSY , and are among the main theories and models in modern fish stock assessment and management .
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由于渔业资源评估中补充量的剧烈变动、亲体量的测量误差以及时间序列的偏差常常使亲体补充量(SR)关系模型的确定存在很大偏差问题。
Variations in environmental variables and measurement errors often result in large and heterogeneous deviations in fitting fish stock-recruitment ( SR ) data to an SR statistical model .
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利用国内外常用的渔业资源评估模型及东海主要经济种类渔业资源评估专家知识,应用面向对象的知识处理系统(OKPS)作为开发工具,开发了渔业资源评估专家系统。
An expert system for fish stock assessment was designed and developed by using the Objective Knowledge Process System ( OKPS ) as the development tool based on the fish stock assessment models and expert knowledge in this field .
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渔业资源评估专家系统设计及实践
The design and development of the expert system for fish stock assessment
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实现渔业资源评估专家系统的一种方法
An approach to implement a fishery resource assessment expert system
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拉格朗日插值法在渔业资源评估上的应用
Application of Lagrangian Interpolation Method in Fishery Stock Assessment
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渔业资源评估中声学方法的应用
The application of acoustic method in fishery resources survey
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厦门海域渔业资源评估
Estimation on fishery resources in Xiamen coastal waters
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渔业资源评估在渔业管理中的作用
The role of stock assessment in fisheries management
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海南省海洋渔业资源评估与渔业发展方向分析
The Evaluation of Marine Fishery Resources and Analysis of Development Direction of Fishery in Hainan Province
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应用渔业资源评估专家系统预测东海鲐年产量
Catch prediction of chub mackerel in the East China Sea by using fish stock assessment expert system
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福建及其邻近海区海洋渔业资源评估数据库系统的研究
A Study on Data Bases System of the Estimation of Marine Fisheries Resources in Fujian and Its Adjacent Waters
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本文介绍了一种用计算机专家系统实现我国东海渔业资源评估的方法。
This article introduces how to implement computer evaluation of fishery resources in Chinese East Sea by using an expert system .
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不确定性对北部湾二长棘鲷渔业资源评估影响的模拟研究
A Simulation Study of Impacts of Uncertainty on the Assessment of the Crimson Sea Bream ( Paragyrops edita ) Fishery in Beibu Gulf
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本文报道了福建及其邻近海区海洋渔业资源评估数据库系统的设计思想、主要内容、系统功能及操作方法。
In this paper , the design thinking , major content , systematic function and operating method of the data bases are reported .
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初级生产力是河口及海湾生态系统研究的重要内容之一,也是渔业资源评估、水环境评价及生态环境治理等方面的重要参数。
Primary production is one of the research fields on the ecosystem of estuaries and bays , and is also an important factor on potential fishery evaluation , aquatic environmental assessment and management of environments .
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依据渔业资源评估原理,结合渔业资源增殖放流的特点,提出一套计算群体生物统计量进而评估渔业资源增殖放流效果的方法。
Based on the theory of fishery resources assessment and the characteristics of fishery stock enhancement and releasing , the method was put forward to assess the enhancement effect of fishery stock by calculating the biological statistics amount of population .
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选用渔业资源评估模型,估算未建立生长方程的增殖放流种类的生长参数及其自然死亡系数,以及增殖放流种类的合理放流数量。
The growth parameters and natural mortality coefficients of the enhancement species that hadn ′ t been built the growth equations were estimated and the suitable enhancement amounts of all enhancement species were estimated by choosing the suitable model of fishery stock assessment .
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我国渔业资源的评估多采用产量模型和年龄结构模型,对于Delay-difference模型和消耗模型的应用甚为少见。
Fish stock assessment models in China which are used widely are production models and age-structured models , the former are surplus production models in the most .
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渔业资源的评估方法和模型研究进展
Review of Fish Stock Assessment Models
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溢油事故对天然渔业资源损害评估指标体系研究
Study of Index System on Damage Assessment of Spilling Oil Accident for the Natural Fishery Resources
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介绍了渔业资源声学评估的国内外研究现状,基本工作原理,声学仪器,声学评估的主要工作过程。
The development of the acoustic method in fishery resources survey at home and abroad , the basic principles , apparatus , and the main working process were described in this paper .
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本论文所研究的‘溢油对渔业资源损害评估’在我国是一个新的课题,至今在这方面还没有建立一套适用于我国海域渔业资源状况的污染损害评估理论。
The study of assessment for fishery damage caused by oil spill is still new subject in China . We have not established the theory of assessment for oil pollution damages , which suits to marine environment of China .
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福建闽南浅滩渔场中上层渔业资源存量及价值评估
Assessment of Pelagic Fisheries Stock and Value in Minnan Bank Ground
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渔业资源增殖放流效果评估方法的研究
Study on the method for assessment of enhancement effect of fishery stock
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为评估本工程造成的渔业资源损失价值,本文提出了水下炸礁工程渔业资源损失量的评估方法和减少工程施工对渔业资源影响的措施。
In order to evaluate the loss value of the fishery resource , the paper presents the method to evaluate the loss and the measure to reduce effects by the reef explosion underwater .