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渔具选择性
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渔具选择性
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渔具选择性
释
fishing gear selectivity
渔具选择性
在捕捞作业中渔具对捕捞对象的选择能力。反映渔具在作业过程易于捕获特定种类、大小或年龄的个体的特性。不仅是渔业资源评估中的基本参数(特别是在死亡率估算、单位补充量的产量分析等模型),还是渔具设计和渔业管理的重要依据。
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Convention Between the United States, Germany, and Great Britain to Adjust Amicably the Questions Between the Three Governments in Respect to the Samoan Group of Islands
Convention Concerning International Carriage by Rail
Convention Concerning the International Administration of the Estates of Deceased Persons
Convention Concerning the Protection of the World Cultural and Natural Heritage
Convention Concerning the Recognition of the Legal Personality of Foreign Companies, Associations and Institutions
Convention for the Conservation of Anadromous Stocks in the North Pacific Ocean
Convention for the Elimination of Mercenarism in Africa
Convention for the Protection of Cultural Property in the Event of Armed Conflict
Convention for the Suppression of Unlawful Acts against the Safety of Maritime Navigation
Convention for the Suppression of Unlawful Seizure of Aircraft
Convention for the Unification of Certain Rules Relating to International Transportation by Air
Convention Governing the Specific Aspects of Refugee Problems in Africa
convention of Cartesian signs
Convention of London of 1840
Convention of the European and Mediterranean Plant Protection Committee
convention of UNIDROIT
Convention on Abolishing the Requirement of Legalisation for Foreign Public Documents
Convention on Assistance in the Case of a Nuclear Accident or Radiological Emergency
Convention on Biological Diversity
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