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渔具选择性
释义
渔具选择性
Encyclopedia
农学
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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Nine Cantos
nine categories of Chinese classical mathematics
Nine Chamberlains
Nine Chapter Law
Nine Chapters Algorithmic Comparison Category Encyclopedia
Nine Chapters of Han Code
Nine Chapters on the Art of Mathematics
nine circles theorem
Nine-class feudal household asset hierarchy in Southern and Northern Dynasties
nine classical needles
nine-class tax system
Nine Colored Deer
nine combinations of reason
Nine-Dragon Caves Scenic and Historic Area
Nine-dragon Entrance on Stage
nine factor model
Nine General History of Institutions
nine intersection model
nine-j symbol
nine keep
nine kinds of preventions of archives
Nine Laments
Nine Lesser Chief Ministers
nine-link lantern
Nine Malawian Plays
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