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仔鱼饥饿“不可逆点”
释义
仔鱼饥饿“不可逆点”
Encyclopedia
农学
仔鱼饥饿“不可逆点”
释
starvation in larvae ("the point-of-no-return"; PNR)
仔鱼饥饿“不可逆点”
在饵料缺乏的情况下,初孵仔鱼达50%或100%死亡时的饥饿时间。又称仔鱼饥饿“致死临界期”、仔鱼“不可逆转饥饿”(irreversible starvation)、仔鱼“生态死亡”点。是从生态学角度评价仔鱼的饥饿耐力的一项指标。常用此作为仔鱼“生理死亡”的界限。
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position matching
position measurement
position micrometer
position of a game
position of point symmetry
position of readiness for action
position of similarity
position of symmetry
position of the conduction band
position of the people's police
position of the valence band
position on stage
position operator in position representation
position parameter
position plane
position point
position reporting
position representation
position retrieval
Positions and Proper Motions Star Catalogue
position sensitive detector
position sensitive proportional counter
position sensor
position servo system
position space renormalization group
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