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enhancement of fishery resources
释义
enhancement of fishery resources
Encyclopedia
农学
渔业资源增殖
释
enhancement of fishery resources
渔业资源增殖
用人工方法直接向海洋、滩涂、江河、湖泊、水库等天然水域投放或移入渔业生物的卵子、幼体或成体,以恢复或增加种群数量,改善和优化水域群落结构的措施。广义的还应该包括改善水域的生态环境,向特定水域投放某些装置(如附卵器、人工鱼礁等)及野生种群的繁殖保护等间接增加水域种群资源量的措施。
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equation of Fuchs type
equation of gravitational field
equation of heat conduction
equation of higher degree
equation of high temperature gas state
equation of infinite order
equation of integral dependence
equation of light
equation of mind-body
equation of mixed type
equation of motion
equation of motion CC method
equation-of-motion CC method
equation of motion coupled cluster theory
equation of motion in non-inertial systems
equation of motion of a partical with variable mass
equation of normal
equation of orbit
equation of polarographic wave
equation of projectivity
equation of radiative transfer
equation of radiative transfer in ocean waters
equation of separated variables
equation of state
equation of state for gas
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