请输入您要查询的字词:
单词
河道增养殖
释义
河道增养殖
Encyclopedia
农学
河道增养殖
释
river aquaculture
河道增养殖
在河道沟渠采用繁殖保护、人工放流和改善水域环境等措施来提高水产资源的数量和质量的过程。是保证水产资源再生产的稳定和持续增长,提高渔业生产的经济效益的重要途径。包括增殖和养殖两个方面。又称河道沟渠增养殖、河沟增养殖、外荡增养殖等。
随便看
terrestrial age
terrestrial algae
terrestrial analog television
terrestrial animal
Terrestrial atlas of kangxi dynasty
terrestrial atmosphere
terrestrial background infrared data
terrestrial biosphere
terrestrial branch
terrestrial communications network
terrestrial coordinate
terrestrial coordinate system
terrestrial digital television
Terrestrial Dynamical Time
terrestrial ellipsoid
Terrestrial Ephemeris Origin
terrestrial event
terrestrial exoplanet
terrestrial eyepiece
terrestrial globe
terrestrial gravitation
terrestrial heat
terrestrial hydrology
terrestrial hydrology in China
Terrestrial Intermediate Origin
科学参考收录了854744条科技类词条,基本涵盖了常见科技类参考文献及英语词汇的翻译,是科学学习和研究的有利工具。
Copyright © 2000-2023 Sciref.net All Rights Reserved
京ICP备2021023879号
更新时间:2024/11/6 5:53:46