请输入您要查询的字词:
单词
水生生态系统食物链
释义
水生生态系统食物链
Encyclopedia
农学
食物链
释
food chain of aquatic ecosystem
水生生态系统食物链
在水生生态系统中,从植物、细菌和有机物开始,物质和能量通过摄食与被摄食在各营养级的水生生物间依次传递所形成的链状营养关系。当能量在食物链传递时,每经过一个营养级就有一部分能量会损失掉。因此,食物链不可能无限加长,水生生态系统食物链的营养级通常只有4~5级。
随便看
International Active Sun Year
international administrative assistance in tax matters
International Administrative Unions
International Advertising Association
International Aero Engines
International Aerospace Quality Group
International Affiliation of Writers Guilds
International African Friends of Ethiopia/Abyssinia
International African Institute
International Agency for Cancer Research
international agreement on exchange of information on tax matters
International Agreement on Jute and Jute Products
international agricultural development cooperation
International Agricultural Research Centres
international agrometeorological institute
International Agrophysics
International Air Transport Association
International Amateur Boxing Association
International Anarchy
international angstrom
International Animated Film Association
International Animation Festival Hiroshima
International Anti-Corruption Academy
International Anti-Corruption Coordination Centre
International Anti-Fascist League
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:2026/8/20 6:27:25