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
Archives of Liaodong of Ming Dynasty
archives of Li Hongzhang's westernization movement in Tianjin
Archives of Macao
Archives of Mianning County in the Qing Dynasty and Part of the Republic of China
Archives of Mining Affairs
Archives of Ministry of Civil Affairs
archives of Ministry of Public Security
Archives of Ministry of Transport
archives of modern Chinese postal origin
archives of Nanjing Massacre and the "comfort women" issue
Archives of Ningxia Hui Autonomous Region
archives of pharaoh
archives of prime minister
archives of puppet regime in Manchuria
archives of Qing dynasty
archives of Rishengchang exchange shop,bank
Archives of State Administration of Work Safety(The Coal Industry Archives)
archives of temple
Archives of the Communist Party of China 1921–2001
archives of the Dutch East India Company
archives of the founding ceremony of the People's Republic of China
Archives of the Planet
Archives of the Qing Dynasty and the Republic of China in Huili County discovered in 1984
Archives of the Suppression of the Tianping Rebellion in the Qing Dynasty
Archives of the Three Gorges Project
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 16:37:11