The server is under maintenance between 08:00 to 12:00 (GMT+08:00), and please visit later.
We apologize for any inconvenience caused
Login  | Sign Up  |  Oriprobe Inc. Feed
China/Asia On Demand
Journal Articles
Laws/Policies/Regulations
Companies/Products
Bookmark and Share
bin wei ? zeng zhi !
Author(s): 
Pages: 52-54
Year: Issue:  5
Journal: Ocean World

Abstract: <正>地球上的每个物种都是生态系统中的重要一员,食物链把它们彼此联系成了一个整体。物种之间相互依存、相互牵制,一旦食物链中的某一个环节出现问题,整个生态系统的平衡都将受到很大影响。
Related Articles
No related articles found