Nonlinear dynamic means is utilized in this paper and a nonlinear dynamic model of the ecological food chain is established to describe the relationship among the predator, herbivore and meadow resource under the disturbance of human activity, which are the three most important elements lying in the ecological food chain.
运用非线性动力学方法,建立在人类活动干扰下,草原生态食物链上肉食种群-草食种群-草地资源三者的微分动力系统模型,并对平衡态进行数值模拟,研究草原生态食物链对人类活动的干扰随时间变化作出的响应。
Aquatic food chains are different from terrestrial ones.
水生食物链不同于陆地食物链。
Bioaccumulation of Polybrominated Diphenyl Ethers in a Contaminated Freshwater Food Web from an E-Waste Recycling Site,South China
多溴联苯醚在典型电子垃圾污染区域水生食物链上的生物富集特征
the lower reaches of the food chain.
食物链的低等生物群
biological integrated food chain system
生物连接的食物链系统
biologically cumulative effect in food chain
食物链的生物累积效应
Analysis on the Material and Energy Flow in the Foodchain of Alligator Weed and Wheat Bran-Tenebrio molitor-rice field eel)
“水花生和麦麸—黄粉虫—黄鳝”食物链物流与能流分析
Of or involving the feeding habits or food relationship of different organisms in a food chain.
生物食物链食物链中不同生物的捕食习惯或食物关系的，或涉及于此的
Plankton is at the bottom of the marine food chain.
浮游生物处于海洋食物链的最底层。
The predatory chain in which successively larger organisms feed on smaller ones.
较大型生物捕食较小型生物从而在生物界形成持续不断的捕食链。
Producer The first TROPHIC LEVEL, in a food chain.
生产者：食物链中第一个营养级。
That has implications all the way down the food chain for biological persity," he said.
这样就对生物多样性的食物链产生了影响。”
The extinction of key species could have cascading effects throughout the food web.
关键物种的灭绝可能通过食物链产生级联效应。
The feeding level an organism occupies in a food chain.
指处于食物链某一环节上的所有生物种之总和。
Problems & Solutions in Raw,Fresh Food Logistics:Cold Chain Logistics
生鲜食品物流存在的问题及解决方案——冷链物流
Amino Acids Transmites in the Food Chain of Key Species within the Yellow Sea and East China Seaecosystems Food Net;
黄东海生态系统食物网中氨基酸在关键种食物链上的传递
food chain : Sequence of transfer of matter and energy from organism to organism in the form of food.
食物链: 生态学术语,指物质和能量以食物形式依次从一个生物体传递到另一个生物体的途径。
(ecology) a community of organisms where there are several interrelated food chains.
（生态学）一个充满一些相关食物链的有机体群落。
Asymptotic Behavior of Solutions for a Four-Specie Food Chain Ecological Model with Time Delays;
一类时滞四种群食物链生态模型的渐近性态