1)single-species单种群
1.Stage-structured Model of a Single-species with Density-dependent and Birth Pulses具密度依赖和生育脉冲的单种群阶段结构模型
2.To discrete population model for a single-species with harvesting is considered,local stability and global stability are given,with adequate control of harvesting capacity causing the single-species in chaos states to stability.针对一类具有收获的离散单种群模型,给出了平衡点局部稳定和全局稳定的充分条件,并利用数值模拟的方法得到适当的控制收获能力,可以使混沌状态的单种群达到稳定状态。
3.In this paper,we study the permanence of positive solutions for the nonautonomous single-species Kolmogorov system with delays and feedback controls in a very general and rather weak conditions.本文研究了具有时滞和反馈控制的非自治单种群Kolmogorov模型的持久性,得到了该模型持久性的比较弱的积分形式的充分条件。
英文短句/例句
1.The Survival Analysis for a Single Population Model in a Polluted Environment环境污染下的单种群物种的生存分析
2.Economic Harvesting Model with Variable Price and Cost for a Single Population价格成本变化的单种群经济捕获模型
3.ESS, NIS and GIS for Multi-Player Game in Single Population单种群多人博弈中的ESS、NIS和GIS
4.The Survival Analysis of Stochastic Single-Species Models in Polluted Environments污染环境中随机单种群模型生存分析
5.Permanence in a Class of Nonautonomous Single-Species Systems with Feedback Controls一类非自治单种群模型的持久性(英文)
6.The Logistic Single Population Model with Time Delay and Harvesting时滞Logistic单种群的经济捕获模型分析
7.The Survival Analysis and the Economic Harvesting Policy of Single-species in a Polluted Environment;污染环境中单种群的生存分析与经济捕获策略
8.Bistable Waves for a Single Species Model with Age Structure in 2-Dimension Lattice;二维格上年龄结构单种群模型双稳行波解
9.Spreading Speeds and Traveling Waves for a Single Species Model in 2-Dimension Lattice;二维格上单种群模型的传播速度和行波解
10.Optimal Harvest Model for Single Species Grouped by Years;具有年龄结构的单种群最优捕获策略模型研究
11.On the Dynamical Behaviors in Single Species Model with Feedback Control;单种群反馈控制生态系统的动力学行为研究
12.Harvest Policy of Single-species Model with the Stage-structure;具有阶段结构的单种群模型的捕获策略
13.Persisting Subsistence Condition of Single Species for Taking Delay in N-patches;带时滞的单种群在n个斑块中持续生存的条件
14.The Properties of Solutions of some Special One-species Models;一些特殊的单种群生态模型的解的性态
15.Global Asymptotica Stability of Single-species Growth Model with Stage Structure;阶段结构单种群模型的全局渐近稳定性
16.Stability for Stage Structure Single Species Model with Cannib alism;具有阶段结构的自食单种群模型的稳定性
17.A subdivision of an association having one dominant species of plant.单优种群体具有一种优势植物的亚门
18.The communities of perennial herb are characterized by consociation with single synusia consisting of pure population, and the structure of bush community appear looser.多年生草本群落常由纯种群构成单优群落，灌木群落结构松散。
相关短句/例句
single population单种群
1.By virtue of differential theory,a theoretical model for growth and decline of single population was derived as follows.运用数学微分理论，导出了用于描述生物单种群数量消长的理论模型Ｎ＝Ａ１＋ｅ－ｆ１（ｔ）－Ｂ１＋ｅ－ｆ２（ｔ）＋Ｃ并给出了这个模型的３个特例。
2.The mathematical basis of population regulation and control on single population is clarified, the types of population regulation and control are grouped into three classifications and eight sub classifications, and examples are given by the different stem tiller formations of rice to prove above the results.通过阐述生物单种群群体调控的数理基础，将群体调控分为３种类型，包括８个亚类，并以水稻不同处理条件下的茎蘖群体消长为例进行了验
3.The new algorithm was based on single population without intermediate population,in which mutation operation,crossover operation and selection operation were used on the current population.该算法基于单种群,在演化过程中直接对当前种群进行变异、交叉和选择操作,无须差异演化算法中的中间过渡种群。
3)single species单种群
1.Permanence for single species model with feedback control and finite continuous delays具连续时滞单种群反馈控制模型的持久性
2.In this paper,we study single species model with feedback control by using the methods which have been used in [1-3].利用[1～3]所给的方法研究一类单种群生态系统,得到这类单种群生态系统的持久性的一个新的充分条件。
4)Single race单种群
1.This paper makes a detailed analysis of the stability of Harvest model describing the dynamic characteristics of the pupulation of a single race.本文建立了一种按年龄分组的单种群收获模型 ,详细分析了该模型的稳定性 ,并得到了该模型临界稳定的充分必要条件 ,还得到了在临界稳定平衡中的极限状态解及临界稳定的生物学意
5)monosex population单性种群
6)Single species system单种群系统
1.Based on regarding the toxin input rate as control variable, the article has researched into the optimal control problem of linearized single species system and gained a result that the system at near fixed species quantities can be controlled optimally.研究了一类受毒素影响的由单调非负严格递增剂量反应函数刻划的单种群系统,将毒素输入率作为控制变量,研究单种群线性化系统的最优控制问题。
延伸阅读
种群增长率(见种群出生率)种群增长率(见种群出生率) 种群增长率见种群出生率。
