1) nonlinear density dependence
非线性密度制约
1.
In this paper,a sufficient condition is obtained for the global stability of the equilibrium point of a class predator-prey system with Holling Ⅲ functional response,whose prey is nonlinear density dependence,and predator is density independence.
对一类捕食者与被捕食者系统平衡点的全局稳定性进行研究,获得了被捕食者受非线性密度制约、捕食者无密度制约且具有Holling Ⅲ型功能性反应的一类捕食者与被捕食者系统平衡点的全局稳定性的充分条件。
2.
Then a new mathematical model of population growth is putforward as follow:The model s analytic solution isAs the nonlinear density dependence index s<1, s= 1, s>1 and s→∞, the model correspondsto the Smith s, the Logistic, the Cui-Lawson s, and the Exponential models of populationgrowth, respectively.
通过对种群增长的非线性制约机制的数学形态分析，提出了一种新的种群增长数学模型其解析解为：该模型当非线性密度制约指数s＜1，s=1，s＞1及s→∞时分别对应于Smith，Logistic，崔-Lawson及指数增长模型，具有自适应性。
2) double linear density restriction
双线性密度制约
3) density restriction
密度制约
1.
Using the second method of Liapunov,by making the Liapunov function,discussing the balance point stability in a kind of food chain ecosystem with non-linear density restriction.
利用Liapunov第二方法,通过构造Liapunov函数,讨论了一类具有非线性密度制约的食物链生态系统平衡点的稳定性。
2.
Studies the density restriction of tilapia in the closed aeration culture water and the chlorella influence,find that the tiptop biomass of tilapia fry was 4.
在封闭曝气养殖水体内研究罗非鱼的密度制约作用和小球藻的影响,发现罗非鱼苗的最高生物量为4。
4) density dependence
密度制约
1.
Density dependence of Phalaris aruandinacea clonal population on middle mountain region of subtropical zone of China.;
亚热带中山地区草芦无性系种群的密度制约
2.
A type anorexia system of the predatory spencies with density dependence;
捕食者种群具有密度制约的一类厌食系统
3.
The results showed it presented density dependence on birth rate, death rate and increase rate of population.
在哈泥贫营养沼泽,研究了毛壁泥炭藓(Sphagnumimbricatum)种群的密度制约规律,结果表明,种群出生率、死亡率和增长率均表现为负密度制约;随初始密度的增加,种群出生率和增长率下降,死亡率增加;分株高度和生物量及其分配无严格的密度制约规律。
5) Density dependent
密度制约
1.
A class of predator-prey model with Holling type I functional response is considered,in which both of the species are density dependent.
对具有Holling I类功能反应且食饵与捕食者种群都有密度制约项的一类捕食系统,本文分析了正平衡点的存在性和稳定性。
6) density restrict
密度制约
1.
Global analysis of a ratio-dependent predator-prey system:A case for both prey and predator with density restrict;
依赖比率的捕食被捕食系统的全局分析 :捕食与被捕食者均有密度制约的情况(英文)
2.
A class of Ivlev s type predator-prey dynamic systems with prey and predator both having linear density restricts is considered.
研究捕食者与食饵均具有线性密度制约的Ivlev型捕食动力系统。
补充资料：非密度制约因素(见密度制约因素)
非密度制约因素(见密度制约因素)
l焦非密度制约因素见生态因素、密度制约后
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条