搜索结果: 1-15 共查到“Population dynamics”相关记录43条 . 查询时间(0.078 秒)
Population Dynamics of Juniperus macropoda Bossier Forest Ecosystem in Relation to Soil Physico-Chemical Characteristics in the Cold Desert of North-Western Himalaya
cold desert soil nutrients biomass carbon density elevational ranges natural regeneration
2023/12/1
Juniperus macropoda is the only tree species of a cold desert ecosystem that is experiencing high anthropogenic pressure and has a poor regeneration status due to harsh environmental conditions. Due t...
MONITORING TREE POPULATION DYNAMICS IN ARID ZONE THROUGH MULTIPLE TEMPORAL SCALES:INTEGRATION OF SPATIAL ANALYSIS,CHANGE DETECTION AND FIELD LONG TERM MONITORING
Spatial analysis Change detection Long-term monitoring Arid Acacia trees Remote sensing
2016/11/23
High mortality rates and lack of recruitment in the acacia populations throughout the Negev Desert and the Arava rift valley of Israel have been reported in previous studies. However, it is difficult ...
Population dynamics and infrastructure:meeting the millennium development goals in Ondo State,Nigeria
Population growth Health facilities Schools Environmental sustainability Millennium Development Goals
2015/7/24
Population has become an important research issue because its consideration has significant implications for change, development and quality of life in the society. Infrastructure such as water, trans...
Climate Impacts on Zooplankton Population Dynamics in Coastal Marine Ecosystems
Global ocean ecosystem dynamics zooplankton predators Marine ecosystems reproduction
2015/7/16
The 20-year US GLOBEC (Global Ocean Ecosystem Dynamics) program examined zooplankton populations and their predators in four coastal marine ecosystems. Program scientists learned that environmental co...
IUSSP Seminar on Population Dynamics and the Human Dimensions of Climate Change
IUSSP Seminar Population Dynamics Human Dimensions Climate Change
2015/6/26
The first Seminar sponsored by the IUSSP Panel on Climate Change, titled ‘Population dynamics and the human dimensions of climate change,’ was hosted by the Australian Demographic and Social Research ...
Population dynamics of Chaetocnema tibialis Illiger and Phyllotreta vittula (Redtenbacher) on the weed Amaranthus retroflexus L. and cultivated Amaranthus caudatus L.
Amaranthus flea beetles Chaetocnema Phyllotreta
2015/2/6
In 1995–1997, the population dynamics of the flea beetles Chaetocnema tibialis and Phyllotreta vittula, associated with Amaranthus retroflexus (wild species) and Amaranthus caudatus (cultivated specie...
Population dynamics of eight-toothed spruce bark beetle (Ips typographus[L.]) in the area of National Nature Reserve Praděd in 1998–2001
Ips typographus population dynamics management of Ips typographus NNR Praděd regulated disintegration
2015/2/6
The paper deals with the study of bionomics and population dynamics of Ips typographus (L.) in the area of the Praděd National Nature Reserve (NNR). Data were collected on the basis of detected feedin...
Diapause of Cameraria ohridella Deschka et Dimic and its impact on the species population dynamics
diapause pupa regression analysis
2015/1/29
Cameraria ohridella Deschka et Dimic is a polyvoltine species which can complete under suitable conditions the development of as many as three generations a year. In the Czech Republic, however, the t...
Monitoring the population dynamics of the horse chestnut leafminer Cameraria ohridella with a synthetic pheromone in Europe
horse chestnut leafminer Cameraria ohridella Lepidoptera Gracillariidae female sex pheromone traps monitoring population density
2015/1/28
A monitoring system for Cameraria ohridella males based on a synthetic sex pheromone was tested in the Czech Republic, Germany, France and Greece. From the obtained data on the insect phenology we con...
Population Dynamics, Chick Diet, and Foraging Behavior of the Razorbill (Alca torda) at Matinicus Rock, Maine
source-sink dynamics diving, temperature-depth recorder
2015/1/4
During the summers of 2007-2009, I studied the population growth and reproductive and foraging ecology of the Razorbill (Alca torda) at Matinicus Rock (MR), Maine. This medium-sized marine bird in the...
Coupling methods for efficient simulation of spatial population dynamics
Coupling methods efficient simulation spatial population dynamics Populations and Evolution
2012/4/28
Coupling is a widely used technique in the theoretical study of interacting stochastic processes. In this paper I present an example demonstrating its usefulness also in the efficient computer simulat...
Using Ecological Modeling to Enhance Instruction in Population Dynamics and to Stimulate Scientific Thinking
Population Dynamics Education Alternative Methodology Experimental Design Mathematical Models
2013/2/21
Population dynamics has commonly been explored in high-school and undergraduate-level courses in ecology. The techniques used for teaching population dynamics can provide students with the required ba...
We study a complementarity game as a systematic tool for the investigation of the interplay between individual optimization and population effects and for the comparison of different strategy and lea...
A Verhulst-Like Two-Species Population Dynamics Model
Verhulst-Like Two-Species Population Dynamics Model
2010/11/15
The study of a two-species dynamics population model, which includes intraspecific competition to the Lotka-Volterra equation, is presented. Despite being simple, this model presents a very rich behav...
Scaling Function, Universality and Analytical Solutions of Generalized One-Species Population Dynamics Models
Scaling Function Universality Analytical Solutions Generalized One-Species Population Dynamics Models
2010/11/16
We consider several one-species population dynamics model with finite and infinite carrying capacity, time dependent growth and effort rates and solve them analytically. We show that defining suitable...